to maintain the level

- level of business - level of concentration - level of contracting - level of efficiency - level of engineering - level of pollution - level of subsoil water - level of water supply - above-ground level - above-sea level - adjusting level - air level - air-intake level - allowable level - appropriate level - automatic level - balance level - banked-up water level - benchmark level - bottom level - breathing level - carpenter's level - check levels - construction level - control level - curb level - datum level - datum water level - design level - diaphragm level indicator - drawdown level - dumb level - dust level - engineer's level - experience level - fault float-switch trigger level - first float-switch trigger level - flood level - flying level - foundation level - geodesic level - grade level - ground water level - gyro level - half-tide level - haulage level - high technical level - high water level - hydrostatic level - incline level - intensity level - low technical level - low water level - mason's level - maximum permissible level - noise level - oil level - operating level - out of level - plumb level - pollution level - precise level - preset threshold level - pressure level of sound - quality level - radiation level - radioactive contamination level - reference level - risk level - safety level - sea level - service level - skirting level - spirit level - stage level - still water level - stop level - street level - striding level - surveyor's level - technical level of the works - toxicity level - underground water level - unification level - upper pond level - ventilation level - level of bridge maintenance
- level of compaction
- level of congestion
- level of control
- level of foundation
- level of motorization
- level of organization of work
- level of service
- level of skill
- level of zero annual amplitude
- Abney level
- altitude level
- automatic level
- banked-up water level
- base level
- builder's level
- capacity level
- carpenter's level
- chambered level
- comfort level
- convenience level
- crest level
- crown level
- datum level
- dead-storage level
- design crest level
- design flood level
- design water level
- downstream level
- drawdown level
- dumpy level
- engineer's level
- equivalent water levels
- finished floor level
- formation level
- founding level
- free water level
- freezing level
- full supply level
- ground-water level
- hand level
- hanging level
- highest tailwater level
- highest water storage level
- high-water level
- invert level
- laser level
- liquid level
- locator's hand level
- Locke hand level
- loudness level
- lowest operating water level
- maintenance level
- mason's level
- natural water level
- noise level
- normal water level
- piezometric level
- pumping level
- quality level
- reduced level
- rod level
- safe-health level
- self-leveling level
- sound level
- sound power level
- spherical level
- spirit level
- standing-water level
- stress level
- surcharged reservoir level
- tailwater level
- threshold level
- top level
- top water level
- upstream level
- workability level
- wye level
- Y level
- yield stress level

level n above ground level above mean sea level acoustic reference level actual noise level measurement actual sideline noise level aerodrome level aircraft cost level altitude above sea level ambient noise level approach noise level arrival flight level at the ground level automatic level control background level battery electrolyte level be on the level on the hour certificated noise level cloud level community noise level continuous perceived noise level correlation of levels cruising level day-night sound level departure flight level design noise level deviation from the level flight en-route change of level eye level path fare level flight level flight level table fly at a low level fly level flyover noise level freezing level fuel level gage fuel low level switch (в баке) ground level high level network high level significant weather chart holding flight level illumination level international standard atmosphere level keep level layer between levels level attitude level control level cruise level down level flight level flight noise requirements level flight path level flight time level flying level gage level graticule level information level landing level of airworthiness level off level of safety level of speech interference level slope direction level switch (напр. топлива) level the aircraft out level turn level up liquid level switch (гироскопического прибора) lower flight level low level wind-shear alert system maintain the flight level maximum permissible noise level mean sea level mean sea level pressure minimum cruising level minimum level noise level noise level attenuation curve noise level radiation noise level value noise pressure level odd flight level oil level hole oil level tube output level overall sound pressure level peak perceived noise level permissible noise level pilot ability level pilot experience level precision sound level meter preset flight level reach the flight level recording level reduce noise level reference fare level remain level report reaching the flight level runway level safe level safety level sea level sea level atmospheric density single level overflight measurement skill level slope of level (шумов) sound exposure level sound level history sound level meter sound pressure level staggered flight level standard foreign fare level standard industry fare level standard noise level table of cruising levels takeoff surface level tank level indicator target level of safety tariff level factor threshold level transition level upper flight level upper level control area usable flight level

