Each Supplement shall normally cover only a single system, device, or piece of equipment such as an autopilot, electric trim, or an area navigation system.

A. If as many as 50% of the holes are contaminated, you should clean the display units behinds the holes.

B. The holes on the bottom of the display unit should be cleaned once over 50% of them are clogged due to contamination.

C. If contamination causes a blockage of more than 50 percent of the holes, then clean the holes on the rear of the display units.

A. Some jobs or processes consist of several basic operations, with a number of minor steps or work items under each.

B. Some basic operations with a few small steps or work items are included in some work or processes.

C. Some jobs or processes constitute a few basic operations, with several minor steps or work items under each.

A. 给坦克更换新的燃油。

B. 用新的滑油灌洗油箱。

C. 给油箱注入新的滑油。

A. 附件的信息可能会通过定期培训要求传达给所有员工。

B. 额外的信息可以通过定期培训要求传达给所有员工。

C. 增加的信息可以通过复训要求传达给现有员工。

A. If the airframe manufacturer makes any alteration to the component of the text or illustrations, the component manufacturer will use its own masthead.

B. If the airframe manufacturer changes the component manufacturer＇s text or illustration in any way, he shall apply his own masthead.

C. If the airframe manufacturer alters the text or illustrations of the component manufacturer＇s in any way, it＇s own masthead shall be used.

A. Generally, in describing the airplane or its system, third person wording should be used. (For example: The nose wheel is provided with a shimmy damper to keep the wheel from shimmying while rolling on the ground.)

B. In general, when describing the aircraft or its system, you should use third person such as there is shimmy damper on the nose wheel in order to prevent the wheel shimmying and rolling on the ground.

C. Generally speaking, third person should be used while describing the aircraft or their system. For example: the nose wheel is available on the shimmy damper so as to shimmy or roll on the ground.

A. 用温水浸泡该区域。

B. 用温水冲洗该区域。

C. 用温水清洗该区域。

A. In any process, the velocity is not large.

B. Do not increase this speed in any operation.

C. In any operation, the speed can not be greater than this value.

A. If the valve is the source of the fuel leak, discard the valve seals and install new ones.

B. If the fuel leaks out of the valve, reinstall the valve seals.

C. If the fuel leak flows towards the valve, discard the valve seals and install new ones.

A. 可以通过拆下保护盖来接近机械装置。

B. 重新安装保护盖来接近机械装置。

C. 拆下保护盖来获得机器。