下面哪两种云预示着不稳定大气

A. 转速传感器Speed sensor

B. 滑油泵和润滑组件Oil pump and lubrication module

C. 燃油控制组件和高压燃油泵Fuel control unit and high-pressure fuel pump

D. 以上全部All of above

A. 10 小时

B. 12 小时

C. 14 小时

A. 提供临时的维修程序

B. 阐述航空人员的权限

C. 提供建议的维护程序

D. 排除不安全因素

A. 50 米；

B. 100 米；

C. 150 米

A. AP/SP DISC 按钮被选择和自动驾驶接通。AP/SP DISC pushbutton is selected and autopilot is engaged

B. 单个安定面配平通道失效和空速超过马赫0.4。A single stabilizer trim channel has failed and airspeed is greater than mach 0.4

C. 空速超过230节和襟翼选到8度。Airspeed is greater than 230 KIAS and flaps are selected to 8

D. 马赫配平电门被选择和手动操纵飞机空速超过马赫0.4 。MACH TRIM switchlight is selected and aircraft is hand flown at airspeed greater than Mach 0.4

A. 聚集层的温度在冰点或低于冰点，并有小水滴落下

B. 聚集层的温度低于周围空气的露点，且露点温度低于冰点

C. 聚积层有露水，且温度低于冰点

A. 高温滑油high temperature oil

B. 电加热器electric fuel heater

C. 不需要加热 not heated

D. 来自发动机的高温空气high temperature bleed air from the engines

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

A. 四个销子：3 个起落架销、1 个ADG 插销 4 pins：3 landing gear pins and 1 ADG safety pin

B. 空速管套（3 个空速管套子） pitot tube caps（3 pitot sleeves）

C. 以上全部 All of the above