民用航空器权利登记的内容：
①所有权 ②购买占有权 ③三个月以上租赁占有权 ④抵押权

所需目视参考(required visual reference): 飞行员应该看到 目视助航设施的一部分或进近区的一部分，并有充分时间让飞行员评 估航空器相对于预定飞行航径的位置和位置变化率。在盘旋进近中， 所需的目视参考是跑道周围的物体。Required visual reference: The pilot should see part of the visual navigation aids or part of the approach area, and have sufficient time for the pilot to evaluate the position and position change rate of the aircraft relative to the predetermined flight path. In circling approach, the required visual references are the objects around the runway.

应急灯光系统如何激活？How is the emergency lighting system activated?

A. 驾驶舱EMER LTS电门选到ON。Flight compartment EMER LTS switch is selected ON

B. 客舱乘务面板EMER LTS 电门选到ON。Cabin Attendants panel EMER LTS switch is selected ON

C. 当EMER LTS 电门在ARMED位且AC或DC ESS电源失效。When the EMER LTS switch is ARMED and AC or DC ESS power has failed

D. 以上全部 All of the above

雷雨云砧的主要成分是：( )。

A. 冰晶

B. 水气

C. 水滴

在多少高度的高原机场起飞和着陆前，飞行人员必须使用氧气

A. 海拔2500 米以上；

B. 海拔3000 米以上；

C. 海拔3600 米以上

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

FLUTTER DAMP FAIL 状态信息 (白色)含义是？

A. 防滞阻尼失效

B. 偏航阻尼失效

C. 颤振阻尼失效

D. 震动保护失效

货舱，电子设备舱和后设备舱门都在舱门简图页上显示The cargo bay,avionics and the aft equipment bay doors are all presented on the DOORS synoptic page

货舱灭火控制位于：Cargo bay fire extinguisher controls are located on the:

A. 遮光板和火警探测/灭火监控面板glareshield and FIRE DETECTION/FIREX MONITOR panel

B. 货舱灭火面板和遮光板 GARGO FIREX panel and glareshield

C. 货舱灭火面板 CARGO FIREX panel

D. 遮光板 glareshield

马赫配平会自动断开当：Mach trim will automatically disengaged when:

A. 只有一个安定面配平通道接通。only one stab trim channel is engaged

B. 2个安定面配平通道同时断开。Both stab trim channels are disconnected

C. 当空速增长至超过马赫0.4。When airspeed increase greater than mach 0.4

D. 当水平安定面在高频率下移动。When movement of the horizontal stabilizer is required at high rate of movement

微下击暴流(Microburst)也有可能伴随着雷雨，其直径通常为( )海里或更小。它是猛烈的、短暂的低气压柱，可在离地面( )米的高度内产生，有时超过60海里的水平方向风，一般持续1到15 分钟。

A. 2；30

B. 3；50

C. 2；50