self+variable

- a-f oscillator
- anharmonic oscillator
- antistiction oscillator
- arc oscillator
- arc-tube relaxation oscillator
- Armstrong oscillator
- astable blocking oscillator
- audio oscillator
- audio-frequency oscillator
- autodyne oscillator
- avalanche oscillator
- avalanche-diode oscillator
- backward-wave oscillator
- balanced oscillator
- Barkhausen oscillator
- Barkhausen-Kurz oscillator
- beam-plasma wave oscillator
- beat oscillator
- beat-frequency oscillator
- beating oscillator
- bias oscillator
- bipolar transistor oscillator
- blocking oscillator
- bridge piezoelectric oscillator
- bulk negative resistance oscillator
- Butler oscillator
- capacitance-resistance oscillator
- carrier insertion oscillator
- cathode-follower oscillator
- cavity oscillator
- chroma oscillator
- chrominance-subcarrier oscillator
- Clapp oscillator
- code-practice oscillator
- coherent oscillator
- color oscillator
- color subcarrier oscillator
- Colpitts oscillator
- continuous-wave oscillator
- crystal oscillator
- crystal-controlled oscillator
- cw oscillator
- degenerate parametric oscillator
- degenerate-type parametric oscillator
- delayed pulse oscillator
- dielectric resonator oscillator
- digital delay oscillator
- digital-control oscillator
- double-local oscillator
- double-transit oscillator
- Dow oscillator
- driven blocking oscillator
- driving oscillator
- Duffing oscillator
- dynatron oscillator
- electron-coupled oscillator
- electronically tunable oscillator
- electron-tube oscillator
- erase oscillator
- extended-interaction oscillator
- Fabry-Perot maser oscillator
- fast cyclotron-wave oscillator
- feedback oscillator
- fixed-frequency oscillator
- fork oscillator
- free-running oscillator
- frequency multiplier oscillator
- frequency-pulling oscillator
- frequency-sensitive oscillator
- frequency-swept oscillator
- ganging oscillator
- garnet-tuned oscillator
- gas-tube relaxation oscillator
- grid-dip oscillator
- grid-pulsing oscillator
- Gunn oscillator
- Gunn-diode oscillator
- Gunn-effect oscillator
- harmonic oscillator
- harmonic-locked oscillator
- Hartley oscillator
- helitron oscillator
- Hertzian oscillator
- heterodyne oscillator
- high-frequency oscillator
- impact-avalanche transit-time diode oscillator
- impact-avalanche transit-time oscillator
- IMPATT oscillator
- impulse oscillator
- induced-degeneration blocking oscillator
- inductance-capacitance oscillator
- injected-beam backward-wave oscillator
- injection-driven oscillator
- injection-locked oscillator
- integral-cavity reflex-klystron oscillator
- Josephson oscillator
- kallitron oscillator
- keep-alive oscillator
- klystron oscillator
- labile oscillator
- laser oscillator
- LC oscillator
- Lecher oscillator
- Lecher-wire oscillator
- lighthouse-tube oscillator
- limited space-charge accumulation oscillator
- line stabilized oscillator
- linear oscillator
- linear time-base oscillator
- local oscillator
- locked oscillator
- locked-in oscillator
- LSA oscillator
- magnetostriction oscillator
- magnetostrictive oscillator
- magnetron oscillator
- maser oscillator
- master oscillator
- Meacham bridge oscillator
- Meissner oscillator
- microwave oscillator
- Miller oscillator
- modulated oscillator
- molecular oscillator
- monotron oscillator
- M-type backward-wave oscillator
- multifrequency oscillator
- multivibrator oscillator
- negative-resistance oscillator
- negative-transconductance oscillator
- nonsinusoidal oscillator
- number-controlled oscillator
- optical parametric oscillator
- O-type backward-wave oscillator
- oven-controlled crystal oscillator
- parametric oscillator
- parametric phase-locked oscillator
- phase-locked oscillator
- phase-locked subharmonic oscillator
- phase-shift oscillator
- phase-stabilized oscillator
- Pierce oscillator
- piezoelectric oscillator
- pilot oscillator
- plasma oscillator
- positive-grid oscillator
- pulse oscillator
- pulsed avalanche oscillator
- pulsed avalanche-diode oscillator
- push-pull oscillator
- quartz-crystal oscillator
- quartz-crystal-controlled oscillator
- quartz-locked oscillator
- quench oscillator
- quenched-mode Gunn oscillator
- RC oscillator
- Read-diode oscillator
- reentrant oscillator
- reference oscillator
- reflection oscillator
- reflex-klystron oscillator
- regenerative oscillator
- relaxation oscillator
- repeller-type oscillator
- resistance-capacitance oscillator
- resonant-line oscillator
- retarding-field oscillator
- RF oscillator
- ring oscillator
- ringing oscillator
- rugged oscillator
- sawtooth oscillator
- self-excited oscillator
- self-mixing oscillator
- self-quenching oscillator
- series-tuned oscillator
- service oscillator
- shunt-tuned oscillator
- sine-wave oscillator
- single-mode oscillator
- single-shot blocking oscillator
- single-wave oscillator
- spark-gap oscillator
- spin oscillator
- square-wave oscillator
- squegging oscillator
- stabilized local oscillator
- subcarrier oscillator
- superconducting-cavity stabilized oscillator
- surface-acoustic-wave oscillator
- sweep oscillator
- synchronized oscillator
- temperature compensated oscillator
- test oscillator
- tetrode oscillator
- timing-axis oscillator
- transferred-electron oscillator
- transistor oscillator
- transitron oscillator
- TRAPATT oscillator
- trapped plasma avalanche transit-time oscillator
