boost the level

flight n abort the flight accelerated flight acceptance flight accident-free flight acrobatic flight actual flight conditions actual flight path adhere to the flight plan advance flight plan advertizing flight aerial survey flight aerial work flight aerobatic flight aerodrome flight information service aerotow flight affect flight operation aircraft flight report aircraft on flight air-filed flight plan all-freight flight all-weather flight alternate flight plan altitude flight approach flight reference point approach flight track distance approved flight plan approved flight procedure arbitrary flight course area flight control around-the-world flight arrival flight level arrow flight stability assigned flight path asymmetric flight attitude flight control autocontrolled flight automatic flight automatic flight control automatic flight control equipment automatic flight control system autorotational flight back-to-back flight bad-weather flight banked flight basic flight reference be experienced in flight beyond flight experience blind flight blind flight equipment blocked-off flight border-crossing flight border flight clearance box-pattern flight bumpy-air flight business flight calibration flight cancelled flight cancel the flight cargo flight carry out the flight certificate of safety for flight certification test flight change to a flight plan charter flight chased flight checkout flight civil flight climbing flight closed-circuit flight close the flight closing a flight plan coasting flight coast-to-coast flight commence the flight commercial flight complete the flight complete the flight plan compulsory IFR flight computer-directed flight computer flight planning conflicting flight path connecting flight contact flight contact flight rules continue the flight continuous flight continuous flight record contour flight controlled flight conventional flight crabbing flight credit flight time crop control flight cross-country flight cross-wind flight cruising flight current flight plan day flight decelerate in the flight decelerating flight delayed flight delivery flight demonstration flight departure flight level descending flight design flight weight desired flight path desired path flight desired track flight deviate from the flight plan deviation from the level flight digital flight guidance system digital flight recorder directed reference flight direct flight distance flight diverted flight domestic flight domestic flight stage downward flight drift flight dual flight eastbound flight effect on flight characteristics emergency flight emergency flight procedures empty flight endurance flight engine-off flight engine-on flight en-route flight en-route flight path en-route flight phase en-route flight planning entire flight establish the flight conditions estimated time of flight exercise flight supervision experimental flight extra flight extra section flight factory test flight familiarization flight fatal flight accident ferry flight filed flight plan file the flight plan first-class flight flapless flight flight acceptance test flight accident flight altitude flight announcement flight assurance flight baby cot flight book flight briefing flight calibration flight certificate flight characteristics flight chart flight check flight checked flight clearance flight compartment flight compartment controls flight compartment view flight computer flight conditions flight control flight control boost system flight control fundamentals flight control gust-lock system (при стоянке воздушного судна) flight control load flight control system flight coordination flight corrective turn flight coupon flight coupon stage flight course flight crew flight crew duty flight crew equipment flight crew member flight crew oxygen system flight crews provision flight crew supervision flight data flight data averaging flight data input flight data link flight data recorder flight data storage unit flight dead reckoning flight deck flight deck aural environment flight deck environment flight departure flight deterioration flight direction flight director flight director computer flight director course indicator flight director indicator flight director system flight director system control panel flight discrepancy flight dispatcher flight distance flight distance-to-go flight diversion flight documentation flight documenting flight duration flight duty period 2. полетное рабочее время flight emergency circumstance flight endurance flight engineer flight engineer's seat flight engineer station flight envelope flight environment data flight environment data system (условий полета) flight evaluation flight evasive aquisition flight examination flight experience flight fitness flight following flight forecast flight gyroscope flight history flight hour flight idle flight idle power flight idle speed flight idle stop (для предупреждения перевода на отрицательную тягу винта) flight inbound the station flight indicator flight information 2. стирать запись полетной информации flight information board flight information center flight information display flight information region flight information service flight information service unit flight inspection personnel flight inspection system flight inspector flight instruction flight instructor flight instrument reading flight lane flight level flight level table flight load flight load feel mechanism flight loading conditions flight logbook flight longitude flight management flight management computer system flight management system flight map flight mode flight monitoring 2. контроль за полетом flight navigation flight navigator