abandon the takeoff abeam the left pilot position abeam the right pilot position abort the flight abort the takeoff above the glide slope absorb the shock energy accelerate the rotor accelerate to the speed adhere to the flight plan adhere to the track adjust the cable adjust the compass adjust the engine adjust the heading advice to follow the controller's advance affect the regularity affect the safety align the aircraft align the aircraft with the center line align the aircraft with the runway alter the heading amplify the signal apparent drift of the gyro apply the brake approach the beam approve the limitations approve the tariff area of coverage of the forecasts arrest the development of the stall arrive over the aerodrome assess the damage assess the distance assess the suitability assume the control attain the power attain the speed at the end of at the end of segment (полета) at the end of stroke (поршня) at the ground level at the start of cycle at the start of segment (полета) avoid the obstacle backward movement of the stick balance the aircraft balance the control surface balance the propeller bear on the accident before the turbine below the glide slope below the landing minima bend the cotterpin ends be off the track be on the level on the hour block the brake boundary of the area brake the propeller break the journey bring the aircraft back bring the aircraft out by altering the heading cage the gyroscope calibrate the compass calibrate the indicator calibrate the system calibrate the tank cancel the drift cancel the flight cancel the forecast cancel the signal capture the beam carry out a circuit of the aerodrome carry out the flight center the autopilot center the wiper change the frequency change the pitch change the track check the reading chop the power circle the aerodrome clean the aircraft clean up the crack clearance of the aircraft clearance over the threshold clear for the left-hand turn clear the aircraft clear the obstacle clear the point clear the runway climb on the course close the buckets close the circuit close the flight come clear of the ground commence the flight commence the landing procedure compare the readings compensate the compass compensate the error compile the accident report complete the circuit complete the flight complete the flight plan complete the turn compute the visual range conditions beyond the experience conditions on the route considering the obstacles construct the procedure containerize the cargo continue operating on the fuel reserve continue the flight continue the takeoff contribute towards the safety control the aircraft control the pitch convert the frequency convey the information correct the trouble correspond with the operating minima counteract the rotor torque coverage of the chart cover the route crosscheck the readings cross the airway data on the performance decelerate in the flight decelerate the aircraft to decrease the deviation decrease the pitch decrease the speed de-energize the bus define the failure deflate the tire deflect the control surface (напр. элерон) delay the turn delimit the runway delimit the taxiway delineate the runway delineate the taxiway deliver the baggage deliver the clearance denote the obstacle denoting the obstacle depart from the rules departure from the standards depress the pedal detach the load detach the wing determinate the cause determine amount of the error determine the delay determine the extent of damage determine the friction determine the sign of deviation detract from the safety development of the stall deviate from the flight plan deviate from the glide slope deviate from the heading deviation from the course deviation from the level flight discharge the cargo disclose the fares discontinue the takeoff disengage the autopilot displace the center-of-gravity disregard the indicator disseminate the forecast drain the tank draw the conclusion drift off the course drift off the heading drop the nose duck below the glide path ease the aircraft on effect adversely the strength (напр. фюзеляжа) elevation of the strip eliminate the cause of eliminate the hazard eliminate the ice formation eliminate the source of danger (для воздушного движения) enable the aircraft to endanger the aircraft endange the safety endorse the license energize the bus enforce rules of the air engage the autopilot ensure the adequate provisions enter the aircraft enter the aircraft stand enter the airway enter the final approach track enter the spin enter the tariff into force enter the traffic circuit enter the turn entry into the aerodrome zone entry into the flare erection of the gyro establish the characteristics establish the flight conditions establish the procedure exceeding the stalling angle exceed the stop execute the manoeuvre execute the turn expedite the clearance express the altitude extend the agreement extend the landing gear extend the legs extreme aft the center-of-gravity extreme forward the center-of-gravity eye height over the threshold fail into the spin fail to follow the procedure fail to observe the limitations fail to provide the manuals fall into the spin feather the propeller file the flight plan first freedom of the air flight inbound the station flight outbound the station flight over the high seas flight under the rules fly above the weather fly at the altitude fly into the sun fly into the wind fly on the autopilot fly on the course fly on the heading fly the aircraft 2. пилотировать воздушное судно fly the beam fly the circle fly the glide-slope beam fly the great circle fly the heading fly the rhumb line fly under the autopilot fly under the supervision of focus the light follow the beam follow the glide slope follow up the aircraft forfeit the reservation freedom of the air fuel the tank fulfil the conditions gain the air supremacy gain the altitude gain the glide path gain the power gain the speed gather the speed get into the aerodrome get on the course get the height give the way go out of the spin govern the application govern the flight govern the operation grade of the pilot licence guard the frequency handle the baggage handle the flight controls have the runway in sight head the aircraft into wind hold on the heading hold over the aids hold over the beacon hold the aircraft on the heading hold the brake hold the heading on the compass hold the position hold the speed accurately hover at the height of hovering in the ground effect identify the aerodrome from the air identify the aircraft identify the center line impair the operation impair the safety impose the limitations in computing the fuel in conformity with the specifications increase a camber of the profile increase the pitch increase the speed indicate the location from the air inherent in the aircraft initiate the turn install in the aircraft install on the aircraft intercept the beam intercept the glide slope International Relations Department of the Ministry of Civil Aviation interpretation of the signal in the