- traveling-wave oscillator
- tri-tet oscillator
- tunable oscillator
- tuned-anode oscillator
- tuned-base oscillator
- tuned-collector oscillator
- tuned-grid oscillator
- tuned-input oscillator
- tuned-output oscillator
- tuned-plate oscillator
- ultra-audion oscillator
- unijunction transistor oscillator
- unlocked driven oscillators
- vacuum-tube oscillator
- Van der Pol oscillator
- varactor-modulated crystal oscillator
- variable reactance oscillator
- variable-frequency oscillator
- velocity-modulated oscillator
- voltage-controlled crystal oscillator
- voltage-controlled oscillator
- Wien-bridge oscillator
- Xtal oscillator
- YIG-tuned tunnel-diode oscillator

- adaptive control system
- address selection system
- addressing system
- advice-giving system
- AI planning system
- AI system
- analog computing system
- analog-digital computing system
- analysis information system
- application system
- arabic number system
- arithmetic system
- assembly system
- asymmetrical system
- atomic system
- attached processor system
- audio system
- authoring system
- automated office system
- automatic block system
- automatic checkout system
- automatic control system
- automatic search system
- automatic test system
- automatically programmed system
- automatically taught system
- autoprogrammable system
- axiomatic system
- backup system
- bad system
- bang-bang system
- base-2 system
- basic system
- batch-processing system
- binary system
- binary-coded decimal system
- binary-number system
- biquinary system
- bit-mapped system
- bit-slice system
- black-board expert system
- block parity system
- buddy system
- business system
- bus-oriented system
- bussed system
- CAD system
- call-reply system
- carrier system
- cause-controlled system
- character recognition system
- character-reading system
- chargeback system
- check sum error-detecting system
- chip-layout system
- clock system
- closed loop system
- closed system
- co-authoring system
- code recognition system
- code system
- coded-decimal system
- code-dependent system
- code-insensitive system
- code-sensitive system
- code-transparent system
- coding system
- coincident selection system
- cold system
- color-coded system
- command system
- common-bus system
- communication data system
- communications-oriented system
- complete articulated system
- computer system
- computer-aided design system
- computer-aided system
- computer-based system
- computer-based weapon system
- computerized system
- computing system
- concatenated coding system
- concealment system
- conservative system
- contention system
- continuous presence system
- control system
- controlled system
- controlling system
- coordinate system
- cordonnier system
- costrained vision system
- cross system
- crossbar switch system
- data acquisition system
- data collection system
- data exchange system
- data flow system
- data gethering system
- data handling system
- data management system
- data preparation system
- data processing system
- data reduction system
- data retrieval system
- data storage system
- data system
- data transmission system
- database management system
- database support system
- data-managed system
- decimal number system
- decimal system
- decimal numeration system
- decision support system
- decision-aided system
- decision-making system
- decision-support system
- decision-taking system
- decoding selection system
- decomposable system
- dedicated system
- degenerate system
- design library support system
- design-automation system
- design-verification system
- development support system
- development system
- digital communication system
- digital computing system
- direct-current system
- directly coupled system
- discrete system
- discrete-continuous system
- disk operating system
- display system
- distributed database management system
- distributed function system
- distributed intelligence system
- distributed parameter system
- distributed system
- distribution system
- double intermediate tape system
- down system
- drafting system
- dual system
- dual-computer system
- dual-processor system
- duodecimal number system
- duodecimal system
- duotricenary number system
- duotricenary system
- duplexed computer system
- duplex computer system
- dyadic number system
- dyadic system
- dynamic mapping system
- dynamic scene system
- dynamic support system
- electronic data processing system
- electronic sorting system
- encoding system
- equipment adapted data system
- erasing system
- error-controlled system
- error-correcting system
- error-detecting system
- executive file-control system
- executive system
- expert control system
- expert support system
- expert system
- expert-planning system
- externally pulsed system
- fail-safe system
- fail-soft system
- fan-out system
- fault-tolerant system
- feasible system
- federated system
- feed system
- feedback system
- feedforward control system
- fiche retrieval system
- file control system
- file system
- fixed-lenght record system
- fixed-point system
- fixed-radix numeration system
- floating-point system
- fluid transport system
- follow-up system
- forgiving system
- front-end system
- fuzzy expert system
- generic expert system
- geographically distributed system
- goal-seeking system
- good system
- graceful degradation system
- graphic data system
