solution+potential

2) начало отсчета
3) нулевой
– absolute zero
– become zero
– computer zero
– constituent of zero
– constitutent of zero
– decrease to zero
– false zero
– floating zero
– go to zero
– index zero
– inferred zero
– mechanical zero
– neighborhood of zero
– nonsignificant zero
– of zero measure
– pertaining to zero
– reduce to zero
– reduces to zero
– secure zero
– set of measure zero
– set to zero
– set voltmeter to zero
– tent to zero
– zero address
– zero adjust
– zero adjuster
– zero adjustment
– zero beat
– zero charge
– zero creep
– zero degrees
– zero demand
– zero divisor
– zero drift
– zero element
– zero error
– zero frequency
– zero gain
– zero gate
– zero lag
– zero level
– zero line
– zero mark
– zero phase-sequence
– zero position
– zero potential
– zero probability
– zero radius
– zero reading
– zero reset
– zero root
– zero semigroup
– zero setting
– zero solution
– zero state
– zero temperature
– zero time
– zero twist
– zero variety

absolute zero divisor — <math.> делитель нуля полный

distinct from zero — ненулевой

point at zero potential — точка с нулевым потенциалом

proximity of zero order — близость нулевого порядка

secure zero beat — добиваться нулевых биения

zero deflection method — <tech.> метод нулевого отклонения

zero fuel weight — <transp.> вес без топлива

zero phase-sequence protection — защита нулевой последовательности

zero signal current — <electr.> ток покоя

zero time reference — начало отсчета времени

- completely random measure - locally finite measure - measure of relative skewness - normed measure - strongly dominant measure - totally finite measure