case of delay in the event of a mishap in the event of malfunction introduction of the corrections issue the certificate jeopardize the flight judge the safety keep clear of the aircraft keep out of the way keep tab on the fleet keep the aircraft on keep the altitude keep the ball centered keep the pace keep to the minima kick off the drift kill the landing speed landing off the aerodrome land into the wind land the aircraft latch the pitch stop (лопасти воздушного винта) latch the propeller flight stop lateral the center-of-gravity lay the route lead in the aircraft lead out the aircraft leave the airspace leave the altitude leave the plane leave the runway level the aircraft out lie beyond the range line up the aircraft load the gear load the generator load the structure lock the landing gear lock the landing gear down lock the landing gear up lock the legs longitudinal the center-of-gravity lose the altitude lose the speed loss the control lower the landing gear lower the legs lower the nose wheel maintain the aircraft at readiness to maintain the altitude maintain the course maintain the flight level maintain the flight procedure maintain the flight watch maintain the flying speed maintain the heading maintain the parameter make a complaint against the company make the aircraft airborne make the course change make the reservation manipulate the flight controls mark the obstacle mean scale of the chart meet the airworthiness standards meet the conditions meet the specifications misjudge the distance modify the flight plan monitor the flight monitor the frequency moor the aircraft mount on the frame move off from the rest move the blades to higher move the pedal forward name-code of the route neglect the indicator note the instrument readings note the time observe the conditions observe the instruments observe the readings obtain the correct path obtain the flying speed obtain the forecast offer the capacity off-load the pump on the base leg on the beam on the cross-wind leg on the down-wind leg on the eastbound leg on the final leg on the left base leg on the speed on the upwind leg open the buckets open the circuit open the door inward outward operate from the aerodrome operate under the conditions overcome the obstacle overcome the spring force overflying the runway overpower the autopilot overrun the runway overshoot capture of the glide slope over the territory over the top over the wing park in the baggage participation in the investigation passing over the runway pass the signal past the turbine perform the service bulletin pick up the signal pick up the speed pilot on the controls pitch the nose downward place the aircraft place the flaps in plane of symmetry of the aeroplane plot the aircraft potential hazard to the safe power the bus present the minimum hazard preserve the clearance pressurize the bearing produce the signal profitability over the route prolongation of the rating properly identify the aircraft protect the circuit prove the system pull out of the spin pull the aircraft out of pull the control column back pull the control stick back pull up the helicopter puncture the tire push the aircraft back push the aircraft down push the control column push the control stick put into the spin put on the course put the aircraft into production put the aircraft on the course put the aircraft over raise the landing gear reach the altitude reach the flight level reach the glide path reach the speed reach the stalling angle read the drift angle read the instruments receive the signal record the readings recover from the spin recover from the turn recovery from the manoeuvre recovery from the stall recovery from the turn rectify the compass reduce the hazard reestablish the track regain the glide path regain the speed regain the track register the aircraft release the aircraft release the landing gear release the landing gear lock release the load release the uplock relocate the plane's trim remedy the defect remedy the trouble remove the aircraft remove the crack remove the tangle render the certificate renew the license renew the rating replan the flight report reaching the altitude report reaching the flight level report the heading reset the gyroscope restart the engine in flight restore the system restrict the operations resume the flight resume the journey retain the lever retract the landing gear return the aircraft to service reverse the propeller roll in the aircraft roll into the turn roll left on the heading roll on the aircraft roll on the course roll out of the turn roll out on the heading roll out the aircraft roll right on the heading rotate the aircraft rotate the bogie rules of the air run fluid through the system run off the runway run out the landing gear schedule the performances seat the brush second freedom of the air secure the mishap site select the course select the flight route select the frequency select the heading select the mode select the track angle separate the aircraft serve out the service life set at the desired angle set the course set the flaps at set the heading set the propeller pitch set the throttle lever set up the speed shift the center-of-gravity shop out the skin simulate the instruments responses slacken the cable slave the gyroscope smooth on the heading smooth out the crack smooth out the dent smooth the signal space the aircraft spin the gyro rotor state instituting the investigation (авиационного происшествия) state submitting the report (об авиационном происшествии) steady airflow about the wing steer the aircraft stop the crack propagation stop the leakage submit the flight plan substitute the aircraft supervision approved by the State supply the signal swing the compass swing the door open switch to the autopilot switch to the proper tank takeoff into the wind take off power to the shaft take over the control take the bearing take the energy from take the readings take the taxiway take up the backlash take up the position tap air from the compressor terminate the agreement terminate the control terminate the flight test in the wind tunnel test the system the aircraft under command the route to be flown the route to be followed the runway is clear the runway is not clear the search is terminated through on the same flight throughout the service life tighten the turn time in the air time the valves titl of the gyro to define the airspace transfer the control transit to the climb speed trim the aircraft turn into the wind turn off the system turn on the system turn the proper tank on unarm the system uncage the gyroscope unfeather the propeller unlatch the landing gear unlatch the pitch stop (лопасти воздушного винта) unstall the aircraft unstick the aircraft uplift the freight violate the law wander off the course warn the aircraft wind the generator with decrease in the altitude withdraw from the agreement with increase in the altitude within the frame of within the range withstand the load work on the aircraft write down the readings

