2279.Airworthiness Limitations may also be included as part of the Pilot's Operating Handbook Limitations Section,or be included as a reference therein.

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2805.Turbine engine tachometers usually measure speed as a percentage of the maximum speed of the turbine(s),unless specifically referred to the propeller.

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1624.This manual includes procedures such as periodic engine running,control or drainage of fluid systems,static grounding,etc.

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309.The ignition unit is cooled by the air taken from the fan duct.

A、冷却组件用来冷却风扇管道中的空气。

B、点火组件是由来自风扇涵道的空气进行冷却的。

C、加热组件是在风扇涵道的空气里进行冷却的。

答案：B

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2644.内部标牌和标记用于一般性的和应急性的信息、说明、警戒、警告等。

A. Interior Labels and Signs are required for interior general and emergency information,instructions,cautions,warnings,etc.

B. Interior Placards and Markings are required for interior general and emergency information,instructions,cautions,warnings,etc..

C. Interior Placards and Signs are required for interior general and emergency information,instructions,warnings,cautions,etc.

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3079.应急照明是指单独的、独立的子系统,在主电源故障的情况下提供照明。

A. Emergency illumination refers to an individual and dependent subsystem which is used to provide lighting when the main electrical power fails.

B. Emergency lighting can provide illumination for an individual and independent subsystem in case of main electrical power failure.

C. Emergency lighting is the separate and independentsubsystem used to provide illumination in case of primary electrical power failure.

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962.如有必要,增加一个垫片。

A. If necessary,prepare a gasket.

B. If necessary,add a pin.

C. Add a washer if necessary.

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2968.当通风空气温度升至 27℃时,排气阀打开。

A. When the temperature of vent rises to 27℃,the exhaust pipe opens.

B. When the ventilation temperature is above 27℃,the drain mast opens.

C. When the temperature of the ventilation air increases to 27 °c,the discharge valve opens.

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677.润滑升降舵调整片铰链。

A. Lubricate the elevator tab hinges.

B. Lubricant the elevator tab links.

C. Grease the aileron tab hinges.

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3009. 在使用工具/设备前后,使用者应进行目视或功能性检查并确认是否处于可用状态。

A. Prior to and aft use the tool / equipment,the user shall make a visual check or operational test to confirm the utility.

B. Before or after using the tool / equipment,the user shall make a visual check or functional test to confirm the serviceability.

C. Before or aft of using the tool / equipment,the user shall make a spot check or functional test to inform the usability.

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992.检查轮胎气压,必要时给轮胎充气。

A. Do a tire pressure check,and if necessary inflate the tires.

B. Check the pressure of a wheel and charge it if necessary.

C. Inspect the tire pressure and it's required to refuel.

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2279.Airworthiness Limitations may also be included as part of the Pilot's Operating Handbook Limitations Section,or be included as a reference therein.

A. 适航性限制内容也可以包含在飞行员操作手册的“限制"部分中,或者可以作为“限制"中的参考资料。

B. 适航性限制也可能部分地出现在飞行员操作手册的“限制"中,或者作为“限制"中的参考资料。

C. 适航性限制也可能出现在飞行员操作手册的“限制"中,或者作为“限制"中的一个基准。

D. B.适航性限制也可能部分地出现在飞行员操作手册的“限制"中,或者作为“限制"中的参考资料。

E. C.适航性限制也可能出现在飞行员操作手册的“限制"中,或者作为“限制"中的一个基准。

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2805.Turbine engine tachometers usually measure speed as a percentage of the maximum speed of the turbine(s),unless specifically referred to the propeller.

A. 涡轮发动机转速表通常用涡轮最大速度的百分比来测量速度,特别是螺旋桨。

B. 涡轮发动机转速表通常用涡轮(或者特指螺旋桨)的最大速度的百分比来测量速度。

C. 除非特指涡轮螺旋桨发动机,涡轮发动机转速表通常用涡轮最大转速的百分数来表示发动机转速。

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1624.This manual includes procedures such as periodic engine running,control or drainage of fluid systems,static grounding,etc.

A. 本手册包括定期发动机冷转和控制,油液系统的排放,以及静电接地等程序。

B. 本手册包括定期发动机试车、油液系统控制或排放、静电接地等程序。

C. 本手册包括发动机油液系统的测试、控制或排放,以及发动机静电接地等程序。

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