2025年机务执照英语考试题库（第六部分）

2025年机务执照英语考试题库（第六部分）正确答案:B解析："题干：检查清单应限于确定为在紧急情况下帮助飞行员所必需的最少数量的项目。A:abundantitems丰富的项目，与题干最少数量的项目，不符排除AC:allitems所有项目，与题干不符，排除C"

3157.Identifysectionsthatcancausespecifictypesoftrouble.A.Restoresectionsthatrelatetocertaintypesoftrouble.B.Locatesectionsthatresultingeneraltypesoftrouble.C.Recognizesectionsthatleadtoparticulartypesoftrouble.D.(第二版新增题）正确答案:C解析："题干：确定可能导致特定类型问题的部分。A:Restore恢复，与题干意思不符，排除AB:找出导致一般类型故障的部分。与题干意思不符，排除B"

3158.Thesystemprovidesinformationtodeterminepositionandismainlyindependentofgroundinstallations.A.Thesystemshowsinformationofpositionandmainlydependsongroundinstallations.B.Thesystemcollectsinformationtocalculatepositionandmainlyconnectswithgroundinstallations.C.Thesystemgivesinformationtoidentifypositionandismainlyfreefromgroundinstallations.D.(第二版新增题）正确答案:C解析："题干：该系统提供信息以确定位置，并且主要独立于地面安装。A:系统显示位置信息，主要依赖于地面安装。B:该系统收集信息计算位置，主要与地面安装连接。C:该系统提供信息以识别位置，并且主要不需要地面安装。C与题干意思接近，选择C."

3159.MakesurethatallthelightsonthefrontoftheCMUdonotcomeon.A.MakesurethatsomeofthelightsonthefrontoftheCMUdonotgoout.B.MakesurethatallthelightsonthefrontoftheCMUdonotilluminate.C.MakesurethatallthelightsonthebehindoftheCMUdonotcomeon.D.(第二版新增题）正确答案:B解析："题干：确保CMU前面的所有灯都不亮。A:someofthelights一些灯，与题干所有灯意思不符，排除A.C:thebehindof…的背后，与题干前面不符，排除C."

3160.Mostoftheswitchesyouusetocontroltheelectricalpowersystemareontheelectricalsystemcontrolpanel.A.Youcanusemostoftheswitchestocontroltheelectricalpowersystem.B.Youcanfindmostoftheswitchesthatyouusetocontroltheelectricalpowersystemontheelectricalsystemcontrolpanel.C.Therearesomeswitchesforelectricalpowersystemontheelectricalsystemcontrolpanel.D.(第二版新增题）正确答案:B解析："题干：用来控制电气系统的大多数开关都在电气系统控制面板上。A:可以使用大多数开关来控制电气系统。B:可以在电气系统控制面板上找到大多数用来控制电气系统的开关。C:在电气系统控制面板上有一些电气系统开关。B最能表达题干意思，选择B."

3161.Letthetemperatureofthecomponentdecreaseuntilitisthesameastheambienttemperature.A.Letthetemperatureincreaseuntilitisthesameastheambienttemperature.B.Waitforafewminutesuntilthetemperatureofthecomponentexceedstheambienttemperature.C.Letthecomponentcooldownuntilitstemperatureisthesameastheambienttemperature.D.(第二版新增题）正确答案:C解析："题干：降低部件温度，使其与环境温度一致。A:increase增加，与题干意思不一致，排除A.B:exceedstheambienttemperature超过环境温度，排除B."

3162.However,thesystemsareindependentandthereisnofluidexchangebetweenthem.A.However,thesystemsareindependentofeachotherandtheydonotexchangefluid.B.However,thesystemsdependoneachotherandtheycan'texchangefluid.C.Thesystemsexchangefluidfromeachotherandsotheyareindependent.D.(第二版新增题）正确答案:A解析："题干：然而，这些系统是独立的，它们之间没有流体交换。A:然而，这些系统是相互独立的，它们不交换流体。B:然而，这些系统相互依赖，它们不能交换流体。与题干意思不一致。C:这些系统相互交换流体，所以它们是独立的。与题干意思不一致。"

3163.Flightcompartmentisthecompartmentabovethefloorandbetweentheforwardpassengerpartitionandtheforwardpressuredome.A.Thecompartmentwhichisabovethefloorandbetweentheforwardpassengerpartitionandthebackwardpressuredomeisflightcompartment.B.Flightdeckisthecompartmentbelowthefloorandbetweentheforwardpassengerpartitionandtheforwardpressuredome.C.Thedefinitionoftheflightcompartmentisthecompartmentwhichisabovethefloorandbetweentheforwardpassengerpartitionandtheforwardpressuredome.D.(第二版新增题）正确答案:C解析："题干：飞行舱是位于地板之上，位于前乘客隔板和前压力罩之间的舱室。A:thebackwardpressuredome后压力罩与题干不一致，排除A.B:belowthefloor地板之下，排除B."