1) граничить
2) ограниченный
3) ограниченно
4) разграниченный
5) связанный ∙ absolutely bounded form ≈ абсолютно ограниченная форма absolutely bounded function ≈ ограниченная по абсолютной величине функция absolutely bounded matrix ≈ абсолютно ограниченная матрица algebra of bounded representation type ≈ алгебра с ограниченными степенями представлений algebra of linearly bounded degree ≈ алгебра линейно ограниченной степени almost bounded function ≈ функция, ограниченная почти всюду bounded above function ≈ ограниченная сверху функция bounded above operator ≈ ограниченый сверху оператор bounded above subset ≈ ограниченное сверху подмножество bounded below function ≈ ограниченная снизу функция bounded below operator ≈ ограниченный снизу оператор bounded below subset ≈ ограниченное снизу подмножество bounded closed interval ≈ ограниченный замкнутый интервал bounded distance decoding ≈ декодирование с ограниченным расстоянием bounded from one side ≈ полуограниченный bounded open interval ≈ ограниченный открытый интервал bounded partial quotient ≈ ограниченное неполное частное bounded pure subgroup ≈ ограниченная сервантная подгруппа bounded random variable ≈ ограниченная случайная величина bounded universal hypothesis ≈ ограниченная универсальная гипотеза bounded variable technique ≈ метод ограниченной переменной collectively bounded set ≈ ограниченное в совокупности множество completely bounded set ≈ вполне ограниченное множество completely bounded space ≈ вполне органическое пространство completely bounded statistic ≈ вполне ограниченная статистика derivative of bounded variation ≈ производная с ограниченной вариацией doubly bounded quantifier ≈ ограниченный с двух сторон квантор essentially bounded function ≈ существенно ограниченная функция essentially bounded random variable ≈ существенно ограниченная случайная величина essentially bounded sequence ≈ существенно ограниченная последовательность explicitly bounded function ≈ явно ограниченная функция finitely bounded germ ≈ конечно ограниченный росток function of bounded characteristic ≈ функция с ограниченной характеристикой function of bounded type ≈ функция ограниченного вида function of bounded variation ≈ функция с ограниченным изменением linearly bounded automaton ≈ линейно ориентированный автомат linearly bounded set ≈ линейно ограниченное множество locally bounded curvature ≈ локально ограниченная кривизна locally bounded density ≈ локально ограниченная плотность locally bounded function ≈ локально ограниченная функция locally bounded game ≈ локально ограниченная игра locally bounded space ≈ локально ограниченное пространство metrically bounded functional ≈ метрически ограниченный функционал metrically bounded set ≈ метрически ограниченное множество nontangentially bounded function ≈ нетангенциально ограниченная функция nontangentially bounded integral ≈ некасательно ограниченный интеграл order bounded functional ≈ ограниченный по упорядоченности функционал pointwise bounded function ≈ точечно ограниченная функция polynomially bounded function ≈ полиномиально ограниченная функция process with bounded aftereffect ≈ процесс с ограниченным последействием progressively bounded graph ≈ прогрессивно ограниченный граф recursively bounded quantifier ≈ рекурсивно ограниченный квантор regressively bounded graph ≈ регрессивно ограниченный граф relatively bounded form ≈ относительно ограниченная форма sequentially bounded net ≈ последовательно ограниченная сеть simply bounded subset ≈ поточечно ограниченное подмножество smoothly bounded region ≈ гладко ограниченная область stochastically bounded sequence ≈ стохастически ограниченная последовательность strictly bounded set ≈ строго ограниченное множество strongly bounded set ≈ сильно ограниченное множество strongly bounded space ≈ сильно ограниченное пространство theor of semigroups of linear bounded operators ≈ теория полугрупп линейных ограниченных операторов topology of bounded convergence ≈ топология ограниченной сходимости totally bounded measure ≈ вполне ограниченная мера totally bounded set ≈ вполне ограниченное множество totally bounded space ≈ вполне ограниченное пространство totally bounded subset ≈ вполне ограниченное подмножество totally bounded uniformity ≈ вполне ограниченная равномерность uniformly bounded convergence ≈ равномерно ограниченная сходимость uniformly bounded curvature ≈ равномерно ограниченная кривизна uniformly bounded error ≈ равномерно ограниченная ошибка uniformly bounded family ≈ равномерно ограниченное семейство uniformly bounded function ≈ равномерно ограниченная функция uniformly bounded kernel ≈ равномерно ограниченное ядро uniformly bounded sequence ≈ равномерно ограниченная последовательность uniformly bounded series ≈ равномерно ограниченный ряд uniformly bounded set ≈ равномерно ограниченное множество uniformly bounded variation ≈ равномерно ограниченная вариация weakly bounded set ≈ слабо ограниченное множество weakly bounded subset ≈ слабо ограниченное подмножество - almost bounded - bounded above - bounded acceptor - bounded accuracy - bounded adele - bounded aggregate - bounded approximation - bounded automaton - bounded axonometry - bounded below - bounded characteristic - bounded collection - bounded compactness - bounded completeness - bounded continuum - bounded convergence - bounded curvature - bounded decomposition - bounded deficiency - bounded degree - bounded derivation - bounded derivative - bounded deviation - bounded difference - bounded distribution - bounded domain - bounded duality - bounded extension - bounded field - bounded flow - bounded form - bounded frontier - bounded function - bounded functional - bounded group - bounded homomorphism - bounded index - bounded integral - bounded integrand - bounded intersection - bounded invertibility - bounded kernel - bounded language - bounded lattice - bounded mapping - bounded martingale - bounded matrix - bounded measure - bounded metric - bounded module - bounded monotonicity - bounded morphism - bounded motion - bounded network - bounded norm - bounded operator - bounded order - bounded path - bounded polyhedron - bounded potential - bounded predicate - bounded problem - bounded product - bounded projection - bounded quality - bounded quantification - bounded quantifier - bounded quantity - bounded quotient - bounded region - bounded representation - bounded retract - bounded semigroup - bounded sequence - bounded series - bounded set - bounded solution - bounded space - bounded spectrum - bounded spline - bounded string - bounded subset - bounded subtraction - bounded sum - bounded summand - bounded support - bounded term - bounded topology - bounded transformation - bounded utility - bounded variance - bounded variation - bounded varying - bounded vector - essentially bounded - explicitly bounded - exponentially bounded - power bounded - uniformly bounded - weakly bounded (математика) ограниченный

электролитический, электролитный foil-type electrolytic capacitor ≈ фольговый конденсатор polarized electrolytic capacitor ≈ поляризованный конденсатор tantalum electrolytic rectifier ≈ танталовый электролитический вентил - dry electrolytic capacitor - electrolytic bath - electrolytic bridge - electrolytic potential - electrolytic powder - electrolytic rectifier - electrolytic slime - electrolytic solution - wet electrolytic capacitor электролитический - * cell (техническое) электролитическая ванна, электролизер;
гальванический элемент

2) электролитный
– dry electrolytic capacitor
– electrolytic bath
– electrolytic bridge
– electrolytic capacitor
– electrolytic potential
– electrolytic powder
– electrolytic rectifier
– electrolytic slime
– electrolytic solution
– wet electrolytic capacitor

foil-type electrolytic capacitor — фольговый конденсатор

polarized electrolytic capacitor — поляризованный конденсатор

tantalum electrolytic rectifier — танталовый электролитический вентил

2) равновесный
3) уравновешенность
4) эквилибр
5) равновесность
– accent equilibrium
– acid-base equilibrium
– apparent equilibrium
– attain equilibrium
– be in equilibrium
– bring to equilibrium
– center of equilibrium
– disturb equilibrium
– elastic equilibrium
– equilibrium amount
– equilibrium at rest
– equilibrium chart
– equilibrium concentration
– equilibrium condition
– equilibrium constant
– equilibrium diagram
– equilibrium equation
– equilibrium is established
– equilibrium number
– equilibrium of forces
– equilibrium plasma
– equilibrium point
– equilibrium position
– equilibrium potential
– equilibrium pressure
– equilibrium process
– equilibrium solution
– equilibrium state
– equilibrium temperature
– false equilibrium
– frozen equilibrium
– in equilibrium
– indefferent equilibrium
– indifferent equilibrium
– membrane equilibrium
– mobile equilibrium
– neutral equilibrium
– nitrogen equilibrium
– not in equilibrium
– phase equilibrium
– put in equilibrium
– stability of equilibrium
– stable equilibrium
– thermal equilibrium
– transient equilibrium
– unstable equilibrium
– vapor-liquid equilibrium

bring about equilibrium — осуществлять равновесие

Hardy-Weinberg equilibrium formula — <phys.> закон Харди-Вейнберга

local thermodynamic equilibrium — равновесие термодинамическое локальное

reaction equilibrium constant — константа равновесия реакции

secular equilibrium of isotopes — вековое равновесие изотопов

2) вакуумно-космический
3) полость
4) пробел
5) пространство
6) шпационный
7) шпация
8) пространственный
9) расстояние
10) интервал
11) область
12) оставлять пробелы
13) площадь
14) промежуток
15) шаговый
– adjoint space
– adjunct space
– air space
– ambient space
– anode space
– baggage-and-cargo space
– Baire space
– banach space
– base space
– berthing space
– cathode space
– centrode of space
– configuration space
– confined space
– coset space
– covering space
– dark space
– dead space
– decomposition space
– deducted space
– deep space
– drift space
– enclosed space
– Euclidean space
– exempted space
– factor space
– fiber space
– fibre space
– foot space
– free space
– gas space
– generalized space
– guard space
– Hilbert space
– hypocompact space
– image space
– infinite-dimensional space
– interaction space
– interplanetary space
– interstitial space
– lacunar space
– lens space
– measure space
– metrizable space
– mud space
– multidimensional space
– near space
– non-Euclidean space
– normed space
– object space
– open space
– optimize space
– outer space
– partitionable space
– passenger space
– path space
– phase space
– policy space
– product space
– quoin space
– quotient space
– ranged space
– ranked space
– reflection space
– sample space
– solution space
– space charge
– space communication
– space coordinates
– space coupling
– space curve
– space division
– space exploration
– space factor
– space flight
– space group
– space harmonic
– space isomerism
– space mark
– space out
– space program
– space pulse
– space quadrature
– space resonance
– space ring
– space science
– space shuttle
– space simulator
– space station
– space suit
– space truss
– space vector
– space vehicle
– space wave
– state space
– steam space
– tesselation space
– the vacuum of space
– tie space
– tooth space
– tween-deck space
– unconfined space
– usable space
– Valabi-Yau space
– vector space