flight occurrence identification flight on heading flight operating safety flight operation flight operations expert flight operations instructor flight operations personnel flight operations system flight operator flight outbound the station flight over the high seas flight path flight path angle flight path curvature flight path envelope flight path segment flight path tracking flight performance flight personnel flight personnel information flight pick-up equipment flight plan flight plan clearance flight plan filing flight plan form flight planner flight planning flight plan submission deadline flight precise information flight preparation flight preparation form flight procedure flight procedures trainer flight progress board flight progress display flight progress information flight progress strip flight range flight range with no reserves flight reasonable precautions flight recorder flight recorder record flight recorder recording flight recorder system flight recording medium flight recovery flight regularity communication flight regulation flight replanning flight report flight report identification flight request flight restart flight restart button flight resumption flight review flight route flight routing flight rules flight safety flight safety hazard flight safety precautions flight schedule flight service flight service kit flight service range flight service station flight significant information flight simulation flight simulation system flight simulator flight speed flight spoiler flight stage flight standards flight status (определяет степень важности полета) flight stress measurement tests flight strip flight supervision flight technique flight test flight test noise measurement flight test procedure flight test recorder flight test technique flight thrust flight time flight time limitation flight timetable flight track flight training flight training deficiency flight training procedure flight type flight under the rules flight urgency signal flight visibility flight visual contact flight visual cue flight visual range flight watch flight weather briefing flight wind shear formation flight free flight full-scale flight full-throttle flight given conditions of flight gliding flight go-around flight manoeuvre govern the flight grid flight handle the flight controls hazardous flight conditions head-down flight head-up flight head-wind flight hidden flight hazard high-speed flight hing-altitude flight holding flight holding flight level horizontal flight horizontal flight path hover flight hypersonic flight idle flight inaugural flight inclusive flight incontrollable flight in flight in flight blunder in flight bump instructional check flight instructional dual flight instructional solo flight instrument flight instrument flight plan instrument flight procedure instrument flight rules instrument flight rules operation instrument flight trainer instrument flight training intended flight intended flight path intermediate flight stop international flight international flight stage introductory flight inward flight jeopardize flight safety jeopardize the flight jettisoned load in flight latch the propeller flight stop lateral flight path level flight level flight noise requirements level flight path level flight time limit flight time line of flight line oriental flight training local flight long-distance flight low altitude flight planning chart lower flight level low flight low-level flight low-speed flight low-visibility flight maiden flight maintain the flight level maintain the flight procedure maintain the flight watch man-directed flight manipulate the flight controls mechanical flight release latch meteorological reconnaissance flight mid-course flight minimum flight path misinterpreted flight instructions misjudged flight distance mode of flight modify the flight plan monitor the flight multistage flight night flight noise certification takeoff flight path noiseless flight nonrevenue flight nonscheduled flight nonstop flight nontraffic flight nonvisual flight odd flight level off-airway flight one-stop flight one-way flight on-type flight experience operational flight information service operational flight plan operational flight planning operational flight procedures orientation flight out-and-return flight out-of-trim flight outward flight overland flight oversold flight overwater flight overweather flight performance flight pleasure flight point-to-point flight portion of a flight positioning flight powered flight power-off flight power-on flight practice flight prearranged flight prescribed flight duty prescribed flight track preset flight level private flight production test flight profit-making flight provisional flight forecast radio navigation flight reach the flight level rearward flight receive flight instruction reference flight reference flight procedure reference flight speed refuel in flight refuelling flight regular flight relief flight repetitive flight plan replan the flight reportable flight coupon report reaching the flight level restart the engine in flight resume the flight return flight revenue earning flight rhumb-line flight rotorcraft flight structure round-trip flight routine flight sailing flight scheduled flight sector flight select the flight route shakedown flight short-haul flight shuttle flights sideward flight speed (вертолета) sight-seeing flight simulated flight simulated flight test simulated instrument flight single-engined flight single-heading flight soaring flight solo flight special event flight stabilized flight staggered flight level stall flight standoff flight stationary flight steady flight steady