1. n - at all levels
- at ambassadorial level
- at consular level
- at Foreign Ministers' level
- at grass-roots level
- at level
- at ministerial level
- at national level
- at observer level
- at political level
- at top level
- average level
- classification levels
- common level
- confidence level
- consumption level
- critical level
- cultural level
- damage level
- decision-making level
- desirable level
- economic level
- educational level
- elementary level of education
- employment level
- evening up of the economic development levels
- first level of education
- force level
- funding level
- grade level
- growth of wage level
- high level
- income level
- initial level
- lethal level
- level of action
- level of assurance
- level of business
- level of compensation
- level of development
- level of efficiency
- level of export / import
- level of forces
- level of infant mortality
- level of living
- level of production
- level of productivity
- level of radiation
- level of readiness
- level of responsibility
- minimum subsistence level
- morbidity level
- occupational level
- official poverty level
- on bilateral level
- on global level
- on local level
- on personal level
- on political level
- on the highest level
- on world level
- peak level
- people's cultural level
- permanent level
- political level
- post level
- poverty level
- pre-crash level
- pre-crisis level
- price level
- production level
- profit level
- radioactivity level
- record high level
- reduction of conventional weapons and troop levels in Europe
- safety level
- second level of education
- secondary level
- skill level
- social level
- stable level
- standard level
- stationary level
- stock level
- strong level
- subsistence level
- technological level
- tertiary level
- the dollar maintained its high level
- third level of education
- varying level
- within higher level
- within higher levels
- work level 2. v

