【单选题】
(B737ng)以下什么条件满足时，可以使得PRSOV关断？___
A. 将发动机引气电门放到OFF位
B. 将发动机灭火电门放在预位位时
C. 起动发动机时
D. 以上都可以
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答案
D
解析
暂无解析
相关试题
【单选题】
(B737ng)引起发动机引气“BLEED TRIP OFF”灯亮的条件是：___
A. 气源系统过压，过压电门感受压力大于220psi
B. 气源系统超温，超温电门感受温度大于450F
C. 气源系统压力大于170psi或者超温电门感受温度要大于490F
D. 气源系统过压电门感受压力大于220psi（或180psi）或者超温电门感受温度大于490F
【单选题】
(B737ng)引气跳开后，如何使得引气恢复正常？___
A. 超压或超温都消失后自动恢复
B. 按压ACAU上复位电门
C. 超压或超温都消失后按压空调控制面板上的TRIP RESET开关恢复
D. A&B
【单选题】
(B737ng)预冷器控制活门由什么部件控制？___
A. 预冷器控制活门传感器和大翼防冰电磁活门共同控制.
B. 预冷器控制活门传感器和HPSOV共同控制.
C. 预冷器控制活门传感器和引气隔离活门共同控制.
D. 预冷器控制活门传感器和PRSOV共同控制.
【单选题】
(B737ng)预冷器控制活门在不工作（发动机停车）的情况下是什么状态：___
A. 弹簧加载在关位
B. 工作时什么位置，就是什么位置
C. 弹簧加载在开位
D. 活门在半开位
【单选题】
(B737ng)在发动机在起动过程中，PRSOV如何工作：___
A. 由关闭位朝打开位移动
B. 处于打开与关闭之间的某一位置
C. 处于关闭位置
D. 由打开位置关闭位移动
【单选题】
(B737ng)在空中，发动机引气电门在“ON”位、空调组件电门在“AUTO”位、隔离活门在“AUTO”位，如果左发引气活门因过热关闭，则隔离活门处于___
A. CLOSE
B. OPEN
C. 不确定
D. 转换中
【单选题】
(B737ng)在下列哪种情况下,P5面板上的“双引气”灯亮,是允许的___
A. 发动机在地面起动期间
B. 发动机在起动完成以后
C. 发动机不工作时
D. APU和发动机都正常工作
【单选题】
(B737ng)组件活门(流量控制活门)调节控制 ___
A. A． APU气流
B. B． 地面气源流量
C. C． 流向空调组件的引气流量
D. D． 流向外流活门的气流量
【单选题】
(B737ng)对氧气系统的描述正确的是: ___
A. A. 机组氧气系统是不可调节氧气浓度的
B. B. 机组氧气系统是一个按需要使用并可调节浓度的系统
C. C. 旅客氧气产生器可以多次使用
D. D. 旅客氧气系统是由应舱高度或旅客自己控制的.
【单选题】
(B737ng)关于737NG的遥控充氧面板说法正确的是：___
A. 前外机身下部的专用充氧盖板
B. 前外机身左部的专用充氧盖板
C. 前外机身右部的专用充氧盖板
D. 主电子舱内门附近
【单选题】
(B737ng)旅客氧气是在什么时候作动产生的：___
A. 将氧气面罩向下拉使发生器作动销被发出时
B. 在需要时通过面罩呼吸
C. 作动自动或人工释放门时
D. 氧气面罩从旅客服务组件掉下时
【单选题】
(B737ng)737NG的遥控充氧面板在哪___
A. 前外机身下部的专用充氧盖板
B. 前外机身左部的专用充氧盖板
C. 前外机身右部的专用充氧盖板
D. 主电子舱内门附近
【单选题】
(B737ng)关于机组氧气面罩的说法正确的是___
A. 可以选择供应稀释氧气
B. 可以选择供应纯氧
C. 持续供应稀释的氧气或纯氧
D. 氧气面罩的束带要先充气才方便带上
【单选题】
(B737ng)旅客氧气的发生是在___
A. A. 作动自动或人工释放门时
B. B. 氧气面罩从旅客服务组件掉下时
C. C. 将氧气面罩向下拉使发生器作动销被发出时
D. D. 在需要时通过面罩呼吸
【单选题】
(B737ng)旅客氧气发生：___
A. A. 可按压P5板上的复位电门来停止
B. B. 一但起动就不能停止
C. C. 可用拔氧气系统跳开关来停止
D. D. 可用放回氧气面罩于贮藏盒中来停止
【单选题】
(B737ng)在哪里可以观察机组氧气瓶压力：___
A. P2板机组氧气压力表
B. P5板机组氧气压力表
C. 从驾驶舱内氧气瓶上直接读出
D. 从前电子舱内氧气瓶上直接读出
【单选题】
(B737ng)对氧气系统的描述正确的是: ___
A. 旅客氧气产生器可以多次使用
B. 旅客氧气系统是由应舱高度或旅客自己控制的.
C. 机组氧气系统是不可调节氧气浓度的
D. 机组氧气系统是一个按需要使用并可调节浓度的系统
【单选题】
(B737ng)关于737NG旅客氧气高度电门说法正确的是___
A. 装在电子舱的J23盒内，客舱高度大于14000FT时自动放氧气面罩
B. 装在电子舱的E3架上部，客舱高度大于14000FT时自动放氧气面罩
C. 装在电子舱的J23盒内，客舱高度大于10000FT时自动放氧气面罩
D. 装在电子舱的E3架上部，客舱高度大于10000FT时自动放氧气面罩
【单选题】
(B737ng)关于737NG旅客氧气高度电门说法正确的是___
A. 装在电子舱的E3架上部，客舱高度大于14000FT时自动放氧气面罩
B. 装在电子舱的J23盒内，客舱高度大于10000FT时自动放氧气面罩
C. 装在电子舱的E3架上部，客舱高度大于10000FT时自动放氧气面罩
D. 装在电子舱的J23盒内，客舱高度大于14000FT时自动放氧气面罩
【单选题】
(B737ng)旅客氧气发生：___
A. 可用拔氧气系统跳开关来停止
B. 可用放回氧气面罩于贮藏盒中来停止
C. 可按压P5板上的复位电门来停止
D. 一但起动就不能停止
【单选题】
(B737ng)起动旅客氧气系统后，如何使旅客氧气接通灯熄灭？___
A. 热电瓶汇流条断电
B. 以直流1号电瓶汇流条断电
C. 氧气压力下降时灯会熄
D. 飞机下降到14000英尺以下，灯才会熄
【单选题】
(B737ng)氧气系统的释压活门什么时候工作：___
A. 当氧气瓶内压力达到2500PSI时打开将氧气排放至货舱
B. 当减压阀下游压力达到100PSI时打开将氧气排放至机外.
C. 当氧气瓶内压力达到25OOPSI时开始打开将氧气排放至机外
D. 当减压阀下游压力达到1OOPSI时开始打开,将氧气排放至货舱.
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