74.Apply a load to the panel until it moves into position with a click.

A. 　If the engine appears to be heating,turn it off.

B. 　If the engine appears to be overheating,turn it off.

C. 　If you think the engine is too hot,turn the switch to”off”＇.

A. 　制造商应将制造商发布的类型服务信息以及为获取此类信息而联系的办公室或部门的描述包括在内,以便飞机可以按照发布的最新信息进行维护。

B. 　制造商应包括其发布的服务信息的类型说明,以及能提供此类信息的办公室或部门,从而按照最终 发布的信息维护飞机。

C. 　制造商应将其发布的服务信息的类型包括在内,以及能提供此类信息的办公室或部门,从而按照最
终发布的信息维护飞机。

A. 　维修手册中某些草节
的制造商共同奉献和密切计划。

B. 　维修手册中某些草节和密切计划

C. 　维修手册中某些草节
造商共同合作和密切协调

A. 　In order to make airplanes have long lives,they are often in good condition.

B. 　To make airplanes have long lives,it is necessary to ensure their flight safety.

C. 　Because the long lives of airplanes are required,make sure the mechanics do the maintenance task correctly.

A. 　In flight,Flight Idle Power required fbr the engine to operate at slowly speed is an important condition to ensure good engine operation and;airplane handling characteristics.

B. 　Flight Idle Power is the power required fbr an engine to operate at a minimum speed during flight to ensure satisfactory engine operation and aircraft handling characteristics.

C. 　In flight,good engine operation and aircraft handling characteristics are guaranteed to provide the engine with Flight Idle Power needed to operate at the lowest speed.

A. 　如果组件变得很干净,那么组件的寿命将会增加。

B. 　如果组件变得很脏,那么将降低组件的使用率。

C. 　如果组件变得很脏,那么组件的寿命将会缩短。

A. 　要使刹车系统引气,请通过手泵手柄的整个行程来操作。

B. 　要给刹车系统引气,操作手泵手柄通过系统的全部行程

C. 　全行程操作手泵手柄以给刹车系统引气,

A. 　将分隔标签平行放置,并用节号或标题或两者一起标记。

B. 　将分隔标签交错放置,并用节号或标题或两者一起标记。

C. 　将分隔标签按顺序放置,并用节号或标题或两者一起标记。

A. 　A value of 2 mm is permitted.

B. 　A value of 2 mm is rejected.

C. 　A value of 2 mm is unacceptable。

A. 　Unscheduled maintenance are those maintenance checks and inspections on the aircraft,its systems and units which are recognized by the manufacturer as special or unusual conditions which are not related to the time limits specified in-10 above.

B. 　For the unscheduled maintenance checks and inspections of aircraft,aircraft systems and components,the manufacturer shall not include special or unusual conditions from the time limits specified in-10.

C. 　If the unscheduled maintenance checks and inspections on the aircraft,its systems and units are special or unusual conditions,the time limits specified in-10 shall be referred to by the manufacturers.