- graphics display system
- graphics system
- help system
- heterogeneous system
- hexadecimal number system
- hexadecimal system - host system
- hostless system
- host-satellite system
- human visual system
- hunting system
- hypermedia system
- imaging system
- incremental system
- independent system
- indirectly coupled system
- information storage and retrieval system
- information retrieval system
- information handling system
- information management system
- information processing system
- information system
- information-feedback system
- in-plant system
- input/output control system
- instruction system
- instrumentation management system
- integrated system
- intelligence system
- interactive control system
- interactive system
- intercommunicating system
- interlock system
- internal number system
- internal system
- Internet-enabled system
- interrupt system
- isolated system
- kernel system
- key-to-disk/tape system
- knowledge base management system
- knowledge system
- knowledge-based system
- large-scale computing system
- laser communication system
- layered control system - lexicon-driven system
- library reference system
- local-network system
- long-haul system
- lumped-parameter system
- machine tool control system
- machine-limited system
- machine-oriented programming system
- macroinstruction system
- macro system
- magnetic memory system
- magnetic recording system
- magnetic tape plotting system
- mail message system
- mail system
- mailbox system
- management information system
- man-machine system
- mapping system
- map-reading system
- mass memory system
- mass storage system
- master/slave system
- matrix memory system
- memory driver system
- memory system
- message handling system
- message system
- microcomputer system
- microfilm printing system
- midsplit system
- MIMO system
- mixed-base numbering system
- mixed-base number system
- mixed-radix numeration system
- model-based expert system
- modular system
- monitoring system
- monitor system
- mosaic system - multicomputer system
- multidimensional system
- multifrequency system
- multilevel storage system
- multiloop system
- multimaster communication system
- multimicroprocessor system
- multiple computation system
- multiple-bus system
- multiple-coincident magnetic storage system
- multiple-output control system
- multiplex system
- multiport system
- multiprocessing system
- multiprocessor system
- multiprogramming computer system
- multiprogramming system
- multisite system
- multispeaker system
- multistable system
- multitasking operating system
- multiterminal system
- multiuser computer system
- multiuser system
- multiuser operating system
- multivariable system
- multivariate system
- negative-base number representation system
- negative-base number system
- network operating system
- node-replicated system
- noncomputerized system
- nonconsistently based number system
- nondegenerate system
- number representation system
- numbering system
- number system
- numeral system
- numeration system
- numerical system
- octal number system
- octal system
- office automation system
- off-line system
- on-demand system
- one-level storage system
- one-loop system
- one-over-one address system
- on-line system
- open-ended system
- open system
- open-loop system
- operating system
- operational system
- optical memory system
- overdetermined system
- overload-hold system
- page-on-demand system
- panelboard system
- paper-tape system
- parameter-driven expert system
- pattern recognition system
- peek-a-boo system
- peripheral system
- pipeline system
- polled system
- polymorphic system
- polyphase system
- portable system
- positional representation system
- Post-production system
- priority scheduling system
- priority system
- procedural expert system
- process control system
- processor-sharing system
- production control system
- production system
- program system
- programming system
- protection system
- pulse system
- pulse-or-no-pulse system
- pulse-signal system
- punch card computer system
- pure-binary numeration system
- purposeful system
- quadruplex system
- question-answering system
- queueing system
- queue system
- radix numbering system
- radix number system
- reactive system
- reading system
- real-time expert system
- real-time operating system
- real-time system
- reasoning system
- recognition system
- recording system
- recovery system
- reduntant number system
- reduntant system
- reflected binary number system
- reflected binary system
- refreshment system
- remote-access system
- replicating system
- representation system
- request-repeat system
- rerecording system
- residue number system
- residue system
- resource-sharing system
- restorable system
- retrieval system
- retrieval-only system - robotic system
- robot system
- rule-based expert system
- rule-based system
- scalable system
- selection system
- self-adapting system
- self-adjusting system
- self-aligning system
- self-balancing system
- self-check system
- self-contained system
- self-correcting system
- self-descriptive system
- self-learning system
- self-organizing system
- self-sustained oscillation system
- self-test system
- sensor-based system
- sequential scheduling system
- sexadecimal number system
- sexadecimal system
- shared-files system
- shell expert system