affinely connected space — <geom.> пространство аффинной связности

assign storage space — выделять память

basis of vector space — базис векторного пространства

boiler water space — водяной объем котла

centered affine space — <geom.> пространство центроаффинное

explore outer space — исследовать космос

Faraday dark space — <electr.> пространство темное круксово, пространство темное фарадеево

human habitation of space — <cosm.> обживание космоса

input space approach — <comput.> метод пространств входных массивов

manned space exploration — космонавт-исследователь, космонавтика пилотируемая, <cosm.> обживание космоса

manned space program — космонавт-исследователь, космонавтика пилотируемая

permeability of free space — <phys.> магнитная постоянная

phase space cell — ячейка фазового пространства

secondary combustion space — дожигательная камера

space charge potential — потенциал объемного заряда

space charge region — <phys.> зона заполненная, <electr.> область пространственного заряда

space division switching — пространственная коммутация

space launch facility — <cosm.> космодром

space radio wave — пространственная радиоволна

steam space duty — нагрузка парового объема

steam space of boiler — паровое пространство котла

three-point intersection in space — засечка пространственная обратная

time guard space — защитный временной интервал

volugral over space — интеграл по объему

water jacket space — полость водяной рубашки

water space of boiler — водяное пространство котла

* * *

* * *

* * *
- drilling mud pressure gradient
- equivalent fracture gradient
- flowing pressure gradient
- formation fracture gradient
- formation pressure gradient
- fracture gradient
- gas saturation gradient
- heavy gradient
- high-resistivity gradient
- horizontal velocity gradient
- lateral velocity gradient
- mud-pressure gradient
- pressure gradient
- regional velocity gradient
- seismic velocity gradient
- solution gas gradient
- thermal gradient
- velocity-depth gradient
- velocity-distance gradient
- vertical velocity gradient

