air inlet free area

air n adjustable air outlet aerodrome air picture Aerodromes, Air Routes and Ground Aids Section (ИКАО) African Air Tariff Conference aids to air navigation air agency air agreement air alert warning air base air base group air bearing air bearing gyroscope air bill air blast air bleed air bleed hole air bleed port air bleed system (от компрессора) air borne system air bottle cart air brake system air bridge air cargo air carriage air carriage contract air carrier air carrier tariff Air Carrier Tariffs Section (ИКАО) air charging connection air charter carrier air circulation air clutter air codes air collector air commerce air communication air communication center air communicator air compass swinging air conditioning air conditioning system (в кабине воздушного судна) air conflict search air control air conveyance air cooler air cooling air cooling system air corridor air crash air cushion air cushion effect air damper air data air data computer air data computer system air deficiency air delivery pipe air density air diluter air display air distortion air distress communication air drag air eddy air entity air fare air feeder air ferry route air filter air flap air fleet air flow air flow characteristic air flow duct air flow interaction air flow mixer air flow rate air freight air freight bill air freighter air freight forwarder air freight lift air freight terminal air gate air grill air gust air heater air humidifying system air induction system air industry air inlet air inlet duct air inlet screen air inlet section (двигателя) air intake air intake blade air intake diffuser air intake duct air intake duct heating air intake fixed lip air intake hazard area air intake heater air intake pressure air intake spike (двигателя) air intake spike control air intake surge air intake throat air intake wedge air intrusion air labyrinth seal ring air lane air law Air laws regulations air leg air legislation air line Air Line Pilot's air lock air loitering air mail air manifold air manifold pipe air marker air mass air medicine air meter air miss air mixture control air movement air navigation air navigation agreement Air Navigation Bureau air navigation charge air navigation chart Air Navigation Commission Air Navigation Committee air navigation computer Air Navigation Conference air navigation facilities air navigation plan air navigation protractor air navigation region air navigation school air navigation service air navigation table air navigator air observation air obstacle air operation for hire air operation for remuneration Air Passenger Tariff air path air patrol zone air patter air pilotage air piracy air plan air plot air pocket air pollution air position air position indicator air pressure air pressure valve air pressurization system (кабины) air priority air refuelling air release hose air report air rescue kit air rote limitations air route air route chart air route forecast air route network air safety air safety rules air seal air search air service air sextant air show air shuttle air side air situation air situation display air sounding air spacing (для обеспечения контроля полетов) air stability air stairs air starter air starting air starting system air strip air supremacy air surveillance system air survey air target air target indication air tariff clause air taxi air taxiing air ticket portion air tire air track air traffic air traffic audio simulation system (для тренажеров) air traffic control 2. управление воздушным движением Air Traffic Control Advisory Committee air traffic control area air traffic control boundary air traffic control center air traffic control clearance air traffic controller air traffic control loop air traffic control procedures air traffic control radar air traffic control routing air traffic control service air traffic control system air traffic control unit air traffic convention air traffic density air traffic environment air traffic flow management air traffic guide air traffic hub air traffic pattern air traffic performance air traffic procedures air traffic school air traffic service air traffic service chart air traffic service route air traffic services expert air traffic services procedures air traffic services unit air transport air Transport air transport agreement Air Transportation Board Air Transport Bureau Air Transport Committee air transport enterprise air transport facilitation air transport insurance air transport movement table air transport operations air transport pilot air transport service Air Transport Studies Section (ИКАО) air transport wing air travel air travel card air travel plan air trial air trip air turbine air turbulence air unit air unworthiness air valve air velocity air wave air waybill airways and air