发电机1和2产生的交流电由什么控制：AC power generation from generator 1 and generator 2 are controlled by:

判断正误True or False: HYD 3 LO PRESS (3号液压系统低压) 琥珀色警戒信息指示3号液压系统压力<1800psi。HYD 3 LO PRESS caution (amber) indicates that hydraulic system 3 pressure is<1800 psi.

在飞行时无意中进入了积雨云，会出现下列何种现象

A. "连绵的小雨，能见度较差，轻到中度颠簸，冬季积冰严重

B. 能见度极差，飞机颠簸强烈，积冰严重，有雷电袭击和干扰

C. 阵性降水，轻到中度积冰，云中飞行平稳"

下述何种情况说明飞机从一种气团进入了另一种气团＿＿

A. 飞过山区时碰上了扰动气流

B. 穿过了高空急流

C. 在短时间内温度和风向都有明显变化

判断正误：True or False:当预位应急照明时，一旦失去重要电源，应急灯光系统自动亮。When armed, the emergency lights will come on automatically if essential electrical power is lost.

重力加油口在飞机____机翼上表面。The OVERWING GRAVITY FUEL FILLER is located on the top of the ____wing.

A. 左侧；left

B. 右侧；right

C. 左侧和右侧；left and right

VOR/DME进近程序的最低标准为MDA 200M/660FT VIS1200，未公布RVR标准。当前气象实况为RVR1300/VIS1100。是否可以进近？

A. 不能进近，因为同时获得RVR和VIS值时，以低的值为准

B. 可以进近，因为同时获得RVR和VIS值时，以RVR为准

选出发动机同步必需的所有条件Select all conditions necessary for engine synchronization.

A. 油门杆在卡位位置 thrust levers in a detented position

B. 减推力 flex power

C. 油门杆在巡航推力范围内 thrust lever in cruise range

D. 防冰系统选择关闭anti-ice systems selected off

E. 发动机同步开关选择到N1或N2 ENGINES SYNCH switch to N1 or N2

F. 自动推力储备系统预位 automatic power reserve system armed

（案例分析）某航班在上客快结束时EFB收到舱单后一直无法签收，机长认为是机场信号接收问题，移动位置可能好一点,为保障航班正常，申请正常推出后尝试签收。飞机滑出上跑道后机长电话告知AOC电子舱单无法签收，航班滑回，你认为机长的决策是否正确？(Case analysis) A flight crew received loadsheet on EFB when the passenger boarding were to be completed soon, but it could not be signed, the captain thought the problem resulted from signal receiving, it could be improved by moving the aircraft to another place. For guaranteeing flight nomality, the flight crew requested a normal push-back and then had another try on signing. After the aircraft taxied out and entered runway, the captain informed the AOC by phone that the electronic loadsheed could not be signed, and the plane would taxi back. Do you think the captain＇s decision was correct and why?

我们可通过哪些控制组件设置有效应答机号？With which controls can we set an active transponder code?

A. RTU和FMS CDU。RTU and FMS CDU

B. 备用控制组件和ATC SEL旋钮 Standby control unit and ATC SEL knob

C. 仅FMS。 FMS only

D. 仅RTU。 RTU only

当实施CDFA技术进近过程中，通过SDF点时，需要：

A. 核实飞机是否通过SDF点的正上方

B. 核实飞机速度是否符合SDF点的要求

C. 核实飞机高度是否低于SDF点的限制高度