- silicon-development system
- simplex system
- single-drive system
- single-inheritance system
- single-phase clock system
- single-site system
- single-user computer system
- SISO system
- skeletal expert system
- slave system
- soft-sectored disk system
- software system
- sound system
- source code control system
- source-destination system
- space-division system
- stabilizing system
- stable system
- stand-alone system
- start-stop system
- state-determined system
- stepped start-stop system
- stereo system
- stochastically disturbed system
- storage system
- stripped-down expert system
- subsplit system
- supervisor control system
- switching system
- symbolic assembly system
- syntactical system
- system explanation system
- system of logic
- system of notation
- system with delay
- system with time lag
- tabulating system
- tape data processing system
- tape drive system
- tape handling system
- tape operating system
- tape plotting system
- tape resident system
- tape-oriented system
- target system
- taught system
- telecommunictions system
- telecontrol system
- terminal system
- ternary number system
- ternary system
- test system
- testbed system
- text-to-speech system
- time-division system
- time-pattern control system
- time-shared system
- time-shared-bus system
- time-sharing system
- timing system
- total system
- translating system
- translation system
- translator writing system
- transmitting system
- tree-structured system
- trusted computer system
- two-failure mode system
- two-level return system
- two-level system
- two-phase clock system
- ultrastable system
- Unified system
- uninterruptible power system
- uniprocessor system
- unrestorable system
- unstable system
- up system
- variable-lenght record system
- virtual system
- virtual-memory operating system
- vision system
- visual system
- voice/audio processing system
- voice-response system
- volunteer system
- weighted number system
- weighted system
- writing system
- xerox copy system
- zero-one system

- adjustable bearing
- aerostatic bearing
- air bearing
- air journal bearing
- air pressure bearing
- air-lubricated foil thrust bearing
- angle pedestal bearing
- angular ball bearing
- angular contact bearing
- angular-contact ball bearing
- annular ball bearing
- antifriction bearing
- assembled ball bearing
- assembled bearing
- axial bearing
- ball bearing
- ball thrust bearing
- ball-in-socket bearing
- base bearing
- bespoke bearing
- bias bearing
- bias tooth bearing
- big bearing
- big-end bearing
- block bearing
- bracket bearing
- bridged bearing
- bridged profile bearing
- bridged profile tooth bearing
- bridged tooth bearing
- bush bearing
- bushed bearing
- camshaft bearing
- cartridge bearings
- caster bearings
- center bearing
- central heel bearing
- central heel tooth bearing
- central toe bearing
- central toe tooth bearing
- circular cylindrical bearing
- clearance bearing
- collar bearing
- collar step bearing
- collar thrust bearing
- combined journal-and-thrust bearing
- compliant bearing
- cone bearing
- crank bearing
- crankshaft bearing
- crescent-shaped bearing
- crescent-shaped tooth bearing
- cross bearing
- cross tooth bearing
- cup-and-cone bearing
- cylindrical bearing
- cylindrical roll bearing
- cylindrical roller bearing
- diamond bearing
- divided bearing
- double-direction ball thrust bearing
- double-row ball bearing
- double-row self-aligning bearing
- double-shield bearing
- double-thrust bearing
- drop-hanger bearing
- duplex bearing
- dynamically loaded bearing
- dynamically loaded journal bearing
- elastically supported bearing
- electromagnetic bearing
- end bearing
- end support bearing for boring bar
- end support bearing
- end-journal bearing
- end-thrust bearing
- epoxy-based plain bearing
- even bearing
- external bearing
- external bearings
- extrasmall ball bearing
- fabriseal bearing
- failed test bearing
- filling slot bearing
- filling slot-type bearing
- finger bearing
- fishtail bearing
- fitted bearing
- flange bearing
- flanged half bearing
- flanged plain bearing
- flat bearing
- floating bush bearing
- floating ring journal bearing
- fluid bearing
- foil bearing
- foil journal bearing
- foot bearing
- footstep bearing
- force-cooled bearing
- force-measuring bearing
- force-sensing bearing
- free bearing
- free spherical plain bearing
- frictionless bearing
- front end bearing
- fulcrum bearing
- full-journal bearing
- gas bearing
- gas-lubricated foil journal bearing
- gas-lubricated porous bearing
- gas-lubricated thrust bearing
- graphite-loaded bearing
- greased-for-life bearing
- grease-lubricated bearing
- grease-pack bearing
- grease-packed bearing
- gudgeon bearing
- guide bearing
- half bearing
- head bearing
- heavy bearing
- high-pressure bearing
- high-speed bearing
- high-speed solid lubricated ball bearing
- hot bearing
- hybrid bearing
- hydrodynamic bearing
- hydrostatic air bearing
- hydrostatic bearing
- hydrostatic gas bearing
- hydrostatic journal bearing
- inner arbor bearing
- inner bearing
- inner journal support bearing
- instrumented spindle bearing
- intermediate bearing
- joint-type bearing
- journal bearing
- journal plain bearing
- kingsbury bearing
- knife-edge bearing
- K-silc radial bearing
- labyrinth bearing
- large tapered roller bearing
- leading-screw bearing
- linear antifriction bearing