3164.Theprecisionofthisadjustmentisimportant.A.Thecorrectnessofthisadjustmentisimportant.B.Thisadjustmentiswrong.C.Theimportanceoftheadjustmentiscorrect.D.(第二版新增题）正确答案:A解析："题干：这种调整的精度很重要。A:这种调整的正确性很重要。B:wrong错误的，与题干意思不一致，排除B.C:调整的重要性是正确的。A更符合题意。"

3165.Closevalve“A”whenyougetthesameindicationsongauges“X”AND“Y”.A.ClosevalveAwhentheindicationsongaugesXandYcorrectly.B.ClosevalveAwhenyougettheindicationsongaugesXandYindependently.C.ClosevalveAwhentheindicationsongaugesXandYcorrespond.D.(第二版新增题）正确答案:C解析："题干：当仪表“X”和“Y”上的指示相同时，关闭活门“A”。A:当仪表X和Y上的指示正确时，关闭活门A。与题干意思不同，排除A.B:当在X和Y仪表上分别得到指示时，关闭活门A。与题干意思不同，排除B.C:当压力表X和Y上的指示对应时，关闭阀门A。Correspond相当，相符，与题干意思最接近。"

3166.Selectthehydraulicsystemthatyouwillpressurize.A.Decidewhichhydraulicsystemyouwillpressurize.B.Thepressurizedhydraulicsystemisthebest.C.Checkthehydraulicsystemthatyouwillpressurize.D.(第二版新增题）正确答案:A解析："题干：选择要加压的液压系统。A:决定要给哪个液压系统加压。B:增压液压系统是最好的。C:检查要增压的液压系统。A最接近题干意思。"

3167.Inthisconfiguration,adifferenttestprocedureismandatory.A.Inthisconfiguration,werequiredasametestprocedure.B.Thisconfigurationdemandsadifferenttestprocedure.C.Inthisconfiguration,adifferenttestprocedureisrequiredornot.D.(第二版新增题）正确答案:B解析："题干：在这个构型中，一个不同的测试程序是强制性的。A:same相同的，排除A.B:这种构型要求一个不同的测试程序。C:在此构型中，是否需要不同的测试程序。B能表达题干意思。"

3168.TheCAPisnotintendedtochangeorreplaceanyportionoftheapplicableairplanemaintenancemanual.A.TheCAPhardlytendstoexchangeorreplaceanypartoftherelatedairplanemaintenancemanual.B.TheCAPpreferstovaryorbeinsteadofanypartoftherelevantaircraftmaintenancemanual.C.AnypartoftheapplicativeaircraftmaintenancemanualcannotbechangedorreplacedbytheCAP.D.(第二版新增题）正确答案:C解析："题干：CAP不打算改变或取代适用飞机维修手册的任何部分。A:CAP几乎不打算交换或更换相关飞机维修手册的任何部分。B:CAP倾向于修改或取代相关飞机维修手册的任何部分。C:适用飞机维修手册的任何部分都不能被CAP更改或替换。C与题干意思接近。"

3169.Commentsarelocateddirectlybelowtherepair/modificationsection,extendingfromthelefttotherightmargins.A.Thereareremarksdirectlybelowthemaintenance/overhaulsection,extendedfromlefttotherightside.B.Youcanfindthecommentswhichextendsfromlefttorightmarginsintherepair/modificationsectionbelow.C.Thecommentsextendedfromrighttoleftmarginsarelocatedintherepair/alternationsection.D.(第二版新增题）正确答案:B解析："注释位于修理/改装部分的正下方，从左到右延伸。A:maintenance/overhaul维护/大修，排除A.C:fromrighttoleft从右到左，排除C."

3170.Suchwiresandcablesshallbecapableofbeingconnectedtothegroundnetworkoftheaircraftelectricalsystem.A.Suchwiresandcablesshouldbedisableofbeingcoupledtothegroundnetworkoftheaircraftelectricalsystem.B.Thesewiresandcablesarecapabletobeconnectedtotheaircraftelectricalsystemgroundnetwork.C.Theconnectedwiresandcablesshallbeattachedtothegroundnetworkoftheaircraftelectricalsystem.D.(第二版新增题）正确答案:B解析："题干：这些电线和电缆应能够连接到飞机电气系统的地面网络。A:这些电线和电缆应禁止与飞机电气系统的地面网络耦合。B:这些电线和电缆能够连接到飞机电气系统地面网络。C:所连接的电线和电缆应连接到飞机电气系统的地面网络。B与题干意思一致。becapableof能够"

