2730.安装天线时,对齐箭头必须朝前。

A. Airline performance data shall be presented in either graphical or tabular formats.

B. Airplane performance data shall be presented in either graphical or tabular formats.

C. Airplane restriction data shall be presented in either graphical or tabular shapes.

A. 勤务门指最开始用于为飞机系统和设备提供服务的外舱门。

B. 勤务门指主要用于对飞机系统和设备实施勤务时的接近门。

C. 勤务门即外舱门,主要用于为飞机系统和设备提供服务。

A. 可以用警告、注意和备注来说明重要的事情,或者强调要点。

B. 使用警告、注意事项和说明来着重强调重要事项。

C. 警告、注意和注释可以用来突出或强调重要的要点。

A. This Specification was issued by the General Aviation Manufacturers Association

B. This Specification was revised by the General Aviation Manufacturers Association

C. This Specification was compiled by the General Aviation Manufacturers Association

A. 使用特定的的滑油,添加到滑油箱。

B. 使用规定的滑油,补充滑油箱。

C. 使用预订的滑油,冲洗滑油箱。

A. If liquid spills in the kitchen,all traces of the liquid must be cleaned promptly and the concerned area must be completely dry.

B. If liquids are spilled inside the galley,you must remove all signs of liquid and fully dry the areas of contamination immediately.

C. If liquid spills in the galley,all marks of the liquid must be removed at once and the polluted area must be completely dried.

A. Operation time should be recorded if the pump is in emergency .

B. When you use the emergency pump,record the time of operation.

C. When the pump is for emergency use,record the time of usage.

A. The section of the system which is used to sense and signal the formation of ice.

B. The portion of the system which is used to detect and display the condition of ice.

C. The portion of the system which is used to detect and indicate the formation of ice.

A. 预估所需要的数量。

B. 估计必须的清洗液数量。

C. 估计所需要的消耗量。

A. When the light goes off,set the switch to NORMAL.

B. When the light is illuminated,move the switch to NORMAL.

C. When the light is extinguished,move the switch to NORMAL.