* * *

* * *

* * *
- method of assurance
- method of borehole section correlation
- method of calculating gas reserves
- method of circles
- method of defining petroleum reserves
- method of defining reserves
- method of determining static corrections
- method of drilling
- method of drilling with hydraulic turbine downhole motor
- method of drilling with hydraulic turbine downhole unit
- method of estimating reserves
- method of evaluating petroleum reserves
- method of formation
- method of formation damage analysis
- method of formation heterogeneity analysis
- method of formation nonuniformity analysis
- method of increasing oil mobility
- method of limiting well production rate
- method of liquid saturation determination
- method of maintaining reservoir pressure
- method of maintaining reservoir pressure by air injection
- method of maintaining reservoir pressure by gas injection
- method of maintaining reservoir pressure by water injection
- method of measuring critical water saturation
- method of mirror
- method of operation
- method of planting
- method of sample taking
- method of sampling
- method of sharpening
- method of stimulating production
- method of strong formation explosions
- method of testing
- method of three coefficients
- airborne magnetometer method
- air-hammer drilling method
- airlift well operation method
- alcohol-slug method
- arc refraction method
- aromatic adsorption method
- average velocity method
- average velocity approximation method
- bailer method of cementing
- band method
- barrel per acre method
- Barthelmes method
- basic volume method of estimating reserves
- beam pumping well operation method
- blasthole method
- bomb method
- borderline method
- borehole method
- borehole wall consolidation method
- bottom-packer method
- bottom water isolation method
- bottom water shutoff method
- bottomhole pressure build-up method
- broadside refraction method
- cable tool percussion drilling method
- Cabot method
- building method
- bullhead well control method
- capillarimetric method for determination wettability
- carbonized water injection method
- casing method of cementing
- casing-pressure method
- catenary pipe laying method
- cementing method
- cetane test method
- charcoal method
- chemical method of borehole wall consolidation
- chemical method of borehole wall lining
- circulating method
- clean recirculation method
- cold method of oil fractionation
- combination drilling method
- common-depth-point method
- common-midpoint method
- common-reflection-point method
- compressional-wave method
- concurrent method
- concurrent method of well killing
- constant bottomhole pressure well control method
- constant casing pressure method
- constant pit level method
- continuous-correlation method
- continuous-profiling method
- controlled directivity reception method
- converted wave method
- copper dish method
- correlation method of refracted waves
- correlation refraction method
- countercirculation-wash-boring method
- crosshole method
- cube method
- curved-path method
- cyclic steam-soaking secondary oil recovery method
- cycloidal ray-path method
- cylinder method
- deep-hole method
- deep-refraction method
- delay-and-sum method
- derrick assembling method
- derrick erection method
- desalting method
- development method
- dewatering method
- diesel cetane method
- differential liberation method
- diffraction stack method
- dipole profiling method
- direct method of orientation
- directional survey method
- dispersed gas injection method
- displacement method of plugging
- distillation method
- distillation method of liquid saturation determination
- double control method
- downhole method
- downhole sucker-rod pump well operation method
- down-the-hole induced polarization method
- drill steam method of coke removal
- driller's method
- driller's well control method
- drilling method
- drilling-in method
- dual coil ratiometer method
- effusion method
- electrical method of geophysical prospecting
- electrical-audibility method
- electrical-exploration method
- electrical-logging method
- electrical-prospecting method
- electrical-sounding method
- electrical-surveying method
- electrochemical method of borehole wall consolidation
- electrochemical method of borehole wall lining
- electromagnetic method of orientation
- electromagnetic-exploration method
- electromagnetic-prospecting method
- electromagnetic-profiling method
- electromagnetic-sounding method
- electromagnetic-surveying method
- enhanced recovery method
- enriched gas injection method
- Eshka method
- evaporation method of measuring critical water saturation
- exploration method
- exploration prospecting survey method
- exploration seismic method
- explosion drilling method
- explosion seismic method
- express method
- express method of production calculation
- filter-and-sum method
- fire flooding method
- firing line method
- first-break method
- first-event method
- float-and-chains method
- float-on method
- formation evaluation method
- four-point control method
- fracture method
- freepoint-string shot method
- freezing method
- freezing point depression method
- from-bottom-upward method of derrick assembling
- from-top-downward method of derrick assembling
- frontal advance gas-oil displacement method
- Galician method
- gamma-ray method
- gas blow-around method
- gas-chromatography method
- gas-drive liquid propane method
- gaslift well operation method
- gas-production test method
- gas-recovery method
- geological petroleum exploration method
- geological petroleum prospecting method
- geophysical petroleum exploration method
- grasshopper pipeline coupling method
- gravity method of geophysical prospecting
- gravity exploration method
- heat injection secondary oil recovery method
- hectare method of estimating reserves
- hesitation method
- high-pressure dry gas injection method
- high-resolution method
- hit-and-miss method
- holoseismic method
- horizontal-loop method
- hot-water drive method
- hydraulic drilling method
- hydraulic fracturing method
- hydraulic hammer drilling method
- hydraulic jet drilling method
- hydrodynamic method of calculating oil production
- hydrodynamic drilling method
- ice-plug method
- image method
- indirect method of orientation