3171.Toestablishthebasisforthoseitemstobeincluded,thefollowingassumptionshavebeenmade.A.Tofoundthebasisforthoseitems,thefollowingconceptionshavebeenmade.B.Inordertosetupthebasisforthoseitemstobeincluded,makethefollowingassumptions.C.Dothefollowingassumptionstobuildupthebasisforthoseitemstobeexcluded.D.(第二版新增题）正确答案:B解析："题干：为被包括在内的这些项目建立基础，出下列假设。A:为了找到这些项目的基础，提出了以下概念。B:为了被包括在内的这些项目建立基础，做以下假设。C:做以下假设，为要排除的项目建立基础。B与题干意思一致。"

3172.Becauseairplanesareintendedtohavelonglives,theirflightsafetymustbeassured.A.Sinceairplanesusuallyhavelongservicelives,theirflightsaresurelysafe.B.Itismandatorytoensuretheflightsafetybecauseofthelonglivesofairplanes.C.Despitethelonglivesofairplanes,theirflightsafetycannotbeassured.正确答案:B解析："题干：因为飞机的寿命是很长的，所以它们的飞行安全必须得到保证。A:由于飞机通常有很长的使用寿命，它们的飞行肯定是安全的。B:由于飞机的寿命长，确保飞行安全是必须的。C:尽管飞机的寿命很长，但它们的飞行安全却无法得到保证。B与题干意思一致。"

3173.Iftheairintakeflapisnotserviceable,dothedeactivationprocedureoftheairinletvalve.A.Iftheairintakeflapisnotserviceable,locktheairinletvalveinthefullyopenposition.B.Oncetheairintakeflapdoesnotwork,activatetheairinletvalve.C.Deactivatetheairinletvalveunlesstheairintakeflapisuseable.D.(第二版新增题）正确答案:C解析："题干：如果进气阀瓣不能使用，请执行进气活门停用程序。A:如果进气阀瓣不能使用，将进气活门锁在全开位置。B:activate激活，与题干不符，排除B.C:停用进气活门，除非进气阀瓣可用选择C."

3174.Entrancestairsorstepoperateinconjunctionwithbutarenotintegralpartofentrancedoors.A.Entrancestairsorstepareconnectedwithentrancedoorsandmoveaccordingly.B.Entrancestairsorstepareintegratedwithentrancedoorsandoperatetogether.C.Althoughentrancestairsorstepoperatetogetherwithentrancedoors,theyarenotintegrated.D.(第二版新增题）正确答案:C解析："题干：入口楼梯或台阶与入口门一起操作，但不是入口门的组成部分。A:入口楼梯或台阶与入口门相连并相应移动。B:areintegratedwithentrancedoors是入口门的组成部分,与题干意思不一致，排除B.C:虽然与入口楼梯或台阶入口门一起操作，但它们不是一体的。C与题干意思最接近，选择C."

3175.Unlessthemanufacturer’sinstructionstellyoudifferently,dotheprocedurethatfollows.A.Obeythefollowingprocedureifthemanufacturerprovidesyoudifferentinstructions.B.Ifthemanufacturerinstructsyoudifferently,thefollowingprocedureshouldbeignored.C.Ifthemanufacturer'sinstructionsaredifferentfromthefollowingprocedure,obeythefollowingprocedure.D.(第二版新增题）正确答案:B解析：题干：除非制造商的说明另有说明，否则请按照以下步骤操作。A:如果制造商提供不同的说明，请遵循以下步骤,排除A.C:如果制造商的说明与以下程序不同，请遵循以下程序,排除C。B选项如果不同，则忽略此步骤，就是不执行，选B。.

3176.Twooperatorsfoundbentpinsinthedischargecartridgeonsomefireextinguishers.A.Accordingtotwooperators,bentpinswerefoundinthedischargecartridgeonsomefirebottles.B.Onsomefirebottles,thedischargecartridgewasfoundbentbytwooperators.C.Thedischargecartridgeofsomefirebottleswerefoundmissingpinsbytwooperators.D.(第二版新增题）正确答案:A解析："题干：两名操作员发现一些灭火瓶的释放爆炸帽内有弯曲的销钉。A:据两名操作人员称，在一些灭火瓶的释放爆炸帽中发现了弯曲的销钉。B:在一些灭火瓶上，发现有两名操作人员弄弯了释放爆炸帽。C:foundmissing发现缺失，与题干意思不符，排除C.A与题干意思最接近，选择A."

3177.Makesurethatthepositionoftheclampagreeswiththepositionthatyourecordedduringtheremovalprocedure.A.Besurethatthepositionoftheclamphasthesameopinionwithyourrecordbeforeyouremoveit.B.Makesurethatthepositionoftheclampisthesameasthepositionyourecordedduringtheremovalprocedure.C.Insurethattheclampmatchesthepositionthatyourecordedduringtherepairprocedure.D.(第二版新增题）正确答案:B解析："题干：确保夹具的位置与您在拆卸过程中记录的位置一致。A:请确保夹具的位置与您的记录一致，然后再拆卸。B:确保夹具的位置与拆卸过程中记录的位置一致。C:确保夹具与您在维修过程中记录的位置相匹配。B与题干意思一致，选择B."

