航空英语证书考试(pec)-航空术语定义

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

2、lso airplane)aerostatAlighter-than-aircraft,suchasa balloon or airship.Itsliftiscausedbybuoyancyrelativetosurroundingair.aileronsOnan aircraft,theaileronsarea controlsurface usuallyonthetrailingedgeofthe wings.Theaileronsareusedtocontrol roll.Theaileronsareontheoutsideofthewingsandoperateoppos

3、itely(Ifonegoesup,theothergoesdown).aircraftAvehiclethatcantravelthroughtheair.airplaneApoweredaircraftthatderivesitsliftfromthemovementofairoverfixedliftingsurfaces.(Also aeroplane)airshipAlighter-than-aircraftthatcanbesteeredandpropelledthroughtheair.(Alsodirigible)attitudeThe orientation of

4、an aircraft withrespecttothe horizon.autogyroArotor-craftwithunpoweredblades-itrequiresaseparateenginetoprovideforwardmotionbeforeliftisdeveloped.aviatorPilotorcrewmemberofanaircraft.availableseatmilesAvailableseatmiles (ASMs)isameasureofan airline flight'spassengercarryingcapacity.Itisequalto

5、thenumberofseatsonboardanaircraftmultipliedbythedistanceflowninmiles.Forexample,a100-seataircraftflying100mileswouldresultin10,000ASMs.Seatsthatarenotavailableforsaletorevenue-payingpassengers(e.g.,seatsreservedforcrewrest,etc.)areexcludedfromthiscalculation.TheamountofASMsflownbyanairlineduri

6、ngaspecifiedperiodequalsthesumofASMsflownonallflightsduringtheperiod.aviatrixFemaleaviator(Obsolete,potentiallyoffensiveinmodernuse.)availabletonmiles(ATMs)Tonsmultipliedbymilesflown.Itisaninternationalmeasureofthecapacityavailableforacarrier.Itisalsousedtomeasurecapacityavailableforfreightcar

7、riers.BTermDefinitionballoonAnunpoweredlighter-than-aircraft.biplaneAnaeroplanewithtwosimilar-sizedwings(orpairsofwings),exactlyorapproximatelyinverticalalignment.blimpNon-rigid airship.Itsshapeismaintainedbyinternalpressure.breakevenlo