判断正误：高温滑油在 APU 空气/滑油热交换器内，通过 APU 进气管路提供的部分空气进行冷却。True or False: Oil is cooled in the APU air/oil heat exchanger, with airflow provided by the APU intake duct.
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除非在仪表进近图上另有说明，请问标准复飞爬升梯度为百分之（ ）？
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EGPWS方式7在无线电高度（ ）英尺以内监控风切变情况。EGPWS Mode 7 monitors for windshear conditions between radio altitudes of （ ）feet.
A. 0-1000
B. 10-1500
C. 0-1500
D. 100-1500
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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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CRJ900飞机甚高频通讯1天线安装在什么位置？Where does the VHF1 antenna located？
A. 机身前顶部；the forward top of the fuselage
B. 机身前机腹；the forward belly of the fuselage
C. 机身后顶部；the backward top of the fuselage
D. 机身后机腹；the backward belly of the fuselage
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发动机反推装置是以什么方式驱动的：the engine thrust reversers are actuated:
A. 电气式 electrically
B. 液压式hydraulically
C. 机械式 mechanically
D. 气动式 pneumatically
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什么时候机场会报告RVR
A. 当能见度小于1500 米时
B. 当RVR 小于2000 米时
C. 当能见度小于2000 米时
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飞机有几个独立的氧气系统：The aircraft has — independent oxygen systems
A. 1.0
B. 2.0
C. 3.0
D. 4.0
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起飞和着陆的最大机场气压高度，最大操作高度是？Maximum airport pressure altitude for take-off and landing, and maximum operating altitude are?
A. 13,000 feet and 41,000 feet
B. 10,000 feet and 41,000 feet
C. 9,600 feet and 31,600 feet
D. 13,000 feet and 31,600 feet
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判断正误 True or False: 升降舵仅由2套液压系统提供动力。 Elevator is only powered by 2 hydraulic systems.
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