- induction logging method
- infiltration method
- injection flow method
- in-situ combustion method
- interval change method
- isolation method
- isoline method of reserves estimation
- Kiruna method
- knock intensity method
- lamp method
- lean mixture rating method
- liquid solvent injection method
- logging method
- long-hole method
- long-interval method
- long-wire transmitter method
- luminescent-bitumen method
- magnesium-hydroxide method
- magnetic method of geophysical prospecting
- magnetic-exploration method
- magnetic-flaw detection method
- magnetic-particle method
- magnetic-particle flaw detection method
- magnetoelectrical control method
- magnetometrical method
- magnetotelluric method
- magnetotelluric-exploration method
- magnetotelluric-sounding method
- maintenance method
- mercury injection method of measuring critical water saturation
- micrometric method of rock analysis
- microseismic method
- migration method
- mining method
- moving-plug method of cementing
- moving-source method
- mud-balance method
- mudcap method
- mudflush drilling method
- multiple detection method
- nonionic surfactant water solution injection method
- nonreplacement method
- Norwegian method
- oil drive method
- oil production method
- oil recovery method
- oil withdrawal method
- one-agent borehole wall consolidation method
- one-agent borehole wall lining method
- one-circulation well control method
- outage method
- oxygen-bomb method
- parabolic method
- passive method
- pattern method
- pattern-type gas injection method
- penetration method
- penetrating fluid method
- percussion method
- perforation method
- Perkins method
- phase-velocity method
- physicochemical method of borehole wall consolidation
- physicochemical method of borehole wall lining
- picric acid method
- pipe-bridge method
- pipe-driving method
- pipeline-assembly method
- pipeline-coupling method
- placement method
- plane front method
- plasma drilling method
- polarization method
- Poulter method
- pour point depression method
- pressure build-up method of formation damage analysis
- pressure build-up method of formation heterogeneity analysis
- pressure-drop method of estimating gas reserves
- primary oil recovery method
- probe method
- producing method
- producing well testing method
- production method
- production test method
- profiling method
- projected-vertical-plane method of orienting
- prospecting method
- pump-out method
- punching method
- radioactive method
- radioactive method of geophysical prospecting
- radio-direction-finder method
- ray-path method
- ray-stretching method
- ray-tracing method
- record presentation method
- recovery method
- rectilinear ray-path method
- reflection method
- reflection interpretation method
- refracted wave method
- refraction method
- refraction correlation method
- refraction interpretation method
- reliability method
- reliability matrix index method
- remedial cementing method
- replacement method
- repressuring method
- resistivity method
- restored-state method of measuring critical water saturation
- retort method of liquid saturation determination
- reversed refraction method
- ring-and-ball method
- rod tool percussion drilling method
- rodless pump well operation method
- roll-on method
- rope-and-drop pull method
- rotary drilling method
- rotation drilling method
- sampling method
- sand jet method
- saturation method
- saturation method of pore volume measurement
- secondary oil recovery method
- sectional method of pipeline assembly
- sectional pipe-coupling method
- sectorial pipe-coupling method
- sedimentology method of measuring particle size distribution
- seismic method
- seismic method of geophysical prospecting
- seismic-detection method
- seismic-exploration method
- seismic-identification method
- seismic-interpretation method
- seismic-reflection method
- seismic-refraction method
- self-potential method
- sequence firing method
- shear-wave method
- short-hole method
- shot-drilling method
- shot-popping method
- side-tracking method
- side-wall coring method
- single-core dynamic method
- single-fold continuous-coverage method
- slalom-line method
- small-bore deep-hole method
- soap suds method
- sounding method
- spontaneous polarization method
- squeeze cementing method
- squeezing method
- standardizing performance method
- standby method
- stationary liquid method of relative permeability determination
- statistical method of calculating oil production
- statistical method of estimating reserves
- steam oil drive method
- stepwise method of McCabe and Thiele
- stimulation method
- stove pipe method
- stove pipe flange method of rolling beams
- straight ray-path method
- subsurface method of geophysical prospecting
- suction method of cleaning
- summation method
- surface method of geophysical prospecting
- surface-wave method
- swabbing method
- swinging-gage method
- tertiary oil recovery method
- testing method
- thermal-acid formation treatment method
- thermal-recovery method
- thickened water injection method
- three-dimensional seismic method
- thumper method
- top-packer method
- towing method
- transient method of electrical prospecting
- transmitted wave method
- transposed method
- triaxial test method
- tubing method of cementing
- two-agent borehole wall consolidation method
- two-agent borehole wall lining method
- two-circulation well control method
- ultrasonic method
- ultrasonic flaw detection method
- variable-area method
- velocity-analysis method
- vertical loop method
- Vibroseis method
- Vlugter method of structural group analysis
- volume method of estimating reserves
- volume-statistical method of estimating reserves
- volume-weight method of estimating reserves
- volumetric method of estimating reserves
- volumetric-genetic method of estimating reserves
- wait-and-weight well-control method
- Walker's method
- wash-and-drive method
- washing method
- water flooding method
- water influx location method
- weathering computation method
- weight-drop method
- weight-saturation method
- well-casing method
- well-completion method
- well-control method
- well-drill method
- well-geophone method
- well-operation method
- well-shooting method
- well-testing method
- wireline method
- X-ray diffraction method