3178.Thisistheminimumflightspeedatwhichtheairplaneisdirectionallyandlaterallycontrollable.A.Thisisthelowlimitofflightspeedatwhichtheairplanecanbecontrolleddirectionallyandlaterally.B.Thisistheupperlimitofflightspeedatwhichtheaircraftisdirectionallyandlaterallycontrollable.C.Thisisthelargestflightspeedatwhichtheairplaneisdirectionallyandlaterallysteerable.D.(第二版新增题）正确答案:A解析："题干：这是飞机方向和横向可控的最小飞行速度。B:upperlimitofflightspeed飞行速度上限，与题干意思不符，排除B.C:largestflightspeed最大飞行速度，排除C."

3179.Thesystemisusedtoindicatethequantity,temperatureandpressureoftheoil.A.Thequantity,temperatureandpressureoftheoilarecalculatedbythesystem.B.Thesystemisusedtoshowtheinformationofthequantity,temperatureandpressureoftheoil.C.Thesystemisusedfortheanalysisofthequantity,temperatureandpressureoftheoil.D.(第二版新增题）正确答案:B解析："题干：该系统用于指示油的数量、温度和压力。A:calculated计算B:show显示C:analysis分析所以选择B."

3180.Oncedesignedandapproved,theestablishmentofthoroughmaintenanceproceduresisamust.A.Itisurgenttoestablishthethoroughmaintenanceprocedureafterdesignedandapproved.B.Oncedesignedandapproved,scheduledmaintenanceproceduresmustbebuilt.C.Oncedesignedandapproved,completemaintenanceproceduresmustbesetup.D.(第二版新增题）正确答案:C解析："题干：一旦设计和批准，必须建立全面的维护程序。A:在设计和批准后，建立完善的维修程序是当务之急。B:一旦设计和批准，必须建立定期维护程序。C:一旦设计和批准，必须建立完整的维护程序。C与题干意思最接近，选择C"

3181.ThissystemdoesnotsupersedethenormalchannelsofcommunicationforitemsnotcoveredbytheCAP.A.ThissystemdoesnotexceedthenormalchannelsofcommunicationforitemsnotincludedintheCAP.B.ForitemsnotincludedintheCAP,thissystemdoesnottaketheplaceofthenormalchannelsofcommunication.C.ForitemsnotmentionedintheCAP,thissystemdoesnotoccupythenormalchannelsofcommunication.D.(第二版新增题）正确答案:B解析："题干：该系统不会取代未涵盖项目的正常通信渠道。A:notexceed不超过B:nottaketheplaceof取代，代替C:occupy占领，占据所以选择B"

3182.ThisCAPhasbeenpreparedwiththeintenttoexpandpresentinspectionrequirementsasafurtherassuranceoftheabilityoftheairplanetoperformwithinthelimitsoftheoriginalcertification.A.ThepurposeoftheCAPistoextendthecurrentinspectionscopesothattheperformanceoftheaircraftkeepsfulfillingthecapabilityoftheoriginalcertification.B.TheCAPisworkedouttomaintaintheneedforflightsothattheperformanceoftheaircraftwouldconformtotheoriginalcertificationstandards.C.CAPisdesignedtoaddressthegrowingdemandforflyingandtokeepaircraftincompliancewiththeoriginalcertificationstandards.D.(第二版新增题）正确答案:A解析："题干：制定本CAP的目的是扩大目前的检查要求，进一步保证飞机在原始认证范围内的性能。A:CAP的目的是扩大目前的检查范围，使飞机的性能保持满足原始认证的能力。B:CAP的制定是为了维持飞行的需要，使飞机的性能符合最初的认证标准。C:CAP旨在满足日益增长的飞行需求，并使飞机符合最初的认证标准。A与题干意思一致，选择A."

