Do an inspection for damage caused by corrosion.

A. 涡轮能够从排气中提取能量并连接到曲轴。

B. 涡轮机释放出废气能量，并连接到曲轴。

C. 涡轮机从排出的气体中提取能量，并用它驱动曲轴。

A. 调整倾斜仪，直到气泡在中心。

B. 校准倾斜仪，直到旋钮在中心。

C. 调整倾斜仪，确认气泡在中心。

A. However, manufacturers may omit System/Chapters that are not applicable to the product or combine Systems/Chapters where it is feasible.

B. However, manufacturers may adopt Systems/Chapters that are not applicable to the product or constitute Systems/Chapters when necessary.

C. However, operators may omit Systems/Chapters applicable to the product or constitute Systems/Chapters where practical.

A. 描述飞机发动机时，应说明新发动机和拆装后发动机的正确维修操作方法。

B. 描述飞机发动机时，应说明新发动机和损坏后发动机的正确操作和保养。

C. 描述飞机发动机时，应说明全新发动机和磨合期后发动机的正确操作和保养。

A. The power required to run an engine, in flight, at the lowest speed that will ensure satisfactory engine operation and airplane handling system.

B. The power required to run an engine, in flight, at the lowest speed that will ensure satisfactory engine operation and airplane handling characteristics.

C. The power required to run an engine, in flight, at the lowest speed that will ensure correct engine operation and airplane handling characteristics.

A. 前面的每本手册都应该提供有效页清单。

B. 每本手册的前边都要提供有效页清单。

C. 页码有效性应该列在每本手册的前言里。

A. Get the approval of the design authority,whatever it is necessary to change the repair scheme.

B. Change the repair scheme, until getting the approval of the design authority.

C. If it is necessary to change the repair scheme, get the approval of the design authority.

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. 该说明书提供了手册制作的弹性要求以适用于复杂飞机，从而能够维持高标准的安排、定义和成效信息。

B. 该规范根据飞机的复杂性，在编制手册时，提供了灵活性，同时保持了布局、定义和性能信息的高度标准化。

C. 特定的规则给出手册准备时基于飞机复杂度的灵活性，然而需要维持高度标准的布置、清晰度和表现信息。

A. Use the specified one if the equivalent material is not available.

B. Use the available equivalent one if no material is specified.

C. If you can not get the specified material, use an equivalent.