【单选题】
关于机组氧气瓶压力检查说法最正确的是：___
A. 在飞机通电的情况下，可通过氧气瓶上的直读表检查；
B. 无需通电，但必须在打开人工隔离valve的情况下，可直接在氧气瓶上的直读表检查；
C. 可直接在氧气瓶上的直读表检查；
D.
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答案
C
解析
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相关试题
【单选题】
关于机组氧气系统组成说法正确的是：___
A. 由一个固定压力的高压氧气瓶构成
B. 由一个高压的便携式氧气瓶构成
C. 由一个固定式氧气瓶、若干个氧气面罩以及一个PBE构成
D.
【单选题】
旅客氧气系统自动工作方式中，高度压力电门触发的门限是多少？___
A. 13500＋0/-500ft
B. 14000＋0/-500ft
C. 14500＋0/-500ft
D.
【单选题】
我司机组氧气系统勤务标准是：___
A. 在参考温度对应放行压力的基础上再加100psi进行勤务，但不超过充氧限制表中的最高压力值；
B. 在参考温度对应放行压力进行勤务，但不超过充氧限制表中的最高压力值；
C. 在参考温度对应放行压力的基础上再加50psi进行勤务，但不超过充氧限制表中的最高压力值；
D.
【单选题】
APU供气时,交输valve选择器放在自动位,当右大翼气源管道发生渗漏,则以下那种说法不对？___
A. A.左发引气valve关闭
B. B.右发引气valve关闭
C. C.交输引气valve自动关闭
D. D.APU引气valve自动关闭
【单选题】
哪一项不是TLT(温度限制恒温器)的功能___
A. A.反流抑制
B. B.对发动机引气有温度限制功能
C. C.对发动机引气有电气关断功能
D. D.对HPV(高压valve)的控制关断
【单选题】
对大翼前缘,吊架,短舱进行环境保护（ENVIRONMENTPROTECTION）的目的是什么:___
A. A.冷却热的部件
B. B.防止过大压力
C. C.减小飞行阻力
D. D.加热冷的部件
【单选题】
下列说法正确的是：___
A. A.安全valve有两个，一个防止正压超压，另一个防止反压超压。
B. B.后货舱门打开时，加温系统照常工作。
C. C.客舱高度达到15000英尺时，外流valve完全关闭。
D. D.在地面，电子舱通风系统只能是开路构型。
【单选题】
以下关于HPV的说法错误的是:___
A. A.HPV(高压valve)关闭时,IPC(中压单向valve)打开
B. B.HPV(高压valve)打开时,IPC(中压单向valve)关闭
C. C.PRV(压力调节valve)关闭时,HPV(高压valve)关闭
D. D.PRV(压力调节valve)打开时,HPV(高压valve)打开
【单选题】
以下关于发动机引气说法不正确的是：___
A. A.FAV(风扇空气valve)在发动机停车时处于关闭位
B. B.OPV(超压valve)在发动机停车时处于打开位
C. C.BMC1(引气监控计算机1号)失效,BMC2能完全接替其所有工作
D. D.BMC1和BMC2可以互换
【单选题】
正常情况下,当APU引气valve打开,交输引气valve选择器在自动位,则___
A. A.左发引气valve关闭;交输引气valve关闭
B. B.左发引气valve打开;交输引气valve打开
C. C.右发引气valve关闭;交输引气valve打开
D. D.右发引气valve打开;交输引气valve关闭
【单选题】
当发动机和APU工作，且APU引气valve选择在ON位时，正确的陈述为：___
A. A发动机引气valve关，交输引气valve关，APU引气valve开
B. B发动机引气valve开，交输引气valve开，APU引气valve关
C. C发动机引气valve关，交输引气valve开，APU引气valve开
D. D发动机引气valve开，交输引气valve关，APU引气valve开
【单选题】
高压空气由谁提供：___
A. A发动机1和/或发动机2引气系统，APU负载压气机，高压地面接头
B. B发动机1和/或发动机2引气系统
C. C发动机1和/或发动机2引气系统或APU负载压气机
D.
【单选题】
WiththeXBLEEDselectoratAUTOandairsuppliedbyengine1ONLY,theXBLEEDvalve:___
A. A.Isautomaticallycontrolledtoopen
B. B.Doesnotreceiveanyorder
C. C.Iscontrolledtoclose
D.
【单选题】
HowdoestheAPUBleedvalveoperate?___
A. A.Hydraulicly
B. B.Fueloperated
C. C.Electrically
D. D.Pneumatically
【单选题】
WhatisthepurposeofengineIP/HPswitching?___
A. A.Toregulatetheoutputpressure,dependingonFAVposition
B. B.Tokeepairbleedatasufficientpressureatlowenginespeed
C. C.Toregulatetheoutputtemperature,dependingontheconfigurationofusers
D.
【单选题】
WhatisthepurposeoftheTemperatureControlThermostat?___
A. A.TosendapneumaticsignaltocontroltheFAV
B. B.TosendapneumaticsignaltotheOPVincaseofoverpressure
C. C.TosendapneumaticsignaltocontrolthePRV
D. D.TosendapneumaticsignaltocontroltheHPV
【单选题】
332.(A320)是什么装置保证吊架area压力能快速释放掉？___
A. A.是吊架接近面板上的通气口
B. B.是吊架的压力释放接近门
C. C.是吊架接近面板的安装接缝
D. D.是安装在吊架接近门上的通气valve
【单选题】
333.(A320)为了给右发开车提供外部气源，以下哪个电门的状态是必须的：___
A. A.气源交输引气自动
B. B.气源交输引气开
C. C.发动机引气开关关
D. D.APU引气开关关
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( ) 26. Where does the writer of "The little Prince" come from?
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( ) 32. What may be the proper Chinese for the underlined part in the passage？
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( ) 37.The greatest river for navigation is ___________.
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