3183.MaintenanceinformationshallincludeGeneralproceduralinstructionsandapplicationofprotectivetreatmentsafterinspection.A.Maintenanceinformationdoesnotnecessarilyincludegeneralproceduralinstructionsbuttheapplicationofprotectivetreatmentsafterinspection.B.ThemaintenanceinformationcontainsthegeneralproceduralinstructionsandtheprotectivehandlingmeasuresafterinspectionC.Thegeneralproceduraldescriptioninthemaintenanceinformationincludestheprotectivetreatmentmeasuresafterinspection.D.(第二版新增题）正确答案:B解析："题干：维护信息应包括一般程序说明和检查后防护处理的应用。A:doesnotnecessarilyinclude不一定包括，排除A.B:维护信息包括一般操作说明和检查后的保护性处理措施C:维护信息中的一般程序描述包括检查后的保护性处理措施。B与题干意思一致。"

3184.Itisexpectedthatthemanufacturersofmajorcomponentswillprovidemaintenance,troubleshooting,inspectionandrepairdataintheformatofthisspecification.A.Thespecificationofmajorcomponents'maintenance,troubleshooting,inspectionandrepairdataisaccordingtotheformatofthemanufacturers.B.Themajorcomponentmanufacturersneedtoprepareallmaintenancerelateddataasspecifiedformat.C.Themaintenance,troubleshooting,inspectionandrepairdataistobepreparedintheformatofthisspecificationbythemajorcomponentsmanufacturers.D.(第二版新增题）正确答案:C解析："题干：预计主要部件的制造商将以本规范的格式提供维护、故障排除、检查和维修数据。A:主要部件的维护、故障排除、检查和维修数据按制造商格式说明。B:主要部件制造商需要按照规定的格式准备所有与维护相关的数据。C:维护、故障排除、检查和维修数据应由主要部件制造商按照本规范的格式准备。C最能表达题干的意思。"

3185.IftheSpecificationisusedtoprepareaContinuingAirworthinessProgramforacceptancebyanairworthinessauthorityotherthanFAA,theappropriateauthorityanditsregulationsmaybesubstituted.A.ThisSpecificationshallbeexceptedtoprepareacontinuousairworthinessprogramotherthantheFAAairworthinessorganization.B.IfthecontinuousairworthinessprogramispreparedaccordinglyandtobeacceptedbyotherairworthinessagenciesbutFAA,itmayreplacetheappropriateagencyanditsregulations.C.ThisSpecificationcouldbeusedtoprepareacontinuousairworthinessprogramapprovedbyotherairworthinessagencies,butitmustbeapprovedbyFAAairworthinessagencies.D.(第二版新增题）正确答案:B解析："题干：如果该规范用于编制持续适航计划以供FAA以外的适航主管部门接受，则可替换相应的主管部门及其法规。A:除FAA适航组织外，本规范应编制持续适航程序。B:如果持续适航计划是相应编制的，并将被FAA以外的其他适航机构接受，它可以取代相应的机构及其法规。C:本规范可用于编制经其他适航机构批准的持续适航程序，但必须经FAA适航机构批准。B与题干意思接近，选择B."

3186.Togetcorrectclearance,addspecialshimsasnecessary.A.Specialshimsarenecessarytomaketheplaceclean.B.Getcorrectclearancetoaddspecialshimsasnecessary.C.Adjusttheclearancecorrectlybyaddingspecialshimsasnecessary.D.(第二版新增题）正确答案:B解析："题干：为了获得正确的间隙，必要时添加特殊垫片。A:为了使这个地方清洁，需要特殊的垫片。B:获得正确的间隙，必要时添加特殊垫片。C:必要时通过添加特殊垫片正确调整间隙。B与题干意思一致"

3187.TheCAPwilladdressprimaryandsecondaryairframecomponents,andprimaryandsecondarysystemstoaccomplishthestatedobjectiveofcontinuedairworthiness.A.TheCAPwillcoverprimaryandsecondaryairframecomponents,andprimaryandsecondarysystemstoachievethestatedtargetofcontinuedairworthiness.B.TheCAPwillremarkprimaryandsecondaryairframecomponents,andprimaryandsecondarysystemstocompletethestatedobjectionofcontinuedairworthiness.C.TheCAPwilllocateprimaryandsecondaryairframecomponents,andprimaryandsecondarysystemstoaccompanythestatedobjectiveofcontinuedairworthiness.D.(第二版新增题）正确答案:A解析："题干：CAP将处理主要和次要机身部件，以及主要和次要系统，以实现持续适航的既定目标。A:CAP将涵盖主要和次要机身部件，以及主要和次要系统，以实现持续适航的既定目标。B:remark评论，备注，排除BC:locate定位,排除C"

3188.TheHandbookshouldadvisepilotstoobtainaservicemanualpriortoperformingpreventivemaintenancetobesurethatproperproceduresarefollowed.A.TheHandbookshouldadvisepilotstoobtainaservicemanualbeforeperformingpreventivemaintenancetobesurethatproperproceduresareobserved.B.TheHandbookshouldadvisepilotstoobtainaservicemanualafterperformingpreventivemaintenancetobesurethatproperproceduresarefollowed.C.TheHandbookshouldadvisepilotstoobtainaservicemanualpriortoperformpreventivemaintenancetobesureofthefollowingprocedures.D.(第二版新增题）正确答案:A解析："题干：手册应该建议飞行员在进行预防性维护之前，请获取维修手册，以确保遵循正确的程序。A:beforeperformingpreventivemaintenanceB:afterperformingpreventivemaintenance进行预防性维护之后，排除BC:followingprocedures以下步骤,与题干不符，排除C"