fail to maintain control maintain advisory maintain communication maintain competency maintain control maintained runway maintain the aircraft at readiness to maintain the altitude maintain the course maintain the flight level maintain the flight procedure maintain the flight watch maintain the flying speed maintain the heading maintain the parameter

- median significance level - minimum safe level - nominal significance level - optimum factor level - preset level - tolerable level - tolerance level

2) ватерпас
3) ватерпасный
4) выверять по уровню
5) горизонтировать
6) заравнивать
7) нивелир
8) нивелировать
9) разравнивать
10) сувальдный
11) уровнь
12) уровнять
13) устанваливаться
14) ступень
15) горизонтальный
16) ровный
17) ровно
18) выравнивать
– above sea level
– acceptor level
– acidity level
– background level
– binocular level
– black level
– blacker-than-black level
– blanking level
– block level
– capture level
– carpenter's level
– charging level
– clamp level
– cloud level
– confidence level
– cross-talk level
– cut-off level
– datum level
– deep-lying level
– donor level
– draw level
– drawdown level
– dummy level
– empty level
– energy level
– excitation level
– excited level
– Fermi level
– fill level
– filled level
– flux level
– frame level
– grizzly level
– ground level
– hand level
– high-water level
– hum level
– hunting for a level
– hydrogenic level
– illumination level
– injection level
– insulation level
– integration level
– intensity level
– intermediate level
– inversion level
– ionization level
– ionized level
– level airplane
– level amplifier
– level balance
– level blocking
– level bubble
– level checker
– level circuit
– level control
– level crosscut
– level crossing
– level curve
– level datum
– level detector
– level flight
– level gauge
– level ground
– level inverter
– level line
– level lock
– level logic
– level monitoring
– level multiple
– level net
– level of confidence
– level of hierarchy
– level of low waters
– level pillar
– level shaft
– level shears
– level shift
– level splints
– level splitting
– level square
– level surface
– level the plane
– level vial
– limiting level
– loudness level
– low water level
– low-lying level
– low-water level
– main level
– mean sea level
– noise level
– occupied level
– occupy level
– on a level with
– output level
– overload level
– oxidation level
– pond level
– power level
– precise level
– pumping level
– quantization level
– quantum level
– radiation level
– recording level
– reduce to sea level
– reduction to sea level
– redundancy level
– reference level
– regulator of level
– reside at level
– rotational level
– sea level
– sea level pressure
– set up a level
– significance level
– sound level
– spare level
– spirit level
– striding level
– threshold level
– tilt a level
– tilting level
– top up level
– top up the level
– transmission level
– volume level
– Wannier-Stark level
– when level
– white level
– working level
– zero level

above ground level — над уровнем земли

automatic level gage — автур, уровнемер автоматический

bring up level to — доводить уровень до

coded at the machine-language level — <comput.> над машинными кодами

energy level disturbance — возмущение уровней энергии

energy level separation — разнесение энергетических уровней

energy level width — ширина энергетического уровня

floor level press — одноярусная печатная машина

high water level — <geol.> горизонт высоких вод

hunting within a level — искание в декаде

inversion level ratio — коэффициент инверсии

line of precise level — <geod.> линия точного нивелирования

liquid level gage — датчик уровня жидкости

located on level of — располагаться на уровень

logical structural level — глубина вложенности структуры

maintain flight level — выполнять полет на эшелон

mechanical stress level — напряженность

minimum safe level — уровень допустимый

noise immunity level — степень помехоустойчивости

population of rotational level — заполненность вращательных уровней

return to normal level — возвращать к норме

service water level — рабочий горизонт воды

shaft bottom level — горизонт околоствольного двора

sound level meter — измеритель силы звука, < radio> импульсмессер

surcharged reservoir level — форсированный уровень

suspended level viscometer — вискозиметр с подвешенным уровнем

tankside level transmitter — накладной датчик уровня

test level for adjustment — проверять уровень

test the adjustment of a level — поверять нивелир

transmission level recorder — самопишущий измеритель уровня

water level indicator — водоуказательный прибор

with wings level — без крена

- acceptance quality level
- average level
- borrowing level
- break-even level of income
- break-even sales level
- budgeted level
- confidence level
- consumption level
- decision-taking level
- deflating price level
- educational level
- engineering level
- expected earning level
- full employment level
- funding level
- income level
- inflation level
- inventory level
- junk level
- lethal level
- margin level
- market level
- mean level
- occupational level
- overall level of income
- pay level
- peak level
- performance level
- preferential level
- price level
- prime rate level
- production level
- profit level
- quality level
- reach level
- reorder level
- replenishment level
- requisite level
- risk level
- salary level
- sales level
- shortage level
- skill level
- standard level
- sustainable level
- stock level
- stock-out level
- subsistence level
- tax level
- technical level
- technological level
- top level
- utility level
- wage level
- work level
- yield level
- level of accumulation
- level of achievements
- level of advance
- level of authority
- level of automation
- level of business
- level of competition
- level of consumption
- level of contracting
- level of currency reserves
- level of current yield
- level of development
- level of economic development
- level of efficiency
- level of employment
- level of an export tax
- level of exposure
- level of income
- level of interest rate
- level of investments
- level of liquidity
- level of living
- level of margin debt
- level of monetary demand
- level of orders
- level of output
- level of prices
- level of production
- level of profitability
- level of profitableness
- level of rates
- level of rent
- level of reserves
- level of sales
- level of savings
- level of supply
- level of service
- level of taxation
- level of wages
- at executive level
- at federal level
- at government level
- below the level
- beyond reasonable level
- be on a level
- increase the price level
- maintain a stable price level
- provide high level of service
- raise the level of funding
- reach a peak level
- reach a record level
- stay at the previous level