- head of culvert - head of delivery - head of groyne - head of slack - head of solution - artesian head - barrel-shaped head of rivet - beam head - bolt head - canal head - column head - design head - drain head - effective head - fall head - flared head of column - friction head - hydraulic head - hydrostatic head - jib head - lock head - pressure head - primary rivet head - rivet head - screw head - total head - underground water head - vault head - velocity head - water head - window head - working head - head of set of sorting sidings
- head of stack
- artesian head
- available head
- available net positive suction head
- axe head
- beam head
- beetle head
- bell head of column
- bolt head
- boom head
- breakwater head
- buttress head
- canal head
- cat head
- cheese head
- chimney head
- circular cutting head
- circulating head
- cistern head
- column head
- conductor head
- countersunk head
- critical head
- cross head
- culvert head
- delivery pressure head
- delivery head
- depression head
- design head
- discharge head
- door head
- drag head
- drag suction head
- drain head
- dredge cutter head
- drencher head
- drive head
- dynamic head
- dynamic delivery head
- dynamic suction head
- effective head
- elevation head
- entrance head
- flared column head
- free head
- friction head
- geodetic pressure head
- geodetic head
- geodetic suction head
- grinding head
- hammer head
- hopper head
- hydrostatic head
- infiltration head
- jet head
- jib head
- Johnson head
- kinetic head
- L head
- leader head
- lock head
- mushroom head
- nail head
- net positive suction head
- no-flow shutoff head
- operating pressure head
- piezometric head
- pile head
- position head
- potential head
- pressure head
- pump delivery head
- pump head
- rail head
- rainwater head
- rivet head
- rose head
- safety head
- seepage head
- shore head
- shower head
- signal head
- sprinkler head
- static head
- static delivery head
- static suction head
- steel shear head
- suction head
- T head
- temperature head
- thermal head
- total head
- total delivery head
- tower head
- trip head
- tripod head
- vacuum suction head
- valve head
- velocity head
- vibrator head
- weir head
- well head
- window head
- working head

- almost periodic operator - amateur radio operator - asymptotically polylinear operator - bounded below operator - completely invertible operator - double stochastic operator - formally hypoelliptic operator - formally self-adjoint operator - formally symmetric operator - internal operator - isotonic operator - left shift operator - locally algebraic operator - locally measurable operator - negative semidefinite operator - normally resolvable operator - partial recursive operator - partially hypoelliptic operator - partially isometric operator - positive definite operator - positive semidefinite operator - properly orthogonal operator - relatively degenerate operator - relatively invertible operator - relatively regular operator - selective operator - skew adjoint operator - skew self-adjoint operator - uniformly strongly elliptic operator - weakly separable operator