Accessory gearboxes do not include those accessory drives which are bolted to and are immediately adjacent to the engine.

A. 为防止损坏发动机，立即打开所有安装的防护罩。

B. 为防止损坏发动机，稍候装上所有开口的防护罩。

C. 为防止损坏发动机，立即在所有开口上安装防护罩。

A. 这些测试检查设备和工具是用来维修适航性产品的。

B. 这些测试校验设备和工具是用来制造适航性产品的。

C. 这些测试检查设备和工具是用来确定产品适航性的。

A. The air conditioning system keeps the air in the pressurized fuselage compartments at the correct pressure, temperature and freshness.

B. The air conditioning system keeps the air in the pressurizing cabin of the fuselage at the correct pressure, temperature and freshness.

C. The air conditioning system keeps the air in the pressurized cabin of the fuselage at the correct pressurization, temperature and freshness.

A. Do not put different topics in the same paragraph.

B. Do not provide different meanings in the same parentheses.

C. Do not arrange different contents in the same chapter.

A. 组件延伸至壳体，安装并连接在通信控制组件上。

B. 组件延伸至壳体组件，并与伸缩控制组件相连。

C. 组件延伸至壳体组件，并与通讯控制组件相连。

A. The units used by pilots are the most valuable.

B. The units used are those which are the most expensive for pilots.

C. The units are the most useful for the pilots.

A. The FAA-Approved Airworthiness Limitations shall be prepared as a separate document for inclusion in the Maintenance Manual and for insertion in the “Limitations Section” of the Pilot＇s Operating Handbook.

B. FAA-approved Airworthiness Restrictions should be prepared as a separate document and included in the “Restrictions Section” of the Maintenance Manual and the Pilot’s Operating Manual.

C. The airworthiness restrictions approved by FAA should be prepared as separate documents and included in the "Limitations" section of the Maintenance Manual and the "Pilot Operations Manual".

A. 发电机提供三相电压。当发电机转子速度升高时，此电压的频率会增加。

B. 发电机提供三相电压。当发动机转子速度升高时，此频率的电压会增加。

C. 发电机提供三相电压。当发电机转子频率升高时，此电压的变化速度会增加。

A. 如果接头有燃油泄漏，则进行修理。

B. 如果变压器有燃油泄漏，则进行修理。

C. 如果传感器有燃油泄漏，则进行修理。

A. Aluminum wire should not be attached to engine mounted accessories or used in areas having corrosive fumes, severe vibration, mechanical stresses, or where there is a need for frequent disconnection.

B. Aluminum line should not be connected to attachments which are mounted on the engine and also not be applied in domains where corrosive gases, serious oscillation, mechanical forces exist or where it is necessary to disconnect frequently.

C. Aluminum cable should not be linked to accessories installed on the engine. It should also not be used in the event of corrosive fumes, serious vibration, mechanic loads or the place where frequent disconnections are required.