在钢表面涂上润滑油。

A. 找到振动区域。

B. 找到腐蚀区域。

C. 找到受损区域。

A. Do the weighing procedure in this sequence.

B. In this order to perform the swapping procedure.

C. In this sequence to do the analysis procedure.

A. Ensure that you do activate the control adjacent to it.

B. Adjust the adjacent control for optimal results.

C. Make sure that you do not operate the adjacent control.

A. 拧紧堵头至6牛顿。

B. 给堵头磅力矩至6牛米。

C. 测量堵头拧紧力为6牛顿米。

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. Put sealant around each screw hole.

B. Seal each screw hole.

C. Put each screw hole into sealant.

A. Procedures shall be provided for starting the engine in air and, moreover the engine does not start, for subsequent.

B. Procedures shall be provided for starting the engine in flight and, in the event the engine does not start, for subsequent.

C. Procedures shall be provided for starting the engine in flight and, for instance the engine does not start, for preceding.

A. Make sure that the cargo compartment pressure stays constant.

B. Make sure that there is pressure in the cabin.

C. Make sure that the cabin pressure stays constant.

A. This section of the pilot＇s manual should clearly and confusedly provide recommended procedures for conducting normal operations.

B. The recommended procedures for conducting normal operations shall be described in this Section of the Pilot＇s Operating Handbook clearly and accurately.

C. The recommended procedures shall be stated in this Section of the Pilot＇s Operating Handbook clearly and fuzzily for the conduct of normal operations.

A. 在升降飞机时，要确保操作升降设备的人员接受过恰当的培训并具备相应的知识。

B. 在对飞机进行平衡、顶升或放下时，确保人员接受过升降设备的培训并掌握相关技能。

C. 当水平放置飞机或顶升飞机时，确保操作升降设备的人员学过培训知识。