3189.Thisprocedureisonlyforrepairsthatincludeaverysmallnumberofrivets.A.Repairsthatcontainseveralrivetscanonlyconformtothisprocedure.B.Thisprocedurecanbethereferenceforrepairsthathavelotsofrivets.C.Thisprocedureisonlyapplicabletorepairsthatincludeveryfewrivets.D.(第二版新增题）正确答案:C解析："题干：此步骤仅适用于包括极少量铆钉的修理。A:包含几个铆钉的修理只能按照本程序进行。B:此程序可作为有大量铆钉的修理的参考。C:本程序仅适用于铆钉很少的修理。C与题干意思一致。"

3190.Thiscoverwillkeepdirt,particles,orotherunwantedmaterialoutofthesystem.A.Thiscoverwillmakesurethatdirt,particles,orotherforeignmaterialareinthesystem.B.Thiscoverwillkeepdirt,particles,orotherforeignmaterialfromenteringthesystem.C.Thiscoveristheonlymethodtoseparatedirt,particles,orotherunwantedmaterialfromthesystem.D.(第二版新增题）正确答案:B解析："题干：这个盖子可以防止污垢、颗粒或其他不需要的物质进入系统。A:盖子将确保…..进入系统，排除A.B:这个盖子可以防止污垢、颗粒或其他外来物质进入系统。C:这是唯一的方法来分离污垢，颗粒，或其他不需要的物质从系统。B与题干意思一致，选择B."

3191.Ifthereisnoisewhenthepumpoperates,examinethefilterformetalparticles.A.Ifpumpoperationisnoisy,checkpumpfilterformetaldebris.B.Ifsoundisdetectedwhenthepumpisinoperative,testthefilterformetalcontamination.C.Whenthepumpoperates,therewillbenoise.Thatmeanstheremustbemetaldebris.D.(第二版新增题）正确答案:A解析："题干：如果泵运行时有噪音，检查滤子是否有金属颗粒。A:如果泵运行有噪音，检查滤子是否有金属碎屑。B:metalcontamination金属污染，排除B.C:泵运转时，会有噪音。也就是说肯定有金属碎片。A与题干意思最接近，选择A"

3192.MakesurethattheL-Shapedsealstaysbonded.Ifthesealdoesnotstaybonded,aleakcanoccur.A.TheL-Shapedsealmuststayseparated,otherwisetherewillbeleakage.B.MakesurethattheL-Shapedsealstaysbondedoraleakcanoccur.C.MakesurethatleakagecanoccuraftertheL-Shapedsealisbonded.D.(第二版新增题）正确答案:B解析："题干：确保L型密封件保持粘接。如果密封件不能保持粘合，就可能发生泄漏。A:separated分离，排除A.B:确保L型密封件保持粘合，否则可能发生泄漏。C:确保L型密封件粘接后可发生泄漏。所以选择B."

3193.Aftertheaileronsgobacktoneutral,makesurethattheyareflushwiththeflaps.A.Makesurethattheaileronsareinthesamedirectionwiththeflapsaftertheyreturntocentralposition.B.Aftertheaileronsareinthesamepositionwiththeflaps,theycanreturntoneutral.C.Afterthereturnoftheaileronstoneutral,checkthattheyareinthesamelevelwiththeflaps.D.(第二版新增题）正确答案:C解析："题干：副翼回到中立位后，确保副翼与襟翼齐平。A:在副翼回到中心位置后，确保副翼与襟翼在同一方向。B:副翼与襟翼处于同一位置后，副翼可以回到中立位。C:副翼回中立位后，检查副翼是否与襟翼在同一水平面上。C与题干意思接近，选择C."

3194.Beforeclosingthehatch,itismandatorytoensurethatnopersonsareinthecrewrestcompartment.A.Unlessyouclosethehatch,ensurethatpersonsareinthecrewrestcompartment.B.Beforeyouclosethehatch,makesurethatnopersonsareinthecrewrestcompartment.C.Beforeyouclosethehatch,noticewhetherornotthatthereispersonsareinthecrewrestcompartment.D.(第二版新增题）正确答案:B解析："题干:在关闭舱门之前，必须确保没有人在机组休息室内。A:除非关闭舱门，否则请确保所有人员都在机组休息室。B:在关闭舱门之前，确保没有人在机组休息室里。C:在关闭舱门之前，请注意是否有人在机组休息室。B与题干意思一致，选择B."

