判断正误True or False: 当升降舵的一个液压动力控制组件发生卡阻时, 卡阻融性机制确保失效的PCU 被剩下的2个可操纵的液压PCU操控。When a single hydraulic power control unit (PCU) for an elevator is jammed, the jam tolerant mechanism ensures that the failed PCU is overpowered by the remaining two operable hydraulic PCUs.
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以先启动左发为例，简述燃油供油单向活门测试程序及注意事项。Brief introduction fuel feed check valve test procedure and CAUTIONS (Take first start left engine as example)
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大坡度转弯练习的注意事项What are the caution items for steep turn practices?
A. 练习中注意坡度不要过大或过小During exercise, the bank cannot be too big or too small;
B. 注意配平的使用技巧；Take care of the technique while using trim
C. PM应及时报出速度、高度、下降率、俯仰和坡度等相
关参数；PM shall report speed, altitude, vertical speed, pitch and
bank etc. in time;
D. 监控飞行员调航向游标增加或减少180°（至少180°为一
次练习）。PM shall adjust heading bug to increase or decrease 180°
（for one exercise, at least 180°）.
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AC BUS 1(2)供电源的优先顺序是：AC BUS 1(2) power source priorities are:
A. 当侧发电机，对侧发电机，APU发电机，地面电源。On side generator, off side generator, APU generator, ground power.
B. 当侧发电机，APU发电机，对侧发电机，地面电源。On side generator, APU generator, off side generator, ground power.
C. 当侧发电机，对侧发电机，地面电源，APU。On side generator, off side generator, ground power, APU.
D. 当侧发电机，APU发电机，对侧发电机，ADG，地面电源。On side generator, APU generator, off side generator, ADG, ground power
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民用航空适航管理是对哪几个环节进行管理：
A. 设计、制造
B. 使用和维修
C. 设计、制造、使用和维修
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L或R FUEL LO PRESS 警戒信息（黄色）表示L or R FUEL LO PRESS caution (amber)
A. 表示相对应的发动机的燃油关断活门没有在正确的位置Indicates that respective engine fuel shut−off valve is not in commanded position.
B. 表示相对应的发动机的燃油关断活门打开并且探测到发动机失火Indicates that respective engine fuel shut−off valve is open and an engine fire is detected.
C. 表示相对应的发动机的燃油关断活门关闭并且没有探测到发动机失火Indicates that respective engine fuel shut−off valve is closed and no engine fire is detected.
D. 表示相对应的发动机出现低燃油压力Indicates that a low fuel pressure condition exists at the respective engine inlet.
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以下不属于驾驶舱应急设备的是（）？Which of the followings is not emergency equipment in cockpit?
A. 手提式氧气瓶 Portable oxygen bottle
B. 手提式灭火瓶 Portable fire extinguisher
C. 卫生防疫包
sanitary and antiepidemic package
D. PBE
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单发失效过程中，油门杆在爬升卡位，应急推力设置为：During a single engine failure, with thrust levers in CLIMB detents, the emergency thrust setting is:
A. 减推力flex power
B. 最大连续推力（MCT）maximum continuous thrust(MCT)
C. 最大推力MAX POWER
D. 进近推力APR power
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判断正误True or False: 如果刹车管路出现泄漏，相应的液压保险装置将关闭液压管路，防止整个系统的液压油漏失。If a leak occurs in a brake line, the associated hydraulic fuse will close off the hydraulic line, preventing loss of the entire system fluid.
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飞行中，如果所有的发电机失效且ADG不工作，仅有电瓶电源，飞机将在大约（ ）分钟后断电。In flight, if all generators fail and the ADG is inoperative, only battery power available, aircraft will lose electricity supply approximately ( ) min later.
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