在 APU 起动和运行过程中，同时需要 APU 电瓶和主电瓶工作。它们的最低电压是 _____ 伏直流电。Both the APU and main battery are required to start and operate the APU. The minimum battery voltage for both is _____ volts DC.

执行标准目视进近时，不低于400英尺AGL 之前，“AP 关断，FD 关断”。When performing a standard visual approach, “Disengage AP off, and turn FD off” not below 400 feet AGL.

执行目视盘旋进近时，整个机动飞行过程中，不得超出目视盘旋进近的障碍物保护区。No obstacle protection area shall be exceeded during the entire maneuvering flight in the visual circling approach

当在结冰条件下或结冰探测系统显示ICE（结冰）信号时，发动机整流罩防冰系统必须在ON 位。The engine cowl anti-ice system must be on when in icing conditions or when ICE is annunciated by the ice detection system.

如果对飞机能否安全着陆有怀疑，或在目视盘旋的同时失去了目视参考物，则应执行复飞程序。If there is a doubt as to whether the aircraft can land safely, or if visual reference is lost while visually circling, a missed approach procedure should be performed.

着陆前PF发口令：打铃，放轮，襟翼30。PM的动作有哪些？ Before landing the PF commands: "Ring, gear down, flaps 30”. What actions should the PM do?

稳定进近包含哪些要素？What elements does a stable approach include?

执行目视盘旋进近时，当目视盘旋到达MDA（最低下降高度）高度截获时，调定（ ）。When performing a visual circling, upon reaching the MDA (minimum descent altitude) and the altitude being captured, set the ( ).

执行盘旋进近时，在（ ）点前起落架放下，襟翼 30°。When performing a circling approach, the landing gear shall be extended and flaps shall be set to 30°prior to the ( ).

正常情况下，起落航线高度为 ( ) 米。Under normal circumstances, the altitude of the traffic pattern is ( ) meters.

执行标准目视进近，完成着陆前检查单，自动驾驶不得低于（）尺脱开。To implement a standard visual approach, complete the before-landing checklist, and autopilot must be disengaged not less than ( ) feet.