55. Clean the brush/sponge frequently to prevent scratches

A. This regulation Meets applicable government regulatory requirements.

B. This specification Meets applicable government regulatory requirements.

C. This regulation Meets applicable government airworthy requirements.

A. The safety procedures are supplied by the manufacturer.

B. Safety procedures are to be supplied to the manufacturer.

C. Safety procedures are provided for manufacturers to follow.

A. Briefly described and explain principle of operation of any new kinds of flight instruments.

B. The working principles of various new flight gauges are easily introduced and expressed.

C. The new types of flight facilities should be described and explained shortly.

A. Bottom into the wind

B. Top into the wind

C. Aft into the wind

D.

E.

F.

G.

H.

I.

J.

A. The data may be supplemented by brief descriptions of additional Characteristics or features if desired.

B. If necessary, the detail may supplement some simple descriptions of additional characteristics or properties.

C. If desired. The detail may be added by simple presentations of additional values or properties.

A. 如果危险被含糊描述人员在执行任务时要了解风险,之并更加小心。

B. 危险是否被清楚说明,以致于执行任务的人是否有必要了解风险,并更加小心。

C. 如果清楚说明了危险,执行任务的人就会了解风险且更加小心。

A. 这些安全警告满足维修区工作的全部要求。

B. 这些安全提示有必要作为维修区工作要求。

C. 这些安全预防措施是在维修区工作的最低要求。

A. The APU is designed to generate and supply one or some of the following power: auxiliary electric, hydraulic, pneumatic or other power.

B. The purpose of the APU is to produce and distribute one or more auxiliary electric, hydraulic, pneumatic or other power.

C. Auxiliary electric, hydraulic, pneumatic or other power can be generated and supplied by one or several APUs.

A. 所有三个螺栓孔必须与燃油管匹配。

B. 所有三个支架孔必须与燃油管对齐。

C. 所有三个支架孔必须与然油管齐平。

A. If the instrument fails to respond, do a test.

B. If the instrument does not operate correctly, do a test

C. If the instrument does work correctly ,do a test.