重复拆装会导致自锁螺母自锁功能失效。

A. 起落架是用来封闭起落架舱门的结构。如果门是作为一个整体结构，那么其内容可以仅在第32章中写出。

B. 起落架是门的结构，收起时被封闭在起落架舱内。如果门被做成一个完整结构，它们可以仅在第32章显示。

C. 起落架是门的结构，被用于装进起落架舱内。如果门是一个完整结构，它们可以仅在第32章展示。

A. 检查机身蒙皮盖板的底部有无裂纹。

B. 检查底部蒙皮盖板和机身有无裂纹。

C. 检查机身底部蒙皮盖板有无裂纹。

A. Exhale into the oxygen mask.

B. Breathe into the oxygen mask.

C. Breathe into the gas mask.

A. Isolate the section that is causing the trouble.

B. Separate the part that is causing the fault.

C. Identify the part that is causing the error.

A. 该速度指示仪此段弧线的下限是着陆构型下的最大纵向速度。

B. 该速度指示仪此段弧线的下限是着陆构型下的最大横向速度。

C. 该速度指示仪此段弧线的下限是最大重量情况下着陆构型时的失速速度。

A. 压力传感器安装在关断活门的下游。

B. 压力衰减器安装在关断活门的上游。

C. 压力传感器安装在隔离活门的下游。

A. 温度降低，钢索的拉力会减小。

B. 钢索上的张力会随着温度升高而增加。

C. 温度升高，钢索张力会减小。

A. The FAA-Approved Airworthiness Limitations shall be prepared as a separate document for inclusion in the Maintenance Manual and for insertion in the “Limitations Section” of the Pilot＇s Operating Handbook.

B. FAA-approved Airworthiness Restrictions should be prepared as a separate document and included in the “Restrictions Section” of the Maintenance Manual and the Pilot’s Operating Manual.

C. The airworthiness restrictions approved by FAA should be prepared as separate documents and included in the "Limitations" section of the Maintenance Manual and the "Pilot Operations Manual".

A. Because of the risk of contamination, you must do this task in a very clean environment.

B. To prevent environmental pollution, this task must be done in a very clean area.

C. In order to prevent contamination, the task you must do is to find a very clean environment.

A. 隔离引起故障的部分。

B. 隔离部件产生了故障。

C. 引起故障的部分已经被隔离。