flight speed still-air flight still-air flight range stored flight plan straight flight submission of a flight plan submit the flight plan subsonic flight supernumerary flight crew supersonic flight supervised flight supplementary flight plan synthetic flight trainer tailwind flight takeoff flight path takeoff flight path area taxi-class flight terminate the flight test flight test in flight theory of flight through flight through on the same flight total flight experience traffic by flight stage training dual flight training flight training flight engineer training solo flight transfer flight transient flight transient flight path transit flight trial flight turbulent flight turnround flight unaccelerated flight uncontrolled flight under flight test undergo flight tests unofficial flight information unscheduled flight unsteady flight upper flight information region upper flight level upper flight region usable flight level vectored flight visual contact flight visual flight visual flight rules visual navigation flight VOR course flight while in flight wings-level flight with rated power flight

1. n - accession talks
- after a full day of talks
- ambassadorial talks
- ambassadorial-level talks
- another round of talks gets under way today
- arduous talks
- arms control talks
- arms talks
- backstage talks
- barren talks
- beneficial talks
- bilateral talks
- bittersweet talk
- border talks
- breakdown in talks
- breakdown of talks - businesslike talks
- by means of talks
- by talks
- call for fresh talks
- carefully prepared talks
- cease-fire talks
- CFE talks
- coalition talks
- collapsed talks
- completion of talks
- conduct of talks
- confidential talks
- confrontational talks
- constructive talks
- conventional arms control talks
- conventional forces in Europe talks
- conventional stability talks
- conventional talks
- conventional-force talk
- cordial talks
- crux of the talks
- current round of talks
- deadlocked talks
- delay in the talks
- detailed talks
- direct talks
- disarmament talks
- discreet talks
- disruption of talks
- divisive talks
- early talks
- election talk
- emergency talks
- equal talks
- Europe-wide talks
- exhaustive talks
- exploratory talks
- extensive talks
- face-to-face talks
- failure at the talks
- failure of the talks
- familiarization talks
- farewell talks
- final round of talks
- follow -up talks
- follow-on talks
- force-reduction talks
- formal talks
- forthcoming talks
- four-way talks
- frank talks
- fresh round of talks
- fresh talks
- friendly atmosphere in the talks
- friendly talks
- frosty talks
- fruitful talks
- fruitless talks
- full talks
- full-scale talks
- further talks
- get-to-know-you talks
- good-faith talks
- hard-going talks
- highest-level talks
- high-level talks
- in a follow-up to one's talks
- in the course of talks
- in the last round of the talks
- in the latest round of the talks
- in the talks
- inconclusive talks
- indirect talks
- industrial promotion talks
- informal talks
- intensive talks
- intercommunal talks
- interesting talks
- interparty talks
- last-ditch talks
- last-minute talks
- lengthy talks
- low-level talks
- make-or-break talks
- man-to-man talks
- marathon talks
- MBFR talks
- meaningful talks
- mediator in the talks
- membership talks
- ministerial talks
- more talks
- multilateral talks
- Mutual and Balanced Force Reduction talks
- news lockout during the talks
- no further talks are scheduled
- non-stop talks
- normalization talks
- nuclear and space arms talks
- observer at the talks
- offer of talks
- on-and-off talks
- Open Skies Talk
- open talks
- outcome of the talks
- pace of the talks
- participant in the talks
- parties at the talks
- pay talks
- peace talks
- pep talk
- political talks
- positive talks
- preliminary talks
- preparatory talks
- present at the talks are...
- pre-summit talks
- pre-talks
- prime-ministerial talks
- private talks
- productive talks
- profound talks
- programmatic talk
- proposed talks
- proximity talks
- rapid progress in talks
- rapprochement talks
- realistic talks
- renewal of talks
- resumed talks
- resumption of talks
- reunification talks - sales talks
- SALT
- scheduled talks
- secret talks
- security talks
- sensible talks
- separate talks
- serious talks
- session of the talks
- setback in the talks
- sincere talks
- stage-by-stage talks
- stormy talks
- Strategic Arms Limitation Talks
- Strategic Arms Reduction Talks
- substantial talks
- substantive talks
- successful progress of the talks
- summit talks
- talk was conducted in an atmosphere
- talk was held in an atmosphere
- talk will be dominated by the row which...
- talks about talk
- talks are alarmingly behind schedule
- talks are at a standstill
- talks are critical
- talks are deadlocked
- talks are due to resume
- talks are getting nowhere
- talks are going ahead
- talks are going well
- talks are heading for deadlock
- talks are in doubt
- talks are in high gear
- talks are in jeopardy
- talks are into their final day
- talks are not going fast enough
- talks are only a start
- talks are progressing at a snail's pace
- talks are progressing smoothly
- talks are progressing well
- talks are set to fail
- talks are stalemated
- talks are still on track
- talks are taking place in a constructive atmosphere
- talks are underway
- talks at a ministerial level
- talks at the highest level
- talks at the level of deputy foreign ministers
- talks between smb have run into last-minute difficulties
- talks between the two sides
- talks bogged down on smth
- talks broke down
- talks came to a standstill
- talks center on smth
- talks collapsed
- talks come at a time when...