3195.Rejectthecomponentifthetestisnotsatisfactory.A.Rejectionismandatoryifthetestprovesthecomponenttobedefective.B.Rejectionisnon-mandatoryifthetestisnotsatisfactory.C.Thecomponentisacceptableifthetestisnotsatisfactory.D.(第二版新增题）正确答案:A解析："题干：如果测试不令人满意，则拒绝该部件。A:如果测试证明该部件有缺陷，则必须拒绝。B:non-mandatory非强制的，排除BC:如果测试不令人满意，该部件是可以接受的。选择A."

3196.ThedatausedforthecalculationsinthisexampleapplyonlytoaTypeBunit.A.Inthisexample,it'sapplicabletocalculatetypeBunitonlytothedata.B.Inthisexample,it'sapplicabletocalculatethedataonlytoatypeBunit.C.Inthisexample,it'sacceptabletocalculatethedataonlytoatypeBunit.D.(第二版新增题）正确答案:B解析：题干：这个例子中用于计算的数据仅用于B型单元。A说的是在这个例子中，只有typeB仅对数据可用，错误。C说的是在这个例子中。。。是可接受的appceptable，错误。

3197.Ifyoudonotsafetythedoor,itispossiblethatstrongwindswillcausedamagetothestructure.A.Ifyoudonotsafetythedoor,strongwindsmustcausedamagetothestructure.B.Ifyoudonotsafetythedoor,damagetothestructureduetostrongwindsisacceptable.C.Ifyoudonotsafetythedoor,damagetothestructureduetostrongwindsisprobable.D.(第二版新增题）正确答案:C解析："如果没有系牢舱门，强风可能造成结构损伤。A:must必须，与题干不一致，排除A.B:如果不系牢的舱门，由于强风损坏结构是可以接受的。C:如果没有系牢舱门，可能会因强风而损坏结构。C与题干一致，选择C"

3198.Thecenterofgravitymovesinrelationtotheloadsonthewings.A.Movementofthecenterofgravityisnotdependingontheloadsonthewings.B.Movementofthecenterofgravityisrelativewiththeloadsonthewings.C.Movementofthecenterofgravityisregardlesstotheloadsonthewings.D.(第二版新增题）正确答案:B解析："题干：重心相对于机翼上的载荷而移动。A:重心的移动不依赖于机翼上的载荷。B:重心的移动与机翼上的载荷有关。C:重心的移动与机翼上的载荷无关。B与题干意思接近，选择B."

3199.First,secondandthirdlevelheadsandcaptionsshouldbedistinctiveinsizeorstyleorboth.A.Thesizeorstyleorbothofthefirst,secondandthirdlevelheadsandcaptionsshouldbedifferent.B.First,secondandthirdlevelheadsandcaptionsshouldbeofthesamesizeorstyleorboth.C.First,secondandthirdlevelheadsandcaptionsshouldusetheuniformsizeorstyleorboth.D.(第二版新增题）正确答案:A解析："题干：第一、第二级和第三级的标题和题注应该在大小或风格上有所不同，或者两者兼而有之。A:第一、第二和第三级标题和题注文字的大小或样式应该不同。B:第一、第二级和第三级的标题和题注应该是相同的大小或样式，或两者兼而有之。C:第一、第二和第三级的标题和说明文字应该使用统一的大小或样式，或两者兼而有之。A表达题干的意思，选择A."

3200.Theloadingconditionstogetherwiththeresultingmarginsofsafetywereevaluated.A.Theloadingconditionsincludingitsgeneratingsafetylimitswereindicated.B.Theloadingconditionsandtheconsequentmarginsofsafetywereassessed.C.Theloadingconditionsanditsrelevantsafetymarginswereextended.D.(第二版新增题）正确答案:B解析："题干：对荷载条件和由此产生的安全裕度进行了评估A:指出了荷载条件及其产生的安全限制。B:对荷载条件和相应的安全裕度进行了评估。C:扩展了荷载条件及其相关安全裕度。B与题干意思相符"

3201.Theturbinesextractenergyfromtheexhaustgasesandarecoupledtothecrankshaft.A.Theturbinesproduceenergyfromtheexhaustgasesandareconnectedtothecrankshaft.B.Theturbinesstoreenergyfromtheexhaustgasesandarelinkedtothecrankshaft.C.Theturbinesobtainenergyfromtheexhaustgasesandareattachedtothecrankshaft.D.(第二版新增题）正确答案:C解析："题干：涡轮从废气中提取能量，并与曲轴相连。A:涡轮从废气中产生能量，并与曲轴相连。B:涡轮储存来自废气的能量，并与曲轴相连。C:涡轮从废气中获得能量，并连接到曲轴上。C与题干意思接近，选择C."