- linear bearing
- linear frictionless bearing
- linear roller bearing
- linear sliding bearing
- linear-motion roller bearing
- liquid bearing
- lobed bearing
- locating bearing
- low-flow air bearing
- lubriseal bearing
- magnetic bearing
- main bearing
- middle bearing
- misadjusted bearings
- misaligned finite journal bearing
- misaligned journal bearing
- monometallic bearing
- multilayer bearing
- multilobe journal bearing
- multipad hydrostatic bearing
- nail bearing
- needle bearing
- needle roller bearing
- nonadjustable bearing
- noncircular cylindrical bearing
- nonpreloaded bearing
- non-self-aligning bearing
- oblique pillow-block bearing
- oblique plummer-block bearing
- oil film bearing
- oil hydrostatic bearing
- oilless bearing
- oil-ring bearing
- open bearing
- oscillation bearing
- outboard bearing
- outborn bearing
- outer bearing
- outer journal support bearing
- out-of-position bearing
- overboard bearing
- overhung bearing
- pad thrust bearing
- pad-journal bearing
- pad-like bearing
- partial journal bearing
- pedestal plain bearing
- pendulum bearing
- pilot bearing
- pin bearing
- pinion front bearing
- pinion head bearing
- pivot bearing
- pivotal bearing
- pivoted spherical cap slider bearing
- pivoting bearing
- plain bearing
- plain half bearing
- plain journal bearing
- plain roller bearing
- plain thrust bearing
- plain-and-ball bearing
- plane slider bearing
- pocket bearing
- porous bearing
- porous self-lubricating bearing
- precision ball bearing
- preloaded bearing
- pressurized thrust bearing
- proper bearing
- quick-disconnect bearing
- quill bearing
- radial ball bearing
- radial bearing
- radial roll bearing
- radial roller bearing
- radial thrust bearing
- reciprocating bearing
- recirculating bearing
- rigid-mounted support bearing
- ring bearing
- ring lubricating bearing
- ring oiling bearing
- ring step bearing
- rocker bearing
- roller bearing
- roller step bearing
- roller-type linear bearing
- rolling contact bearing
- rolling element bearing
- roll-neck bearing
- sealed bearing
- segmental shoe bearing
- self-acting gas-lubricated journal bearing
- self-aligning bearing
- self-lubricated bearing
- self-lubricated spherical plain bearing
- self-lubricating bearing
- self-oiling bearing
- self-setting bearing
- shaft bearing
- shielded ball bearing
- shifting bearing
- silicon carbide lubricated bearing
- single-direction ball thrust bearing
- single-row ball bearing
- single-shield bearing
- sleeve bearing
- sleeve-type bearing
- sliding bearing
- small spring-loaded graphite collar bearing
- snap ring ball bearing
- solid half bearing
- solid-film bearing
- spherical roller bearing
- spherical roller thrust bearing
- spigot bearing
- split bearing
- spring bearing
- squeeze film damper bearing
- squeeze oil film bearing
- starved journal bearing
- steadily loaded bearing
- step bearing
- stepped thrust bearing
- stuffing box bearing
- subminiature linear bearings
- superlaminar journal bearing
- support bearing
- suspended test bearing
- swivel bearing
- tail bearing
- taper bearing
- tapered bearing
- tapered bore ball bearing
- tapered bore roller bearing
- tapered roller bearing
- temperature-compensated bearing
- test bearing
- thick walled half bearing
- thin walled half bearing
- three-lobe bearing
- thrust ball bearing
- thrust bearing
- thrust journal bearing
- thrust plain bearing
- thrust roller bearing
- tilting bearing
- tilting-pad bearing
- tilting-pad gas journal bearing
- tilting-pad journal bearing
- tilting-pad thrust bearing
- tooth bearing
- transverse bearing
- trunnion bearing
- tumbler bearing
- turntable bearing
- turntable-type bearing
- twin bearing
- two-part bearing
- unbushed bearing
- unlubricated bearing
- variable preload bearing
- water-cooled bearing
- water-sealed bearing
- whitemetal bearing
- wide-inner bearing
- wiped bearing

- system of catalogs - system of catalogues - system of forces - system of ground points - system of road signs - system of scaffolds - acoustic signalling system - active residential solar heating system - aeration system - air-brake system - air-comfort system - air-conditioning system - air-curtain system - air-foam system - airline system - airline vacuum system - air-pressure water system - all-outside air-conditioning system - arch system - arch-and-pier system - audible alarm system - Automated Data Management System in Building - ADMSB - automatic fire alarm system - balanced system of ventilation - bar system - basic system - beam system - blower system - British absolute system of units - building system - building central air conditioning system - building solar optical system - bypass pipe system - cable system - cantilever tieback system - cathodic protection system of pipelines - central fan electric heating system - central hot water supply system - check-board system - circulating water system - closed system - closed heat supply system - closed pipeline system - collecting system - colour spraying systems - combined extract-and-input system - combined sewerage system - community complete system in containers or skids - composite cable roof system - compressed-air system - computer-aided system - consolidated power system - control system of survey - cooling system - cooling pipe system - coordinate system - curing system - decimal system - designation system - discrete system - discrete-continual system - distributing system - district heating system - double-pipe system - double-pipeline system - double-pipe riser system - downward system of ventilation - drainage system - drencher system - drop system - dry pipe sprinkler system - dry return system - duct system - earthling system - ejector system - elastic system - electric heating system - embedded panel system - emergency power supply system - energy recovery system - engineer's system of units - filling system of navigation lock - filtration system - fire-alarm sounding system - fire-fighting system - fire-sprinkling system - fire warning system - fixing systems - flange system - flooding system - floor system - floor system of bridge - floor heating system - flow-through system - flue gas cleaning system - fluid power system - forced circulation system - four-axis system - framed system - gas heating system - glaze systems - gravity system - gravity water supply system - grid system - hazard system - heating system - heat pump system - heat supply system - high pressure air-conditioning system - high velocity air-conditioning system - hinged system - hoisting system - hot air system - hot blast system - hot water supply system - inflation system - instantaneously variable system - integral deck system - integrated dispatching system - invariable system - ion-exchange system - irrigation system - land system - large public water system - lateral system - left-handed system - lighting system - local air-conditioning system - lock-filling system - long-line system - low pressure air-conditioning system - low velocity air-conditioning system - low voltage system - main system - management system - measuring system - mechanical systems of a house - medium-size public water system - membrane system - metric system - modular coordinating space system - monitoring system - multistage gas supply system - network system - observing system - once-through system - one-layer cable system - one-pipe heating system - one-pipe loop system - open system - open heat supply system - open return system - overhead system of heating - overhead heating system - panel air system - panel cooling system - pipeline system - piping system - plane system - plumbing system - pollution control system - population settlement group system - post-tensioned system - potabilization system - power system - power-reservoir system - pressurized water treatment system - pre-tensioned system - primary system - public transport system - public water system - public waterworks system - quality control system - quarternary system - railroad system - recirculated heating system - recirculation duct air conditioning system - recool system - rectangular system of street layout - reliability coefficients system - remote control system - reusing water supply system - rigid cable roof system - ring heating system - roll-cap system - round duct system - safety valve of a hydraulic system - saprobity system - separate sewerage system - septic system - sewerage system - single duct air-conditioning system - single-stage system - single-track automatic block system - slab-stringer system - smoke-detector system - solar aquatic system - solar cooling system - solar heating system - solar thermal power system - space system - split system - sprinkler system - statically determinate system - statically indeterminate system - steel plate system - structural system - supply air system - suspension system - thermal reheat system - three-dimensional system - three-way system of reinforcement - thrust system - total energy system - two-dimensional system - two-duct air-conditioning system - two-layer cable roof system - two-pipe water heating system - underfloor heating system - underground cable system - unified modular coordination system - universal sewerage system - upfeed water heating system - up-lighting system - utility system - utility detection system - vacuum system - vandalproof system - variable air volume system - ventilation system - warning system - waste treatment system - waste water system - water system - water measuring systems - water purification system - water quality system - water quality indicator system - water supply system - water supply by zones system - water treatment systems - wind bracing system - zone system - system of forces
- system of masses
- system of scaffolds
- ABC system
- AC system
- acoustical ceiling system
- active solar energy system
- aesthetic value system
- air classification system
- air cycle refrigerating system
- airfield soil classification system
- air pollution control system
- air-to-air system
- air-to-water system
- air transport system
- alarm system
- all-air system
- all outside air system
- all-water coil system
- all water fan coil system
- approach lighting system
- arterial system
- Atterberg soil classification system
- audio alarm system
- automated casting system
- automatic fire alarm system
- automatic fire protection system
- automatic flushing system
- balanced system
- balanced system of streets
- balanced ventilation system
- bar system
- beam structural system
- bell alarm system
- Benoto piling system
- bivalent heat pump system
- bleed-in system
- blow and exhaust system
- blow through air-conditioning system