communications service alternate air route ambient air ambient air temperature annular air intake ascending air ball-type air outlet bearing air seal bifurcated air bypass duct bifurcated air intake bird strike to an air craft bleed air bleed air receiver bleed off air boundary-layer air breather air bring to rest air center of air pressure Central Agency of Air Service certificated air carrier civil air operations civil air regulations civil air transport clear air turbulence cold air commercial air carrier commercial air transport commercial air transportation commercial air transport operations commuter air carrier compressor air flow duct compressor-bleed air conditioned air emergency valve continuous air bleed cooling air outlet tube dead air determine air in a system discharge air overboard dominant air mode duct air temperature earth air strip effective air path enforce rules of the air engine air bleed flange European Air carries Assembly European Air Navigation Planning Group first freedom of the air fixed-geometry air intake fixed-lip air intake flame tube air hole flow of air traffic forced air cooling freedom of the air gain the air supremacy General Department of International Air Services of Aeroflot generator air inlet ground air starting unit high density air traffic identify the aerodrome from the air indicate the location from the air intermodal air carriage International Air Carrier international air route International Air Transport International commission for Air Navigation International Federation of Air Line Pilots' Associations International Federation of Air Traffic Controllers' Associations intersection of air routes light air long-range air navigation system low air area low air route main air maintenance-free air bearing mass air flow mid air collision control mixing air multishock air intake National Air Carrier normal air nose air intake open air outside air temperature outside air temperature indicator overflow air traffic pipeline to air intake practical air navigation private air strip Procedures for Air Navigation Services prognostic upper air chart ram air ram air assembly ram air cooling ram air temperature rarefied air regional air navigation regional air navigation meeting (ИКАО) release air retractable air steps rough air rough air mechanism route air navigation facilities rules of the air scheduled air service sealing air annulus sealing air passage second freedom of the air shipment by air stable air standard air static air temperature still air tactical air navigation tactical air navigation facilities tactical air navigation system tap air from the compressor throttle air through air service time in the air total air temperature two-dimensional air intake two-shock air intake undisturbed air unifired air cargo tariff unifired air passenger tariff universal air travel plan upper air upper air area upper air route upper air temperature variable lip air intake vent air vent air inlet ventilating air outlet

- area of base - area of bearing - area of building - area of explosion - area of force - area of grate - area of harmfulness - area of heavy use of water - area of indentation - area of influence - area of influence line - area of moments - area of passage - area of pile head - area of reinforcement - area of section - area of steel - area of structure - area of the supposed construction - area of water section - area of well influence - abandoned area - active drainage area - administrative area - analysis area - ancillary area - assembly area - auxiliary area - backward area - bearing area - bending moments area - blighted area - blind area - blind drainage area - bond area - building area - built-on area - built-up area - catchment area - children's play area - clearance area - closed drainaged area - collecting area - common area - compression area - concrete area - congested area - conservation area - constructional area - contact area - control area - cross-section area - cross-sectional area - dead area - decontamination area - deficit area - densely populated area - depressed area - development area - diffusion area - dormitory area - drain area - drainage area - drainless area - drinking water protective area - dry area - dumping area - ecological risk area - effective area of concrete - emitting area - erection area - exit area - filter area - filtration area - floor area - flow area - flues area - gross area - gross residential area - gross site area - ground area of dwelling structures - housing area - improvement area - industrial area - infiltrating area - influence area - inlet area - intake area - interstream area - irrigated area - living area - living area per capita - loaded area - marginal reception area - market area - metropolitan area - moment area - natural drainage area - neglected area - neighbourhood area - net area - net floor area - net residential area - non-attainment area - non-contributing area - non-permit area - parking area - parking area per vehicle - play area - poor reception area - protected area - public area - punching shear area - rain area - recharge area - recreation area - reduced area - reference area - reinforcing steel area - rentable area - reserved area - residential area - sampling area - sectional area - sectorial area - seepage area of well - seismicity of the area - service area - setting area - settlement area - shear area - shopping area - spoil area - steel area - surface area - total area - turnaround area - unbuilt area - underprivilege area - unit area - unit surface area - urban area - urbanised area - usable floor area - waste area - water-collecting area - water-producing area - water quality problem area - water-shed area - water-surface area - wilderness area - area of bending moment diagram
- area of contact
- areas of cut and fill
- area of economic influence
- area of flues
- area of influence
- area of load distribution
- area of loading
- area of operation
- area of planting
- area of pressure
- area of reinforcing steel
- area of steel
- area of water supply
- area of waterway
- area of well influence
- accommodation area
- acting area
- active drainage area
- actual area
- aerodrome movement area
- airport construction area
- approach area
- architectural area
- assisted area
- backwater area
- baggage break-down area
- basic floor area
- bearing area
- bearing area of a foundation
- blast area
- blighted area
- blight area
- blind area
- bond area
- building area
- build-up area
- catchment area
- clearance area
- comprehensive development area
- concreting area
- congested area
- conservation area
- construction area
- contact area
- core area
- critical runway area
- cross-sectional area
- dangerous area
- daylight area
- dead-leg area
- depressed area
- designated area
- designated development area
- developed area
- development area
- differential area
- diffusion area
- diked area
- discharge area
- disposal area
- distressed area
- downtown area
- drainage area
- dry area
- earthquake area
- effective area of an orifice
- effective area of concrete
- effective area of reinforcement
- environmental area
- extension area
- face area
- filter area
- fire area
- flooded area
- floor area
- flow area
- free area
- fringe area
- gross area
- gross floor area
- gross leasable area
- gross retail area
- hangar area
- hard-to-reach area
- heat transfer area
- honeycombed area
- improvement area
- industrial area
- infiltration area
- influence area
- intermediate area
- interstream area
- kern area
- landing area
- lateral area
- leveed area
- light ventilation area
- loaded area
- manufacturing area
- metropolitan area
- moment area
- net cross-sectional area
- net room area
- net sale area
- net site area
- net structural area
- nominal area
- nominal body area
- off-limits area
- off-street area
- off-street parking area
- open air exhibit area
- open storage area
- original cross-sectional area
- outlining area
- parking area
- passage area
- pile surface unit area
- plan area
- preferential urbanization area
- priority development area
- processing area
- profile area
- protected area
- protected built-up area
- public transportation area
- radiation restricted area
- receiving area
- recreational area
- redevelopment area
- reserved area
- residential area
- rest area
- restrict area
- restricted area
- room area
- runway safety area
- scenic area
- seasonally frozen area
- sectional area
- service area
- serviced area
- shearing area
- shooting area
- shopping area
- shopping core area
- slum area
- slum clearance area
- small area
- small built-up area
- soil area
- sports area
- staging area
- standard metropolitan statistical area
- storage area
- surface area
- swamp area
- take-off and landing area
- terminal control area
- tight work area
- total area of reinforcement
- touchdown area
- traffic movement area
- transportation area
- unbuilt area
- undershoot area
- undeveloped area
- unreachable area
- urban area
- usable floor area
- valve area
- warehouse area
- water protection area
- water supply area
- wetted area
- working area