3202.Theemergencyexitdoorsareusedtofacilitateevacuationthatarenotnormallyusedforexit.A.Theemergencyexitdoorsareknownasbackupexitandtheyshouldnotbeusedinspecialcondition.B.Theemergencyexitdoorsareusedfortheescapeandarenotusedasthenormalexits.C.Theemergencyexitdoorsareappliedtoboardthatarenotusuallyusedforexit.D.(第二版新增题）正确答案:B解析："题干：紧急出口门是用来方便撤离的，通常不用于出口。A:紧急出口门被称为备用出口，不应在特殊情况下使用。B:紧急出口门是用于逃生，而不是作为正常出口使用。C:紧急出口门适用于登机通常不用于出口。B与题干意思最接近，选择B."

3203.Iftheairplaneispressurized,explainhowtorecognizepotentialproblemsandhandleemergencies.A.Iftheairplaneispressurized,explainthewaystoidentifypotentialproblemsanddealwithemergencies.B.Iftheairpressureintheairplaneisaugmented,statehowtofindcriticalproblemsanddisposeemergencies.C.Iftheairplaneisinflated,statehowtofindsignificantproblemsandhandleemergencies.D.(第二版新增题）正确答案:A解析："题干：如果飞机是增压的，解释如何识别潜在问题和处理紧急情况。A:如果飞机是增压的，解释识别潜在问题和处理紧急情况的方法。B:如果飞机上的气压增加，说明如何发现关键问题和处理紧急情况。C:如果飞机是充气的，说明如何发现重大问题和处理紧急情况。A与题干意思接近，选择A."

3204.TheSATCOMsystemsupplieshigherqualitydataandvoicemessagesignalsforpassengersandcrewoverlongerdistancesthanVHFandHFcommunicationsystems.A.ThequantityofdataandvoicemessagesuppliedtopassangersandcrewbyVHFandHFishigherthanthatbySATCOMoverlongerdistances.B.ThequalityofdataandvoicemessagesuppliedtopassangersandcrewbyVHFandHFislowerthanthatbySATCOMoverlongerdistances.C.ThequalityofdataandvoicemessagesuppliedtopassangersandcrewbyVHFandHFishigherthanthatbySATCOMoverlongerdistances.D.(第二版新增题）正确答案:B解析："题干：与甚高频和高频通信系统相比，卫星通信系统在更长的距离上为乘客和机组人员提供更高质量的数据和语音信息信号。A:通过甚高频和高频向乘客和机组人员提供的数据和语音信息的数量比卫星通信在更长的距离上提供的数量要高。B:通过甚高频和高频向乘客和机组人员提供的数据和语音信息的质量低于卫星通信在较长距离上的质量。C:通过甚高频和高频向乘客和机组人员提供的数据和语音信息的质量在较远距离上高于卫星通信。B表达了题干意思。"

3205.Whenyouusethehandmicphone,theREUwilldecreasethevolumetotheflightcompartmentspeaker.A.ThehandmicphonewilldecreasethevolumetotheflightcompartmentspeakerbytheREU.B.ThevolumeofREUinthecockpitwillbereducedwhenyouuseahandmicphone.C.ThevolumeofspeakerinthecockpitwillbereducedbyREUwhenyouuseahandmicphone.D.(第二版新增题）正确答案:A解析："题干：当使用手持麦克风时，REU会降低驾驶舱扬声器的音量。A:手持麦克风将通过REU降低驾驶舱扬声器的音量。B:ThevolumeofREUREU的音量，与题干不符，排除B.C:当使用手持麦克风时，驾驶舱内扬声器的音量会因REU而减小。A与题干意思更接近，选择A."

3206.Youmustturnontheserviceinterphoneswitchtooperatethesystemfromserviceinterphonejacks.A.Ifyouwanttooperatethesystematserviceinterphonejacks,theserviceinterphoneswitchmustbeturnedon.B.Ifyouwanttooperatethesystem,theserviceinterphoneswitchmustbeturnedonatserviceinterphonejacks.C.Theserviceinterphonesystemmustbeturnedontooperatethesystemswitchfromserviceinterphonejacks.D.(第二版新增题）正确答案:A解析："题干：必须打开内话开关才能从内话插孔操作系统。A:如果想在内话插孔操作系统，内话开关必须打开。B:如果想操作系统，必须打开内话插孔的内话开关。C:必须打开内话系统，才能从内话插孔操作系统开关。A与题干意思相符。"

3207.Theyawdampersystemkeepstheairplanestablearoundtheairplaneyaw(vertical)axistocommandruddermovementinproportiontoandoppositetotheairplaneyawmoment.A.Therudderwillbemovedinproportiontoandoppositetoyawconditionofaircrafttokeepitstablearoundverticalaxisbytheyawdampersystem.B.Therudderwillbemovedinunticlockwisetoyawconditionproportionallyofaircrafttokeepitstablearoundverticalaxisbytheyawdampersystem.C.Therudderwillbecommandedtomoveinoppositetoya