- talks concentrate on
- talks dragged on for years
- talks ended in agreement
- talks ended in failure
- talks ended inconclusively
- talks ended without agreement
- talks failed to make any progress
- talks faltered on smth
- talks foundered on smth
- talks get underway
- talks go into a second day
- talks go on
- talks had a successful start
- talks had been momentous
- talks hang by a thread
- talks hang in the balance
- talks have been constructive and businesslike
- talks have broken up in failure
- talks have ended on an optimistic note
- talks have ended with little sign of agreement
- talks have ended with little sign of program
- talks have fallen through
- talks have got off to a friendly start
- talks have got off to a successful start
- talks have made little progress towards peace
- talks have never been closer to an agreement
- talks have reached deadlock
- talks have reopened
- talks have run into difficulties
- talks have run into trouble
- talks inch forward
- talks is burgeoning again about...
- talks made progress
- talks may continue into tomorrow
- talks may not get off the ground
- talks now under way
- talks of peace
- talks of procedural nature
- talks on a range of issues
- talks on conventional stability
- talks open
- talks overran by half an hour
- talks overshadowed by smth
- talks produced no results
- talks reconvene
- talks remain deadlocked
- talks restart
- talks resume
- talks stalled over the issue
- talks under the auspices of smb
- talks went into the small hours of the morning
- talks went late into the night
- talks went on late into the night
- talks went smoothly
- talks were due to start a month ago
- talks were not conclusive
- talks were suspended
- talks were warm, friendly and cordial
- talks will cover smth
- talks will focus on smth
- talks will go ahead
- talks will take place at the undersecretaries of foreign affairs level
- talks will yield an agreement
- talks with smb are not acceptable
- talks with the mediation of smb
- talks without preconditions
- talks would make little headway
- the agreement was signed at the end of 5 days of talks
- the area affected in the talks
- the outcome of the talks is not easy to predict
- the pace of the talks is slow
- the progress of the talks
- there was a sense of achievement at the end of the talks
- this problem will be at the heart of the talks
- those in the talks
- three days of talks have failed to make any tangible progress
- three-sided talks
- three-way talks
- too much talks and not enough action
- top-level talks
- touchstone of progress in the talks
- trade talks
- trilateral talks
- tripartite talks
- two-way talks
- umbrella peace talks
- unconditional talks
- United Nations-mediated talks
- United Nations-sponsored talks
- unity talks
- unofficial talk
- unproductive talks
- unscheduled talks
- useful talks
- walkout from the talks
- weighty talks
- wide range of talks
- wide-ranging talks
- workmanlike talks 2. v

1. n - actual price
- advanced price
- agricultural prices
- asking price
- at a certain price
- at cost price
- at current prices
- at reduced prices
- at the price of the day
- attractive price
- bargain price
- basic price
- below cost price
- blue-chip prices
- bottom price
- buying price
- ceiling price
- closing price
- collapse in prices
- collapse of prices
- commodity prices
- common price
- comparable prices
- competitive price - cost price
- current price
- cut in prices
- decline in prices
- decontrolled prices
- difference in prices
- discount price
- discriminatory prices
- drop in prices
- dumping price
- effective price
- equitable price
- escalating prices
- exorbitant price
- export price
- fair price
- fall in prices
- fall of prices
- farm produce prices
- firm price
- fixed price
- fluctuating price - freeze of prices
- going price
- grain price
- guaranteed price
- heavy price
- high price
- highest price
- import price
- in comparable prices
- increase in prices
- inflated price
- inflationary soaring of prices
- international prices
- jump in prices
- knock-down price
- level of prices
- list price
- long price
- low price
- lowest price
- maintenance of prices
- market price
- market-determined price
- maximum price
- minimum price
- moderate price
- monopoly prices
- net price
- offer price
- oil price
- oil prices touched $... a barrel
- peak price
- pegged price
- plunge in prices
- popular price
- pre-determined price
- preferential price
- prices are on the downward slide
- prices collapse
- prices decline
- prices drop
- prices fall
- prices fluctuate
- prices go down
- prices go up
- prices increase
- prices plummet
- prices plunged to their lowest
- prices push up
- prices rally
- prices react
- prices rebound
- prices remain unstable
- prices rise
- prices rocket
- prices shoot up
- prices showed their second major gain
- prices skyrocket
- prices slip back
- prices slump
- prices spiral downwards
- prices surge ahead - purchase price
- reasonable price
- reduced price
- reduction of prices
- regular price
- remunerative price
- resale price
- reserve price
- retail price
- rise in prices
- rising prices
- rock-bottom price
- sale price
- selling price
- settlement price
- shaky prices
- share prices are showing big losses
- share prices were slightly weaker
- share prices
- slide in share prices
- slump in prices
- soaring of the price
- speculative price
- stabilization of prices
- stable prices
- state-set price
- state-subsidized price
- steep price
- stiff price
- stock prices
- support price
- surge in prices
- target price
- trade price
- uniform prices
