VNAV模式，APPR预位应在截获航图指定FAF点高度后，到达FAF点之前。VNAV mode, the APPR shall be armed after intercepting the navigation chart designated FAF altitude, before reaching the FAF.

判断正误：在地面或在飞行中，如果转速传感器信号失去，ECU 都将使 APU 停车。True or false: The ECU will shut down the APU if loss of speed sensor signals on the ground or in flight.

判断正误：在地面或在飞行中，如果APU 舱门不能在指令30秒内打开，ECU 都将使 APU 停车。True or false: The ECU will shut down the APU if APU door failed to open within 30 seconds of command on the ground or in flight.

判断正误：在地面或在飞行中，如果APU直流电源丢失，ECU 都将使 APU 停车。True or false: The ECU will shut down the APU if APU lost DC power on the ground or in flight.

判断正误：在地面或在飞行中，如果APU超速，ECU 都将使 APU 停车。True or false: The ECU will shut down the APU if APU overspeed on the ground or in flight.

如果APU 喘振活门关闭，APU操作高度须低于（）。If APU surge valve closed, APU operation altitude shall be below ( )

用于在驾驶舱外关闭APU的APU SHUT−OFF电门位于飞机哪个位置？Where is the APU SHUT−OFF switch located in the airplane to shut down APU from outside of cockpit?

用于在驾驶舱外关闭APU的APU Emergency Stop电门位于飞机哪个位置？Where is the APU Emergency Stop switch locatedin the airplane to shut down APU from outside of cockpit?

APU位于飞机的哪个位置？Where is APU located?

用于正常APU关车的控制包括：From normal APU shutdown, the controls which are used consist of...

APU控制系统确保优先提供：The APU control system ensures priority is given to: