航空专业英语A.doc

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1、2011~2012学年第二学期期末考试航空机务英语A试题一.翻译词汇(16分)1.起落架2.机翼3.metalforming4.stallcharacteristics5.FederalAviationAdministration6.aluminumalloy7.electricalstaticsensitivedevices8.wheelwell二．选择（20分）1.Theformulaofcalculatingtheareaofrectangleislengthwidth.A)dividedbyB)multipliedbyC)timebyD)plusby2.Amongthefollo

2、wing,whichoneisnotavector?A)velocityB)forceC)speedD)acceleration3.It’sthatkeepstheaircraftflying.A)thehighvelocityofairbelowthelowerwingsurface.B)thepressuredifferentialbetweentheupperandlowersurfaceofawing.C)thesmallareaofupperwingsurface.D)thelargeareaoflowerwingsurface.4.Loadingaircraftbeyondt

3、hegrossweightlimitationsmayplacedangerousstressesonthestructure.A)overB)fardistanceC)withD)below5.Wemustconverttheoilquartsgallonswhenwedotheloadingcheck.A)to…to…B)from…to…C)to…for…D)from…at…三．英译汉（30分）1.Bernoulli′sprinciplehelpstoexplainwhyanairplaneflies，howawingproduceslift，andhowfuelflowsinana

4、ircraftcarburetor．2.AccordingtoBernoulli’sprinciple，asthevelocityincreases，pressuredecreases,thiscausesareducedpressureinthecenteroftheventuri，whilepressureremainsthesameateitherend．3.Asthevelocityofairincreasesovertheuppersurfaceofawing，thepressuredecreases,theimba1anceofforcesbetweentheupperand

5、lowersurfacescausesthewingtorise．4.Overloadingtheaircraftbeyondthegrossweightlimitationsmayplacedangerousstressesonthestructure，especiallyinroughairorduringahardlanding．5.Handtoolswillfallintofourbasiccategories：poundingtools，holdingtools，cuttingtools,andturningtools．6.Warning：Toavoiddamageorinju

6、ry，stayclearofmainandnosegearoperatingpartswhentheredlightison．四．段落翻译（34分）1.Properweightandbalanceiscrucialtothesafeoperationofallaircraft．Areviewofprinciplesyou’velearnthereandpracticeusingthechartsmaybeappropriateatthistime．Taketimetofamiliarizeyourselfwiththeinformationavailableonthetypecertif

7、icatedatasheet，theaircraftspecifications,andaircraftlistings．Thesafetyoftheflyingpublicdependsinlargepartontheabilityofprofessionalaviationmaintenancetechniciantoproperlycalculateaircraftweightandbalancefigures．2.Warni