- blow through fan system
- bootstrap system
- box system
- bridge deck structured system
- British soil classification system
- building system
- building automation system
- building-drainage system
- building gravity drainage system
- building management system
- built-in dust suppression system
- burglar alarm system
- cable system
- central air heating system
- central fan system
- centralized hot-water supply system
- central plant air conditioning system
- changeover system
- circulating system
- circulation water supply system
- circulation water system
- closed system
- closed heat-supply system
- closed-loop heat pump system
- closed-type steam heating system
- coding system
- cogeneration system
- cold supply system
- collapsing-ring bridge rail system
- combined drainage system
- combined sewage system
- complanar system of structural members
- complanar force system
- complete-mix activated sludge system
- composite frame system
- compression system
- concrete suspended flooring system
- constant volume system
- continuous conveying system
- continuous suspension system
- control system
- cooling system
- coordinate system
- cost-efficient floor system
- crossbar approach lighting system
- cross blow ventilation system
- curtain walling system
- custom forming system
- decentralized air conditioning system
- decentralized sewerage system
- deluge sprinkler system
- desiccant cooling system
- designation system
- design-built system
- diffusion-absorption system
- digital indicating system
- direct system
- direct air heating system
- direct cooling system
- direct expansion system
- direct hot water system
- direct hot-water supply system
- direct return system
- direct through air-conditioning system
- distribution system
- domestic hot water system
- domestic sewerage system
- "Dot" recording system
- double-pipe system
- double stack system
- down-feed system
- drainage system
- draw-in system
- draw-through fan system
- draw-through system
- drencher system
- drop system
- dry-pipe sprinkler system
- dual conduit system
- duct system
- ductless split air conditioning system
- dust collecting system
- dust extract system
- early warning system
- economical floor system
- ejector refrigerating system
- elastic mechanical system
- elastic system
- electric heating system
- electric reheat system
- energy management system
- environmental system
- exhaust system
- extract system
- FAA soil classification system
- fan coil system
- Federal aviation administration soil classification system
- fire alarm system
- fire-extinguishing system
- fire protection system
- flat plate-pipe column floor system
- floor structural system
- floor system
- flow-through system
- F-number system
- force system
- forming-and-reinforcing system
- Forton system
- four pipe system
- gantry crane system
- gas heating system
- gravity system
- gravity-flow heating system
- gravity sewerage system
- gravity steam heating system
- gravity water-supply system
- grid coordinate system
- gridiron distribution system
- grounding system
- groundwater control system
- group water supply system
- gyratory system
- heat distribution system
- heating system
- heat-of-light system
- heat pump system
- heat recovery system
- heat supply system
- heat-traced system
- high-intensity lighting system
- high temperature hot-water heating system
- high velocity system
- hold-over system
- holonomic system
- hot-air system
- hot water system
- hot-water circulation system
- hush piling system
- hybrid system
- hydraulic control system
- hydrophilic system
- hydrophobic system
- indirect expansion system
- indirect hot-water supply system
- indirect refrigeration system
- individual sewage-disposal system
- induction air conditioning system
- induction system
- industrialized building systems
- inflation system
- instrument landing system
- integral deck system
- integrated distribution floor system
- inverter driven VRV system
- Jackson system
- land system
- large panel system
- lighting system
- line system
- liquid overfeed system
- local sewerage system
- low-pressure system
- low pressure hot water system
- low velocity system
- main system
- maintenance management system
- mass transit system
- materials-handling system
- mechanical system
- mechanical refrigerating system
- mechanical supply system
- medium pressure hot water system
- medium temperature hot water system
- microbore heating system
- modular system
- modular air conditioning system
- modular compression sealing system
- modular decking system
- modular precast building system
- multiple-degree system
- multiple web system
- multiple well system
- multistage gas-supply system
- multizone system
- municipal piping system
- nail-free formwork system
- non-changeover system
- octopus duct system
- oil fired heating system
- once-through water-supply system
- one-degree system
- one-duct air-conditioning system
- one-pipe system
- one-pipe loop system
- one-way system
- open system
- open expansion tank system
- open-loop control system
- open return system
- open steam heating system
- operation system
- overhead heating system
- overhead runway system
- packaged cogeneration system
- panel air-conditioning system
- panel air system
- panel-lock system
- partially-separate system
- piping system
- plane system of forces