- ratio of circumference to diameter - ratio of compression - ratio of damping - ratio of dimensions - ratio of expansion - ratio of gear - ratio of grade - ratio of refraction - ratio of reinforcement - ratio of slip - ratio of slope - ratio of transformation - ratio of transmission - air circulation ratio - air void ratio - amplifier ratio - area-border ratio - availability ratio - balanced steel ratio - bending moment ratio - braking ratio - cement-aggregate ratio - cement-space ratio - cement-water ratio - circulation ratio - compression ratio - concentration ratio - control ratio - cost-effectiveness ratio - critical void ratio - damping ratio - daylight ratio - daylight area ratio - depth-to-span ratio - depth-to-width ratio - design ratio - detrusion ratio - dilution ratio - economic ratio - economic ratio of reinforcement in concrete - elastic ratio - explosive ratio - fatigue ratio - feedback ratio - fineness ratio - free water-cement ratio - gear ratio - housing expense ratio - hydrostatic pressure ratio - inlet-outlet pressure ratio - land-to-building ratio - lime ratio - mixture ratio - modular ratio - mortar-voids ratio - output-input ratio - plant and equipment use ratio - plot ratio - Poisson's ratio - power-weight ratio - reduction ratio - reflection ratio - rise-to-span ratio - safety ratio - sag ratio - sand-coarse aggregate ratio - shrinkage ratio - slenderness ratio - span-depth ratio - special heat ratio - steel area ratio - strength-weight ratio - stress ratio - void cement ratio - voids ratio - volumetric ratio - water-binder ratio - water-cement ratio - window efficiency ratio - working reduction ratio - yield ratio - ratio of slope
- aggregate-cement ratio
- air circulation ratio
- air entrainment ratio
- air space ratio
- air void ratio
- appearance ratio
- area ratio
- aspect ratio
- authority ratio
- bending moment ratio
- cement-aggregate ratio
- cement/water ratio
- circulation ratio
- column slenderness ratio
- compression ratio
- conjugate ratio
- consolidation ratio
- correlation ratio
- critical void ratio
- cutoff ratio
- damping ratio
- day-light area ratio
- depth-to-span ratio
- dilution ratio
- drowning ratio
- economic ratio
- endurance ratio
- enthalpy-humidity difference ratio
- entrainment ratio
- fatigue ratio
- free area ratio
- free water-cement ratio
- gypsum-sand ratio
- heat-to-humidity ratio
- humidity ratio
- hydrostatic pressure ratio
- induction ratio
- inside clearance ratio
- land-to-building ratio
- livability space ratio
- mixing ratio
- modular ratio
- overconsolidation ratio
- parking ratio
- performance energy ratio
- plot ratio
- Poisson ratio
- radius to thickness ratio
- recirculation ratio
- recovery ratio
- recreation space ratio
- reinforcement ratio
- rib ratio
- sand/coarse aggregate ratio
- saturation ratio
- sensible heat ratio
- settlement ratio of pile group
- slenderness ratio
- slope ratio
- sludge loading ratio
- span-depth ratio
- specific heat ratio
- stiffness ratio
- storage ratio
- strength-density ratio
- strength-weight ratio
- submergence ratio
- swelling ratio
- thaw-consolidation ratio
- total water/cement ratio
- turndown ratio
- void/cement ratio
- voids ratio
- water/binder ratio
- water/cement ratio
- water cementitious ratio
- water-to-air ratio
- water-to-earth ratio
- width-thickness ratio
- worker-area ratio

- velocity of flow - velocity of retreat - velocity of rotation - velocity of sound - velocity of wind - angular velocity - critical flow velocity - current velocity - discharge velocity - disturbance velocity - economic velocity - efflux velocity - eroding velocity - exit velocity - face velocity - filter velocity - flame blow-off velocity - flow erosive velocity - fracture velocity - initial velocity - inlet velocity - intake velocity - jet velocity - natural velocity - non-silting velocity - nozzle velocity - outlet velocity - peripheral velocity - permissible canal velocity of water flow - random velocity - relative velocity - remaining velocity - scouring velocity - self-cleansing velocity - valve velocity - water flow velocity - velocity of the waves
- air velocity
- angular velocity
- approach velocity
- axial velocity
- capture velocity
- center-line velocity
- circumferential velocity
- critical wind velocity
- current velocity
- depth-mean velocity
- design velocity
- effective velocity of ground water
- efflux velocity
- erosive velocity
- exit velocity
- face velocity
- filter velocity
- final velocity
- flow velocity
- free area velocity
- frontal velocity
- higher critical velocity
- initial velocity
- Kennedy's critical velocity
- limiting velocity
- local air velocity
- mass velocity
- natural velocity of flow
- nonscouring velocity
- nonsilting velocity
- nozzle velocity
- outlet velocity
- scouring velocity
- seepage velocity
- self-cleaning velocity
- self-cleansing velocity
- settling velocity
- terminal velocity
- wind velocity

