A、 When the required maintenance procedure is not very long and fairly simple, the above combination can be grouped under a title which is called maintenance practice.
B、 When the required maintenance procedure is not lengthy and is relatively simple, a combination of the above may be grouped under one heading and called maintenance practices.
C、 When the required maintenance procedures are not very long and comparatively simple, the above combinations can be bound under one subject, calling maintenance practices.
答案：B
A、 When the required maintenance procedure is not very long and fairly simple, the above combination can be grouped under a title which is called maintenance practice.
B、 When the required maintenance procedure is not lengthy and is relatively simple, a combination of the above may be grouped under one heading and called maintenance practices.
C、 When the required maintenance procedures are not very long and comparatively simple, the above combinations can be bound under one subject, calling maintenance practices.
答案：B
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. During the operation, please be careful not to pierce the hydraulic oil tank.
B. During the operation, pay attention not to punch the hydraulic reservoir.
C. During the procedure, take care not to puncture the hydraulic reservoir.
A. 修理/改装位于维修程序部分的下方,从左到右延伸。提出修理或改装说明,并可能引用另一份文档中的标准修理或在其他地方定义的特殊修理或改装,例如服务清单,服务通告等。
B. 修理/改装位于检查程序部分的下方,从左到右延伸。提出修理或改装说明,并可能引用另一份文档中的标准修理或在其他地方定义的特殊修理或改装,例如服务清单,服务通告等。
C. 修理/改装位于检查程序部分的下方,从左到右延伸。提出修理或改装说明,并可能引用另一份文档中的标准改装或在其他地方定义的特殊修理或改装,例如适航指令,服务通告等。
A. 不需要使用支架和梯子就能在地面完成检查。
B. 需要使用支架和梯子就可以完成地面检查。
C. 完成地面检查,不需要使用架子和梯子。
A. Be sure that magnet plate system 1 and magnet plate system 2 are identical.
B. Make sure that compass system land compass system 2 are synchronized.
C. Ensure that magnet plate system 1 and magnet plate system 2 are simultaneous.
A. 注意,如果没有正确执行以下步骤,会导致人员伤亡
B. 警告,如果你不正确听从指挥,则会导致人员伤亡
C. 如果没有正确遵循警告里的要求,将会导致人员伤亡
A. The tune time for a frequency not in memory is 2 to 4 seconds typical, 7 seconds maximum.
B. The adjust time for a frequency not in memory is 2 to 4 seconds typical, 7 seconds maximum.
C. The tune time for a frequency not in memory is 2 to 4 seconds common, 7 seconds maximum.
A. 技术动词既可以用作动词也可以用作名词。
B. 技术动词只能用作动词,不能用作名词。
C. 技术动词和动词的用法相同与名词不同。
A. A properly set door will not locked when the aircraft is under pressurized.
B. A properly set door will not open when the aircraft is under pressurized.
C. A properly latched door will not operate when the aircraft is under pressurized.
A. If the scratch does not go through the protective layer, the unit is serviceable.
B. If the nick does not go through the primary surface, the unit is serviceable.
C. If the scratch does not go through the protective surface; the unit is movable.
