Some rules deleted and their concepts included in other rules.

A. 扭矩测量仪是一个显示螺旋桨传动轴可用输出扭矩的指示系统。

B. 扭矩计可以显示传动轴的输出扭矩。

C. 指示系统必须显示扭矩计传动轴的可用输出扭矩。

A. 当反推装置收回时，人员要呆在飞机附近。

B. 当动力装置展开时，使人员离开飞机。

C. 当反推装置展开时，让人员远离飞机。

A. This Specification is designed to provide guidance for the development of Handbooks for all types of general aviation airplanes. These airplanes are originally certificated at minimum takeoff weights of 12,500 pounds or more.

B. This specification is intended to provide guidance for the development of Handbooks for all types of general aviation aircraft, which are initially certificated at maximum takeoff weights of 12,500 pounds or less.

C. This specification is intended to provide guidance for the preparation of Handbooks. For all types of general aviation aircraft, their maximum take-off weight is more than 12,500 pounds.

A. 每本手册应有修订日志或有效页，列出所有修订部分或有效页，紧跟在标题页之后。

B. 每本手册紧接标题页之后，应有修订登录或有效页，列出所有修订部分或有效页。

C. 每本手册应有修订记录或有效页记录，紧接在标题页之后，列出所有修订或有效页。

A. You can find electronic devices in nearly all aircraft systems. They are system control and monitoring computer, the control inputs and indications in the cockpit and sensors throughout the whole aircraft.

B. The computer used for system control and monitoring and the control inputs and indications in the cockpit and sensors all over the whole aircraft are the electronic devices used in almost all aircraft systems.

C. Electronic devices can be found in nearly all aircraft systems that are computer for system control and monitoring in the cockpit and sensors all over the whole aircraft.

A. Examine the transformer of the floor panel.

B. Examine if the floor panel is laminated.

C. Examine the floor panel for deformation.

A. 检修时更换的螺母和垫圈不要丢弃，应该进行检查。

B. 如果在检查过程中拆卸了螺母和垫圈，则应更换。不要重复使用。

C. 对拆下的螺母和垫圈要进行检查，损坏的件不可以重复使用。

A. Flame arrestors make sure excessive heat does not enter the fuel vent system. A clogged flame arrestor causes the pressure relief valve in the surge tank to open. When open, the pressure relief valve becomes another vent for the fuel vent system.

B. Flame cleaners make sure over hot air does not enter the fuel vent system. A blogged flame cleaners force the pressure relief valve in the surge tank to open. When open, the pressure relief valve becomes another vent for the fuel vent system.

C. Flame erasers make sure excessive hot air do not enter the fuel vent system. A condensed flame erasers causes the pressure relief valve in the surge tank open. When open, the pressure relief valve becomes a vent for another fuel vent system.

A. A mixture of fuel and oxygen can cause an explosion.

B. Fuel and oxygen react with each other to cause explosion.

C. A mixture of fluid and oxygen can be set on fire.

A. 注释会引起注意方式方法，这个能让工作更简单，或者提供说明或者注释信息的方法。

B. 注释提醒注意使工作更容易的方法，或提供说明或额外解释信息的方法。

C. 注释提醒注意使工作更容易的方法，或提供补充或解释信息的方法。