1471. 用于传输动力到螺旋桨轴,如有,和附件驱动。包括减速齿轮、齿轮系、中介轴和扭矩计。

A. Only the flow direction arrow on the valve can prevent incorrect installation.

B. A male and female flange are used to prevent the IPCV from incorrect Installation. The flow direction arrow on the valve can not do the same function expect for showing the flow direction.

C. Either the male and female flange or the flow direction arrow can prevent incorrect installation.

A. 每本手册应包含有一份章节

B. 每本手册都列有目

C. 每本手册都标明章节或其中各部分

A. 测试的部分作用是给出工作的方向。

B. 工作的部分作用是用于测试方向。

C. 本部分测试的目的是为工作提供指导。

A. 如果在测试过程中选择中断,测试会停止并在CDU上显示测试中断页面。

B. 如果在测试时选择暂停,测试会停止并且CDU上显示测试暂停页。

C. 如果在测试时选择暂停,CDU测试将中断并且显示测试暂停页。

A. The tune time for a frequency not in memory is 2 to 4 seconds typical, 7 seconds maximum.

B. The adjust time for a frequency not in memory is 2 to 4 seconds typical, 7 seconds maximum.

C. The tune time for a frequency not in memory is 2 to 4 seconds common, 7 seconds maximum.

A. 相关警戒灯必须在30秒后熄灭。

B. 故障的警告灯必须在30秒后关闭。

C. 相关警告灯会在30秒后熄灭。

A. to arrive at the incorrect value, set the switch to position 2

B. to get the correct value, set the switch to position 2

C. to get the incorrect value, set the switch to position 2

A. Inlet guide vanes are rotary blades located in front of the first stage of the compressor.

B. Inlet guide vanes are stationary vanes located in front of the first stage of the turbine in an aircraft gas turbine engine.

C. Inlet guide vanes are located in front of the first stage of the compressor

A. 你需要在安装发动机时更换大量零件。

B. 更换发动机时,你可以安装大量部件。

C. 在发动机安装时可能更换大量部件。

A. 未经保护,请勿进入发动机测试区域。

B. 未经允许不得进入发动机试车区域

C. 未经批准,请勿进入发动机测试控制中心。