- unit price
- unstable prices
- uplift in prices
- upset price
- variable price
- volatility in share prices
- volume price
- wholesale price
- world market price
- world price
- worldwide fall in share prices 2. v

[praɪs] - printer's price
- prewar price
- fabulous prices
- asking price
- going price
- actual prices
- actual selling price
- home market price
- exchange market price
- inflated prices
- tempting prices
- market prices
- unified prices
- final price
- easy price
- world's market prices
- sky-rocketing prices
- subscription price
- prevailing price
- consumer prices
- ceiling prices
- reduced price
- growing prices
- real estate prices
- home market prices
- price-list prices
- mailing price
- all-round prices
- non-profit prices
- purchase price - price list
- price reduction
- price scissors
- price risk
- price level
- price control
- prices on some items
- price of smth
- price for smth
- prices for food products
- maximum retail prices for cars
- discount off the price
- ups and downs of prices
- decline in prices
- quotation of approximate prices
- formation of prices
- change of prices
- full refund of purchase price
- at a high price
- at prices strictly moderate
- with prices shooting up
- at a popular price
- not at any price
- accept the price named
- affect the price
- agree on prices
- ask an exorbitant price - be a price leader
- be in good price
- beat down the price
- be worth its price
- bid a price
- bid against smb
- boost the prices
- buy smth at this price - cause a rise in prices
- charge a price
- do smth at any price
- fetch a high price
- figure out the price
- find the price unacceptable
- fix prices at the lowest possible level
- force prices higher
- force back the prices
- get a good price of the market
- get a refund of the price
- haggle over the price
- hold down prices
- keep down prices
- keep up the price
- lessen the price
- make a concession in the price
- name the price
- negotiate the price
- offer a price
- offer double price for smth
- pay the price named
- pay a high price for smth
- protect home market prices
- put a price on goods
- quote prices for smth
- raise the price from... to...
- regulate prices
- revise prices
- sacrifice the quality of goods to reach a lower price
- sell at cost price
- sell at considerable price
- sell at a sacrifice price
- sell at a lower ready money price
- sell with a discount off the original price
- set prices
- slash the price
- stabilize prices
- price to be negotiated
- prices keep up
- prices have gone down
- prices stabilized
- prices are going up

control n acceleration control line flow restrictor acceleration control unit aerodrome approach control system aerodrome control aerodrome control communication aerodrome controlled zone aerodrome control point aerodrome control radar aerodrome control radio aerodrome control sector aerodrome control service aerodrome control tower aerodrome control tower clearance aerodrome control unit aerodrome traffic control zone aerodynamic control aerodynamic roll control aeronautical information control aileron control system aileron trim tab control system air control aircraft control loss aircraft control margin aircraft control system aircraft control transfer aircraft sanitary control air intake spike control air mixture control airport control tower air traffic control 2. ответчик системы УВД Air Traffic Control Advisory Committee air traffic control area air traffic control boundary air traffic control center air traffic control clearance air-traffic control instruction 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 airways control airworthiness control system altitude control unit amount of controls angle-of-attack control angular position control antitorque control pedal approach control approach control point approach control radar approach control service approach control tower approach control unit area control area control center area flight control assisted control associated crop control operation associated fire control operation assume the control assumption of control message attitude control system (в полете) attitude flight control automatic boost control automatic control automatic exhaust temperature control automatic flight control automatic flight control equipment automatic flight control system automatic gain control automatic level control automatic path control automatic volume control autopilot control autostart control unit backswept boundary layer controlled wing balance the control surface bank control blanketing of controls bleed valve control mechanism bleed valve control unit boundary layer control brake control pedal Budget Control Section (ИКАО) bypass control cabin temperature control system cable control cable control system cargo hatch control switch change-over to manual control check control clearance control collective pitch control collective pitch control lever collective pitch control rod collective pitch control system (несущего винта) constant altitude control control actuator control board control booster control cable control cable fairlead control cable pressure seal control center control characteristic control circuit control column control column elbow control column gaiter control communication control console control desk control force control gear control in transition control lag controlled aerodrome controlled airspace controlled flight controlled route controlled spin control lever controlling beam controlling fuel control linkage control lock control loss control message control mode control of an investigation