3342. 按此顺序紧固螺栓是标准程序。

A. Advisory circular must always be carried out on aircraft.

B. Advisory circular is the procedure that must be used when performing maintenance on an

C. FAA provides advisory circular which is not always carried out on aircraft.

A. Use a minimum of 20 words in each sentence.

B. Use a maximum of 20 words in each sentence.

C. Use more than 20 words in each sentence.

A. 安装一个间隔装置在两个垫圈之间

B. 安装一个垫圈在两个垫片之间

C. 安装一个垫片在两个垫圈之间

A. 通过起落架的临近电门传感器可以观测飞机外部情况

B. 起落架的位置通过视频监视器监控

C. 起落架的位置通过临近电门传感器监控

A. 每个乘客的座位上的客舱娱乐系统可以传输音频和图像,也可以被连接到乘客系统的喇叭上。

B. 视频娱乐的图像部分被传送到图像娱乐系统所选频道上的每个乘客的座位上,也可以被连接到乘客系统的扬声器上。

C. 视频娱乐的音频部分被传送到音频娱乐系统中所选频道上的每个乘客的座位上,也可以被连接到乘客系统的扬声器上。

A. Select the hydraulic system which you will apply pressure.

B. Pressurize the selected hydraulic system.

C. Select the hydraulic system which will be depressurized.

A. The engine-driven pump is the major pump that works endless when it is switched on.

B. The engine-driven pumps are the main pumps that runs continuously during operation.

C. The engine-driven pumps are the secondary pumps that operates infinitely after running.

A. Engine fairing, including access cover, fairing and stiffeners.

B. The exterior covering of the nacelle. Including access covers, cowling and doublers.

C. External covering of engine nacelle, including service cover, fairing and fixtures.

A. Some reports were used to select items that were distinctive in application, design and loading and even no failures have occurred.

B. Some reports were used to select familiar application, design and loading even if no failures have occurred.

C. Some reports were used to select items that were alike in application, design and loading even though no failures have occurred.

A. Find out which door has a fault and is closed.

B. Make sure that which door has a failure.

C. Find out which door has not closed.