Remove the detergent with a clean cotton wiper that is moist with water.

A. A reprint is a second or executive version of a manual that replaces a previous version.

B. A reprint is a succeeding or pursuant version of a manual that supersedes the former version.

C. A reissue is a second or subsequent edition of a manual which supersedes the preceding edition.

A. 驾驶舱话音记录器还原了滑行过程中四个视频输入的信号。

B. 驾驶舱话音记录器记录了飞行过程中四个音频输入的信号。

C. 驾驶舱黑匣子记录了飞行过程中四个视频输出的信号。

A. 组装总管。

B. 安装连杆。

C. 安装总管。

A. 该系统必须启动以防止反推操作故障。

B. 必须对该系统进行排故以防止反推操作故障。

C. 该系统必须被限动，以防止反推意外工作。

A. For all fuel loadings, the initial airplane weight should be the maximum allowable.

B. The initial airplane weight should contain the maximum allowable for all fuel loads.

C. For all kinds of fuels, the initial aircraft weight should be the maximum allowable.

A. Use a filter to remove unwanted material from the oil.

B. Use a strainer to remove unused substances from the fluid.

C. Use a strainer to filter unnecessary material from the lubrication liquid.

A. Turn the cap counterclockwise.

B. Turn the cap clockwise.

C. Rotate the cap clockwise.

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. 如果破环只针对中心轮毂，这个机轮是可以使用的。

B. 如果只损坏中间的胎面，这个轮胎是可以使用的。

C. 如果只伤及中间的纹理，这个轮胎是可维护的。

A. If the error is more than 3 degrees, calibrate the glide slope.

B. If the error is more than 3 degrees, calibrate the compass.

C. If the error is more than 3 degrees, calibrate the gyroscope.