A、 Write the temperature on the engine record card.
B、 Record the temperature of the engine until writing it on the card.
C、 Recording the temperature of the engine is done by writing it on the card.
答案：A
A、 Write the temperature on the engine record card.
B、 Record the temperature of the engine until writing it on the card.
C、 Recording the temperature of the engine is done by writing it on the card.
答案：A
A. You can use the past form of technical verbs as adjectives.
B. You can use the past tense form of technical verbs as adverbs.
C. You can use the past participle of technical verbs as adjectives.
A. All of the top vertical mounting struts are adjustable except the primary mount struts unless they are repaired or replaced. The spare vertical strut (left forward ) and the side strut (right forward) may require adjustment during APU replacement.
B. All of the vertical primary mount struts at the top are adjustable. However, adjustments to the primary mount struts are not required unless a strut is repaired or replaced. The redundant vertical strut (forward left) and the redundant side strut (forward
C. The top of every vertical main retaining struts is adjustable. However, adjusting the main mount strut is not allowed if the strut is not repaired or replaced. During APU replacement, it may be necessary to adjust remained vertical strut (left anterior) a
A. 描述飞机仪表板时，如果安装了信号通告面板，应说明其操作方式。
B. 描述飞机仪表板时，如安装，应描述警告面板的运行方式。
C. 描述飞机仪表板时，如果安装了通告台板，应说明其操作方式。
A. The valve has flaps shaped like a full circle.
B. The shape of the valve flaps is a half ring.
C. The valve flaps have a shape of half circle.
A. 维护手册的介绍部分应包括厂商出版物的清单，或可参考的清单的位置，不论它们是否在系统描述中有所阐述或是可以提供单独的文件。
B. 维修手册的介绍部分应包括供应商出版物的清单，或涉及这些清单的位置，它们可能包含在系统中或在单独的文件中被提供。
C. 维修手册的介绍部分应包括供应商出版物的清单，或查阅这些清单的位置，无论它们是否包含在系统描述中或在单独的文件中提供。
A. The primary cause of valve failure is contamination of the hydraulic fluid.
B. The primary cause of valve failure is poisonousness of the hydraulic fluid.
C. The primary element of valve failure is contamination of the hydraulic fluid.
A. 向反方向移动杆。
B. 逆时针移动杆。
C. 移动杆至对应方向。
A. Emergency Exit means the exit doors used to facilitate evacuation that are not normally used for exit.
B. Emergency Exit is usually used as exit whose function is convenient for evacuation.
C. Emergency Exit stands for the exit doors but not the exit which is used to facilitate evacuation.
A. 将电缆折成相等长度的三段。
B. 将电缆剪成相等厚度的三段。
C. 把电缆剪成长度相等的三段。
A. Sentence forms shall be simple and direct ,omitting discussions of theory except where essential for practical understanding and application.
B. The sentence form should be easy and direct, avoiding discussion of theory except when practical understanding and application are necessary.
C. The form of a sentence should be simple and direct, and the discussion of theory should be omitted in addition to practical understanding and application.
