pec航空英语证书考试-航空术语定义

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1、PEC航空英语证书考试-航空术语定义ATermDefinitionaerodyneAheavier-than-aircraft,derivingitsliftfrommotion.aeronautPilotorcrewoflighter-than-gascraft.aeroplaneApowerdrivenheavierthanairaircraftthatderivessupportintheatmospherefromthereactionsoftheaironitssurfacesthatremainfixedundergivenconditions

2、offlight.(Also airplane)aerostatAlighter-than-aircraft,suchasa balloon or airship.Itsliftiscausedbybuoyancyrelativetosurroundingair.aileronsOnan aircraft,theaileronsarea controlsurface usuallyonthetrailingedgeofthe wings.Theaileronsareusedtocontrol roll.Theaileronsareontheoutsideo

3、fthewingsandoperateoppositely(Ifonegoesup,theothergoesdown).aircraftAvehiclethatcantravelthroughtheair.airplaneApoweredaircraftthatderivesitsliftfromthemovementofairoverfixedliftingsurfaces.(Also aeroplane)airshipAlighter-than-aircraftthatcanbesteeredandpropelledthroughtheair.(Als

4、odirigible)attitudeThe orientation ofan aircraft withrespecttothe horizon.autogyroArotor-craftwithunpoweredblades-itrequiresaseparateenginetoprovideforwardmotionbeforeliftisdeveloped.aviatorPilotorcrewmemberofanaircraft.availableseatmilesAvailableseatmiles (ASMs)isameasureofan air

5、line flight'spassengercarryingcapacity.Itisequaltothenumberofseatsonboardanaircraftmultipliedbythedistanceflowninmiles.Forexample,a100-seataircraftflying100mileswouldresultin10,000ASMs.Seatsthatarenotavailableforsaletorevenue-payingpassengers(e.g.,seatsreservedforcrewrest,etc.)are

6、excludedfromthiscalculation.TheamountofASMsflownbyanairlineduringaspecifiedperiodequalsthesumofASMsflownonallflightsduringtheperiod.aviatrixFemaleaviator(Obsolete,potentiallyoffensiveinmodernuse.)availabletonmiles(ATMs)Tonsmultipliedbymilesflown.Itisaninternationalmeasureofthecapa

7、cityavailableforacarrier.Itisalsousedtomeasurecapacityavailableforfreightcarriers.BTermDefinitionballoonAnunpoweredlighter-than-aircraft.biplaneAnaeroplanewithtwosimilar-sizedwings(orpairsofwings),exactlyorapproximatelyinverticalalignment.blimpNon-rigid airship.Itsshapeismaintaine

8、dbyinternalpressure.breakevenload