"Towing and Taxiing" shall include equipment and materials required such as towing vehicles, tow bars, towing cables, etc..

A. 逐步打开充电装置上的堵盖。

B. 逐渐打开充电装置上的旋塞。

C. 逐步打开充电单元上的开关。

A. 调整加速度计的精度。

B. 准确调整陀螺仪。

C. 调整罗盘的精度。

A. 对2号引擎进行排故。

B. 对2号发动机进行大修。

C. 对2号发动机进行校验。

A. 要使刹车系统引气，请通过手泵手柄的整个行程来操作。

B. 要给刹车系统引气，操作手泵手柄通过系统的全部行程。

C. 全行程操作手泵手柄以给刹车系统引气。

A. Turn ADF 1 to unknown frequency.

B. Tune ADF 1 to a known frequency.

C. Tune VOR 1 to a known channel.

A. The engine power control system manages and controls the main fuel control or synchronizer, which is inclusive of controls to the propeller modulator on a turboprop engine.

B. The engine power control system furnishes a means of controlling the main fuel control or coordinator, which includes controls to the propeller regulator on turbo-prop engines.

C. The engine power control system regulates and controls the main oil, coordinator and propeller regulator of a turboprop engine.

A. When simulating altitude, make sure you have alternate ATC transponders in active mode.

B. Make sure that the ATC transponders are in standby mode when you simulate altitude.

C. It is optional to keep the ATC transponders in ready mode during altitude simulation.

A. 刮痕的最大长度为5英寸。

B. 裂缝的最大长度为5英寸。

C. 刮痕的最大长度为5英尺。

A. 更换零件的话，要持续处于低气压状态。

B. 如果持续处于低气压状态，就需要维修零件。

C. 如果低压状态持续，则更换组件。

A. 确保维修飞机时不要撞到勤务箱。

B. 确保勤务车不要撞到飞机。

C. 确保勤务柜不要放在飞机的旁边。