- plane grid system
- plenum system
- plumbing system
- pneumatic conveying system
- post-tensioning system
- preaction sprinkler system
- prefabricated pipe conduit system
- pressurization system
- pressurized heating system
- pressurized hot water system
- primary-secondary system
- principal system
- public system
- public waterwork system
- push-through fan system
- push-through system
- quality system
- rail mounted track laying system
- raised floor system
- rapid transport system
- recool system
- recycling system
- recycling water system
- redundant bridge system
- refrigerating system
- regenerative air cycle system
- regional settlement system
- reheat system
- return system
- return air system
- reverse return system
- reverse return upfeed system
- rising heating system
- road system
- roofing system
- run-around system
- safety system
- scraper system
- sealed heating system
- security system
- self-climbing form system
- separate sewerage system
- separate system
- series loop system
- sewage system
- shunt system
- single-degree-of-freedom system
- single-degree system
- single duct air conditioning system
- single-pipe heating system
- single-pipe heat-supply system
- single-stack plumbing system
- single-storey heating system
- single web system
- single-zone air-conditioning system
- slab-stringer system
- small bore heating system
- smoke control system
- smoke extract ventilation system
- soil system
- soil absorption system
- solar heating system
- solid fuel heating system
- split system
- sprinkler system
- state plane coordinate system
- statically determinate system
- statically indeterminate system
- stationary system of loads
- steam heating system
- steel plate system
- storm sewer system
- structural system
- structural monitoring system
- sub-atmospheric heating system
- subbuilding drainage system
- subsurface drainage system
- subsurface sewage disposal system
- supply air system
- supporting formwork system
- suspension structural system
- swing joint system
- taxiway system
- telpher system
- terminal reheat system
- thermal storage heating system
- thermosiphon system
- three-pipe system
- three-pipe air-conditioning system
- three-pipe heat supply system
- total energy system
- track laying system
- trench shoring system
- trussed system
- truss-supported deck system
- tube cleaning system
- two-degree-of-freedom system
- two-degree system
- two-pipe system
- two value system of proportional balancing
- two value system
- two-way system
- underfloor conduit system
- unvented system
- up-feed heating system
- utility detection system
- vacuum heating system
- vacuum return system
- vacuum waste disposal system
- variable air volume system
- variable refrigerant volume system
- variable volume system
- variable water volume system
- VAV system
- vented system
- ventilation system
- VRV system
- VWV system
- warning system
- water-air heating system
- water booster system
- water-supply system
- water-to-air system
- water-to-water system
- wellpoint system
- wet return system
- wind framing system
- wire cable control system
- wiring system
- zoned system
- zone reheat system

- absolutely consistent system - absolutely direct indecomposable system - absolutely free system - absolutely irreducible system - absolutely isolated system - allowable coordinate system - almost linear system - ample linear system - artificial feel system - automatic block system - automatic deicing system - binary relational system - binary-coded decimal system - block tooling system - Cartesian coordinate system - completely controllable system - completely ergodic system - completely hyperbolic system - completely identifiable system - completely integrable system - completely irreducible system - completely regular system - completely stable system - completely stratified system - complex number system - conical coordinate system - derivational formal system - differential equation system - differential selsyn system - digital counting system - digital transmission system - elliptic coordinate system - elliptic cylindrical coordinate system - externally inconsistent system - finite state system - finitely axiomatizable system - finitely presented system - fully characteristic quotient system - fundamental system of solutions - hydraulic lift system - integrated switching system - isomorphically embedded system - kernel normal system - linearly dependent system - linearly independent system - live hydraulic system - locking protection system - meteor-burst communication system - modular programming system - parabolic cylindrical coordinate system - permanent four-wheel drive system - pure independent system - radio telephone system - reactor protection system - real number system - receiver-amplifier crioelectric system - remote-cylinder hydraulic system - semantically consistent system - simply consistent system - simply incomplete system - simply ordered system - spherical coordinate system - strongly multiplicative system - structurally stable system - sufficiently general coordinate system - system of frequency curves - system of rational numbers - time multiplex system - time-division multiplex system - uniformly complete system - univalent system of notation - universal system of notation - weakly closed system - weighted number system