2175. 每节从右边页面开始

A. Make sure that the doors are closed throughout the pressurization test.

B. Make sure that the doors are closed within the pressurization test.

C. Make sure that the doors are closed as if the pressureization test is being done.

A. 参考的技术文件必须包含如勤务通告、勤务信函等

B. 服务通告、勤务信函包含在技术参考文件清单中

C. 技术参考文件包括必要的文件清单如服务通告、服务信函等

A. 这个笔记本电脑有三个备用部件。

B. 笔记本电脑有三个主要部分。

C. 这个螺钉有三个主要部分。

A. It is still a mystery what caused the accident.

B. It is still a mystery that caused the accident.

C. It is still a mystery in which caused the accident.

A. 距离皮托管中心线半径3英寸的修复表面轮廓外形,误差不应大于0.007英寸。

B. 距离静压盘中心线3英寸半径上的修复表面等高线,误差不应大于0.007英寸。

C. 静压孔中心线3英寸半径内的修复表面轮廓,误差不应大于0.007英寸。

A. This document and the applicable airplane maintenance manual (s) complement each other.

B. This document may supplement the aircraft maintenance manual (s) as appropriate.

C. This document is explanation to the airplane maintenance manual(s).

A. 让飞机载荷平衡是飞机所有者和机长的责任

B. 飞机被正确地系留是飞机维护者和飞行员的责任。

C. 飞机所有者和飞行员有责任确保飞机装载正常

A. Scavenger pumps have a smaller capacity than the pressure pumps.

B. pressure pumps have smaller capacity than the scavenger pumps.

C. The oil beging retured is hot without air.

A. As you do the valve test, make sure that there is no leakage. Assess the quantity of fuel needed.

B. While you do each step of the valve test, make sure that there is no leakage. Concern the quantity of fuel necessary.

C. As you do the valve test, make sure that there is no leakage. Release the quantity of fuel needed.

A. 管道螺栓将头顶分配管道连接到侧板支架上。

B. 管道支架将头顶分配管道连接到顶板支架上。

C. 管道支架将头顶分配管道连接到侧板支架上。