《航空工程英语》课件-第六章

Structure航空工程英语AMEnglish/6-1StructureSome

airplanestructureandpartsarecompositematerials.Thesearesomeadvantages

ofcompositematerials:highstrength,corrosionresistant,increasedfatiguelifeandlightweight.复合材料飞机结构高强度耐腐蚀疲劳寿命轻质化优势advantages优势、优点disadvantages缺点、劣势fatigue疲劳=verytiredStructureTheentrydoorsareontheleftsideoftheairplane.Thegalleyservicedoorsareontherightsideoftheairplane.Theemergencyexitdoorsareabovethewingsonbothsidesoftheairplane.登机门左侧厨房勤务门应急逃生门en\

in“向内”enclose包围include包括StructureThecargodoorsareontherightsideoftheairplane.Themiscellaneousaccessdoorsarenearthesystemstheyserve.货舱门杂项接近门服务StructureThedoorsealsdothesethings:stopairleaks(pressureseals),stoplighttransmission(lightseals),reducenoisetransmission(acousticseals),reducethermaltransmission(thermalseals)andimproveaerodynamicsmoothness(aeroseals).密封阻止气体泄露压力密封光线透射光线密封减少噪音传递声学密封热量传递热密封空气动力平滑度空气密封StructureYoucanopenandclosethedoorfromtheinteriororexterioroftheairplane.Youoperatethedoormanually.Unlatchthedoorwiththecontrolhandle.Thehandlemechanismisbetweentheinteriorandexteriorcontrolhandles.打开关闭内部外部操作手动解锁控制手柄机构StructureThecargocompartmentdoorsareontherightsideofthefuselage.Thedoorsaresimilarinshape,design,andoperation,buttheyareslightlydifferentinsize.Theforcesrequiredtooperatethecargocompartmentdoorarenotgreat.slight轻微的slightly稍微地（飞机）机身设计操作稍微力、力量货舱相似尺寸，大小StructureIfacargocompartmentdoorisdifficulttooperate,thedoormaybejammed

byloosecargoortheremaybeamalfunctionofadoorcomponent.故障散装货物，摆放不当的货物卡住组件Malfunction功能坏的、负面的Malfunction

故障Structure航空工程英语AMEnglish/6-2StructureThehydraulic

brake

accumulator

accessdoorisaftoftherightmainlandinggear

wheelwell.Itgivesaccesstothehydraulicbrakeaccumulatorandthestandbyhydraulicpump

components.液压Accessto访问Accessible可以访问的、可用的刹车储压器接近门主起落架轮舱备用泵组件访问，进入StructureThestructureofforwardequipmentcompartmentaccessdoorisanaluminumcasting.Acontinuous

sealaroundthedoorpreventslossofcabinpressure.Pressureloadstransmitfromthedoortothedoorframebystoppinsandpads.Al铝元素aluminum铝制的、铝材结构前设备舱铝铸件连续密封客舱传递框架销钉垫块前面的、向前的middle中间的rear后面的、尾部forwardStructureThefuselageisasemi-monocoquestructure.Mostofmaterialinthefuselageisaluminum.Theseauxiliarystructuresattachtothefuselage:noseradome,wing-to-bodyfairingandtail

cone.auxiliarypower单元、装置辅助的unit辅助的APU机身半硬壳式结构辅助机头雷达罩整流罩尾椎StructureThesedimensionsgivelocationsonthefuselage.Thescaleforeachdimensionisinches:Stationline,BodybuttocklineandWaterline.Thebodystationline(STA)isahorizontaldimension.Itstartsatstationlinezero.Youmeasurethebodystationlinefromaverticalreferenceplanethatisforwardoftheairplane.尺寸站位线标度机身纵剖线水线水平尺寸垂直参考面Structure（一）机身纵向站位01.机身站位线：BSTA(BodyStationline)BSTA00BSTA90inchBSTA0CL向前BBL0BBL0LRCLRBBLLBBLStructure（二）机身横向站位01.机身站位线：BBL(Bodybuttockline)Structure（三）机身垂直站位01.机身站位线：BWL(Bodywaterline)BWL0向前BWL0StructureThenoseradomeisanaerodynamic

fairingonthefrontofthefuselage.Mostof