The charts, diagrams, and text show the area, dimensions, stations, access doors and physical locations, of the structural members of the aircraft.

A. “紧急情况”却几乎总是出现某个故障需要立即处理，例如全部动力装置故障、火灾或烟雾或客舱快速释压。

B. 然而，“紧急情况”几乎总是涉及需要立即快速响应的失效，如一发完全失效、机上失火或冒烟或客舱快速释压。

C. 而“紧急情况”总是包括某种故障需要快速应对，比如动力装置完全失效，火灾或烟雾或者快速客舱失压。

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. 英语单词、复杂的句子结构以及多个含义和缩写词会对读者造成混淆。

B. 复杂的句子结构、多个含义和术语以及多个英语单词会对读者造成混淆。

C. 复杂的句子结构以及英语单词的多重含义和同义词会对读者造成混淆。

A. The AFDS monitors three separate autopilot channels and a single Mode Control Panel(MCP)

B. The AFDS constitutes three separate autopilot channels and a single Mode Control Panel(MCP)

C. The AFDS contains three separate autopilot channels and a single Mode Control Panel(MCP)

A. It is forbidden to go into the engine test area with approval.

B. Entering the engine test area must not be approved.

C. Approval is a must when entering the engine test area.

A. The air conditioning cooling system supplies cooled air to the cabin. Includes items such as the cooling unit, indicating systems related to the cooler operation, etc.

B. The air conditioning cooling system supplies cold air to the passenger cabin. Includes items such as the cooling unit, indicating systems related to the cooler operation, etc.

C. The air conditioning cooling system supplies cooled air to the passenger cabin. Includes items such as the cooling pack, indicating systems related to the cooler operation, etc.

A. 检查和观察是用于检查飞机内部和周围的舱室和设备的窗口，包括透明材料、框架等。

B. 检查窗和观察窗是用于检查飞机内部和飞机上的舱室和设备的窗口，包括透明材料、框架等。

C. 检查和观察是用于检查飞机内部和周围的舱室和设备的窗口，包括透明材料、其框架等项目。

A. 如果温度降到零度，开启排放水系统。

B. 如果温度下降到低于零，请拆卸水系统。

C. 如果温度降至零度以下，则将水系统排空。

A. In these conditions, removal of the squibs from the fire extinguisher bottle is appropriate.

B. It is dangerous to remove the cartridges from the fire extinguisher bottle except under these conditions.

C. In these conditions, it is dangerous to remove the cartridges from the fire extinguisher bottle.

A. 本段描述了建立空机重量和力矩（相对于参考基准面）的程序。

B. 本段描述了确定空机重量和力矩（相对于基准点）的程序。

C. 本段描述了确定空机重量和力矩（与参考基准面有关）的程序。