直升机专业英语

直升机工程英语
航空机电设备维修(直升机)专业
A109EHelicopter
Lesson1
TheA109EFulage
Fig1-1A109EHelicopter
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[1]TheA109Eisahigh-speed,high-performance(性能),multi-purpo(多用途)helicopterpoweredbytwoengines,with:
—Four-bladed(桨叶),fullyarticulated(全铰接式)mainrotor
—Titanium(钛)/composite(复合材料)mainrotorheadwithelastomericbearings(橡胶轴)
—Two-bladedtailrotor(双叶尾桨)
—Retractabletricycle-typelandinggear(三轮车伸缩式起落架).
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[2]Thehelicopterisdesignedtofulfillmanyroles,whichincludetransportofpersonnel,equipmentandcargo.Itmayalsobeudforaerialsupplyandrescueoperations(空中作业和救援).Optionalequipmentmaybefittedforspecificmissions(ambulanceduties,transportofexternalloads,etc).
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[3]Theairframeconsistsoftwomajorasmblies:theforwardfulageandtheaftfulage(tailboom).Theforwardfulagecompristhenoction,thecabinandtherearction(机头部分,座舱和车尾部分).
[4]Thenoctionincludesanuppercompartment{仓}fortheelectricandelectronicequipment,andalowercompartmentwhichaccommodatesthehydraulicsystemaccumulators液压系统蓄能器,thenolandinggearandotherhydrauliccomponents前起落架液压元件及其他.
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[5]Thecabinincludesthecrew(机组)compartment(cockpit)andthepasnger(乘客)compartment.Ahingeddoor,onbothsidesofthecabin,permitsdirectaccesstothecockpit,andalargehingeddoorislocatedonbothsidesofthecabinforaccesstothepasngercompartment.Seatingisprovidedforthepilot(rightside)andapasnger(orcopilot)inthecockpit,andsixpasngersintherelevantcompartment.
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[6]Therearctionaccommodates可容纳thefueltanks,themainlandinggearcompartments,thebaggagecompartmentandtheelectricandelectronicequipmentcompartments.
[7]Theupperdeck,locatedaboveandaftofthecabinarea,accommodatesthehydraulicsystemrervoirsandfiltergroups,themaintransmission,themaintransmissionandengineoilcoolers冷却andtherelevantfans,andtheengines.Theupperdeckinclodbyremovablefairingsandcowlings上层是封闭的可移动整流罩和整流罩.