- engine analyzer - engine and gearbox unit - engine area - engine assembly - engine assembly shop - engine bonnet - engine braking force - engine breathing - engine-building - engine capacity - engine cleansing agents - engine column - engine component - engine conk - engine control - engine-cooling - engine-cooling thermometer - engine cowl flap - engine cross-drive casing - engine cutoff - engine cycle - engine data - engine deck - engine department - engine details - engine diagnostic connector - engine-driven air compressor - engine-driven industrial shop truck - engine dry weight - engine efficiency - engine failure - engine fan pulley - engine flameout - engine flywheel - engine for different fuels - engine frame - engine front - engine front area - engine front support bracket - engine fuel - engine gearbox - engine-gearbox unit - engine-generator - engine-governed speed - engine governor - engine gum - engine hatch - engine hoist - engine hood - engine house - engine idles rough - engine in situ - engine installation - engine is smooth - engine is tractable - engine knock - engine lacquer - engine life - engine lifetime pecypc - engine lifting bracket - engine lifting fixture - engine lifting hook - engine location - engine lubrication system - engine lug - engine management - engine management system - engine map - engine misfires - engine model - engine motoring - engine mount - engine-mounted - engine mounted longitudinally - engine mounted transversally - engine mounting - engine-mounting bracket - engine nameplate - engine noise - engine number - engine off - engine oil - engine oil capacity - engine oil filler cap - engine oil filling cap - engine oil tank - engine on - engine operating temperature - engine out of work - engine output - engine overhaul - engine pan - engine peak speed - engine performance - engine picks up - engine pings - engine piston - engine plant - engine power - engine pressure - engine primer - engine rating - engine rear support - engine reconditioning - engine renovation - engine repair stand - engine retarder - engine revolution counter - engine rig test - engine room - engine roughness - engine rpm indicator - engine run-in - engine runs rough - engine runs roughly - engine shaft - engine shed - engine shield - engine shop - engine shorting-out - engine shutdown - engine sludge - engine snubber - engine speed - engine speed sensor - engine stability - engine stalls - engine start - engine starting system - engine starts per day - engine stroke - engine subframe - engine sump - engine sump well - engine support - engine temperature sensor - engine test stand - engine testing room - engine throttle - engine timing case - engine-to-cabin passthrough aperture - engine-transmission unit - engine torque - engine trends - engine trouble - engine tune-up - engine turning at peak revolution - engine under seat - engine unit - engine vacuum checking gauge - engine valve - engine varnish - engine vibration - engine wash - engine water inlet - engine water outlet - engine wear - engine weight - engine weight per horsepower - engine winterization system - engine with supercharger - engine wobble - engine works - engine yard - engine's flexibility - aero-engine - atmospheric engine - atmospheric steam engine - atomic engine - augmented engine - AV-1 engine - aviation engine - back-up engine - birotary engine - blast-injection diesel engine - blower-cooled engine - bored-out engine - boxer engine - bull engine - car engine - charge-cooled engine - crank engine - crankcase-scavenged engine - crude engine - crude-oil engine - diaphragm engine - diesel-electric engine - Diesel engine - Diesel engine with air cell - Diesel engine with antechamber - Diesel engine with direct injection - Diesel engine with mechanical injection - direct injection engine - divided-chamber engine - double-flow engine - double-overhead camshaft engine - drilling engine - driving engine - drop-valve engine - ducted-fan engine - duofuel engine - emergency engine - explosion engine - external combustion engine - external-internal combustion engine - F-head engine - failed engine - fan engine - federal engine - field engine - fire-engine - five-cylinder engine - fixed engine - flame engine - flat engine - flat-four engine - flat twin engine - flexibly mounted engine - forced-induction engine - four-cycle engine - four-cylinder engine - four-stroke engine - free-piston engine - free-piston gas generator engine - front-mounted engine - free-turbine engine - fuel-injection engine - full-load engine - gas engine - gas blowing engine - gas-power engine - gas-turbine engine - gasoline engine - geared engine - heat engine - heavy-duty engine - heavy-oil engine - high-by-pass-ratio turbofan engine - high-compression engine - high-efficiency engine - high-performance engine - high-power engine - high-speed engine - hoisting engine - hopped-up engine - horizontal engine - horizontally opposed engine - hot engine - hot-air engine - hot-bulb engine - hydrogen engine - I-head engine - in-line engine - inclined engine - indirect injection engine - individual-cylinder engine - industrial engine - inhibited engine - injection oil engine - injection-type engine - intercooled diesel engine - intermittent-cycle engine - internal combustion engine - inverted engine - inverted Vee-engine - jet engine - jet-propulsion engine - kerosene engine - knock test engine - L-head engine - launch engine - lean-burn engine - left-hand engine - lift engine - light engine - liquid-cooled engine - liquid propane engine - locomotive engine - longitudinal engine - long-stroke engine - low-compression engine - low-consumption engine - low-emission engine - low-performance engine - low-speed engine - marine engine - modular engine - monosoupape engine - motor engine - motor an engine round - motor-boat engine - motor-fire engine - motorcycle engine - motored engine - multibank engine - multicarburetor engine - multicrank engine - multicylinder engine - multifuel engine - multirow engine - naturally aspirated engine - non-compression engine - non-condensing engine - non-exhaust valve engine - non-poppet valve engine - non-reversible engine - nuclear engine - oil engine - oil-electric engine - oil well drilling engine - one-cylinder engine - operating engine - opposed engine - opposed cylinders engine - Otto engine - out-board engine - overcooled engine - overhead valve engine - oversquare engine - overstroke engine - pancake engine - paraffin engine - paraffine engine - petrol engine - Petter AV-1 Diesel engine - pilot engine - piston engine - piston blast engine - port engine - precombustion chamber engine - prime an engine - producer-gas engine - production engine - prototype engine - pumping engine - pushrod engine - quadruple-expansion engine - qual-cam engine - racing engine - radial engine - radial cylinder engine - radial second motion engine - railway engine - ram induction engine - ram-jet engine - reaction engine - rear-mounted engine - rebuilt engine - reciprocating engine - reciprocating piston engine - reconditioned engine - regenerative engine - regular engine - reheat engine - research-cylinder engine - reversible engine - reversing engine - right-hand engine - rocket engine - rotary engine - rough engine - row engine - run in an engine - scavenged gasoline engine - scavenging engine - sea-level engine - second-motion engine - self-ignition engine - semidiesel engine - series-wound engine - servo-engine - short-life engine - short-stroke engine - shorted-out engine - shunting engine - shunt-wound engine - side-by-side engine - side-valve engine - simple-expansion engine - single-acting engine - single-chamber rocket engine - single-cylinder engine - single-cylinder test engine - single-row engine - six-cylinder engine - skid engine - slanted engine - sleeve-valve engine - sleeveless engine - slide-valve engine - slope engine - slow-running engine - slow-speed engine - small-bore engine - small-displacement engine - solid-injection engine - spark-ignition engine - spark-ignition fuel-injection engine - split-compressor engine - square engine - square stroke engine - stalled engine - stand-by engine - start the engine cold - start the engine light - start the engine warm - starting engine - static engine - stationary engine - steam engine - steering engine - Stirling engine - straight-eight engine - straight-line engine - straight-type engine - stratified charge engine - stripped engine - submersible engine - suction gas engine - supercharged engine - supercompression engine - supplementary engine - swash-plate engine - switching engine - tandem engine - tank engine - thermal engine - three-cylinder engine - traction engine - triple-expansion engine - tractor engine - transversally-mounted engine - truck engine - trunk-piston Diesel engine - turbine engine - turbo-jet engine - turbo-charged engine - turbo-compound engine - turbo-prop engine - turbo-ramjet engine - turbo-supercharged engine - turbocharged-and-aftercooled engine - turbofan engine - turboprop engine - twin engine - twin cam engine - twin crankshaft engine - twin six engine - two-bank engine - two-cycle engine - two-cylinder engine - two-spool engine - two-stroke engine - unblown engine - uncooled engine - underfloor engine - undersquare engine - uniflow engine - unsupercharged engine - uprated engine - V-engine - V-type engine - valve-in-the-head engine - valveless engine - vaporizer engine - vaporizing-oil engine - variable compression engine - variable-stroke engine - variable valve-timing engine - vee engine - vertical engine - vertical turn engine - vertical vortex engine - W-type engine - Wankel engine - warm engine - waste-heat engine - water-cooled engine - winding engine - windshield wiper engine - woolly-type engine - worn engine - X-engine - Y-engine - yard engine