50.MAKE SURE THAT THE FLUID INDICATOR LIGHT [ ] ( )

A. 　这些 FAA 适航指令提供了关于持续适航要求的具体信息,用于所有者/运营人。

B. 　这些 FAA 咨询通告为制造商和所有者/运营人提供了关于持续适航要求的具体信息。

C. 　这些 FAA 咨询通告提供了关于初始适航要求的具体信息,用于所有者/运营人。

A. 　If the emergency ram air inlet remains blocked, the ratchet mechanism separates the jack bolt from the mechanical drive chain.

B. 　A clutch mechanism disengages the jack screw from the gear-train if the emergency ram-air inlet becomes accidentally blocked.

C. 　In the event of an accidental rupture of the emergency ram air inlet, the gear mechanism separates the jack bolt from the mechanical drive chain.

A. 　Servo tab is connected on the trailing edge of primary flight control surface, moving in the opposite direction to that of primary control surface.

B. 　Servo tab is a small movable tab built into the trailing edge of an aircraft primary control surface, which is actuated by the cockpit control,moving in the same direction as that of the primary surface moving.

C. 　Servo tab is a small movable tab built into the trailing edge of an aircraft primary control surface. It moves as the primary flight control surface’s moving and not controlled by the cockpit.

A. 　此章节包括了激励、传感、计算、增益、控制、作动和警告装置

B. 　此章节包括了接通、感应、计算、放大、控制、作动和警告装置

C. 　此章节包括了齿合、感受、计算、放大、控制、作动和警告装置

A. 　Dust can contaminate all areas.

B. 　Dusts are contamination of all filters.

C. 　Dust Can cause contamination on all filters.

A. 　备用交流汇流条从左转换汇流条获得电源,但当如下情况发生任一条件时,变换到静变流机:左转换汇流条没有 电:电瓶电门接通;备用电源电门在自动位。

B. 　备用交流汇流条从左转换汇流条获得电源,但当如下情况都发生时,变换到静变流机:左转换汇流条没有电:电 瓶电门接通;应急电源电门在自动位。

C. 　备用交流汇流条从左转换汇流条获得电源,但当如下情况都发生时,变换到静变流机:左转换汇流条没有电:电瓶电门接通;备用电源电门在自动位。

A. 　If you change this repair procedure, get approval of the Design Authority.

B. 　Any alteration to this repair procedure must get verbal approval of the Design Authority.

C. 　The Design Authority is responsible for approving and changing the repair procedure.

A. 　The APU is designed to generate and supply one or some of the following power: auxiliary electric , hydraulic ,
pneumatic or other power.

B. 　The purpose of the APU is to produce and distribute one or more auxiliary electric, hydraulic, pneumatic or other power.

C. 　Auxiliary electric, hydraulic, pneumatic or other power can be generated and supplied by one or several APUs.

A. 　It＇s not easy to install more than two washers for each bolt.

B. 　It is forbidden to install more than two washers for each bolt.

C. 　Installing one washer for each bolt is forbidden.

A. 　允许那些系统被分解成子系统的第三部门。

B. 　那些允许系统分为子系统的第三级部门。

C. 　允许一个系统被分解成子系统的第三部门。