The equipment list, shall contain all required or optional equipment installed in the particular airplane when delivered.

A. Each Chapter or Section is to begin with a specific instruction of the system and its Operation and should be labeled “Description and Operation”.

B. A general description of the system begins with each Chapter or Section and its operation and should be labeled “Description and Operation”.

C. Each Chapter or Section is to start with a general description of the system and its operation and should be labeled “Description and Operation”.

A. 技术文本常常包含很长的词组，这些词组在一个句子中具有一种词性的功能。

B. 技术文件常常由很长的词汇构成，这些词在句子中的词性只有一种。

C. 技术文件常常包括长词组，在同一句子中这些词的功能是一种词性。

A. 如果在平时使用中，大家更爱使用全称的话，其缩写也应标注在标题的括号内。

B. 如果在习惯用法中，相对于全称更倾向使用缩写的话，则该缩写也应包括在标题的括号内。

C. 应该将缩写包含在标题的括号内，如果平常更喜欢使用缩写而不是全称的话。

A. When hydraulic power is supplied, keep persons and equipment away from all control surfaces and landing gear.

B. When supplying power to the hydraulic system, persons and equipment should be away from all control surfaces and landing gear.

C. Persons and equipment shall be away from all hydraulic system control surfaces and landing gear when supply pressure.

A. 短距和软地着陆时的正常操作程序

B. 正常操作程序下的短场和软场着陆

C. 短地和软地着陆的正常通告程序

A. The power plant refers to the overall power package, including engine, air intake, bracket, cowling, nacelle, cowl flaps, cooling baffles, etc.

B. The power plant refers to the overall power package inclusive of engine, air intake, mount, cowling, scoops, cowl flaps, cooling baffles, etc.

C. The power plant refers to the overall power package inclusive of engine, air intake, mount, cowling, nacelle caps, fairing flaps, cooling baffles, etc.

A. 描述飞机液压系统时，应描述主系统和辅助系统。

B. 描述飞机液压系统时，应描述主要系统和帮助系统。

C. 描述飞机液压系统时，应描述主要的辅助系统。

A. Do not authorize to do the engine test.

B. The engine test will not be completed if you are not authorized.

C. If you are not approved to do this work, do not do this engine test.

A. 原理图的使用者是维修人员。

B. 工作图纸的使用者是维修人员。

C. 原理图用于机械专业。

A. The self-locking function decays after several removal and installation.

B. Repeated removal and installation causes the self-locking nut to lose its locking feature.

C. Avoid repeated removal and installation of the self-locking nut to protect its locking feature.