control panel control pedestal control position indicator control radar control radio station control rod control rod pressure seal control signal control slot (пограничным слоем) control speed Минимально допустимая скорость при сохранении управляемости. controls response control stick (воздушным судном) control stick movement control surface control surface angle control surface chord control surface deflection control surface effectiveness control surface load control surface pilot control surface reversal control system control system load control the aircraft control the pitch control transfer line control unit control valve control wheel control wheel force control wheel grip control wheel horn control wheel rim control zone crop control flight crop control operation customs control cyclic pitch control cyclic pitch control rod cyclic pitch control stick (несущего винта) cyclic pitch control system (несущего винта) data flow control deceleration control unit deflect the control surface (напр. элерон) differential aileron control differential control digital engine control direct control directional control directional control capability directional control loss directional control pedal direct lift control system director control distance control Document Control Unit drift angle control dual control easy-to-operate control electric propeller pitch control electronic engine control system elevator control elevator control stand emergency control engine control system engine throttle control lever environmental control system equipment environment control environment control system (воздушного судна) environment control system noise fail to maintain control fail to relinquish control feedback control system fire control operation flight compartment controls flight control flight control boost system flight control fundamentals flight control gust-lock system (при стоянке воздушного судна) flight control load flight control system flight director system control panel flow control flow control center flow control procedure foot controls fore-aft control rod fuel control panel fuel control unit fuel injection control full-span control surface (напр. крыла) get out of control go out of control ground control ground controlled approach ground control system (полетом) hand control handle the flight controls heading control loop health control helicopter control system hydraulic control hydraulic control boost system hydraulic propeller pitch control immigration control independent control inertial control system integrated control system integrated system of airspace control interphone control box irreversible control jacking control unit jet deviation control system laminar flow control landing control land use control lateral control lateral control rod lateral control spoiler lateral control system (воздушным судном) layout of controls level control longitudinal control longitudinal control rod longitudinal control system (воздушным судном) loss of control loss the control low control area maintain control manipulate the flight controls manual control master control mid air collision control mixture control mixture control assembly mixture control knob mixture control lever noise control noise control technique nonreversible control nozzle control system oceanic area control center oceanic control area oil control ring operating controls operational control overspeed limiting control passport control pedal control pilot on the controls pitch control pitch control lever pitch control system pitch trim control knob positive control zone power augmentation control power-boost control power-boost control system powered control power-operated control power-operated control system pressure control system pressure control unit propeller control unit propeller pitch control propeller pitch control system pull the control column back pull the control stick back push-button control push-pull control system (при помощи тяг) push the control column push the control stick quality control expert radar approach control radar control radar control area radar transfer of control radio control board radio remote control regional control center release of control relinquish control remote control remote control equipment remote control system respond to controls reverser lock control valve reversible control reversible control system rigid control roll control roll control force sensor roll control knob rudder control rudder control system rudder trim tab control system runway controlled runway control van safety control measures speed control area speed control system (полета) spring tab control rod stabilizer control jack stack controlled starting fuel control unit steering-damping control valve stiff control surface movement control surge control tab control system tab control wheel tail rotor control pedal take over the control temperature control temperature control amplifier temporary loss of control terminal control area terminal radar control terminate the control termination of control throttle control throttle control knob throttle control twist grip tie bus control track controlled traffic control traffic control instructions traffic control personnel traffic control regulations transfer of control transfer the control trim tab control turn control knob unassisted control unassisted control system upper area control center upper control area upper level control area warning system control unit weight and balance controlled wind flaps control system windshield heat control unit wing flap control system yaw control