1948. The pressure lines divide in different directions

A. 顶升和支撑部分包括维护、大修和维修,拆卸和更换程序,以及比如腹部着地、机头着地等异常情况。

B. 顶升和支撑部分包括维护、大修和维修程序,拆卸和更换,以及比如腹部着地、机头着地等异常情况。

C. 顶升和支撑部分包括维护程序,大修和维修,拆卸和更换,以及比如腹部着地、机头着地等异常情况。

A. The APU isolation check valve is in the left side of the center tank.

B. The APU isolation check valve is in the inside wall of the centre tank.

C. The APU isolation check valve is in the left side of the dry bay.

A. It is possible to mix appropriate engine oils agreed by engineers. But we suggest that you use the identical oil agreed by the same manufacturer.

B. It is possible to mix approved engine oils. But we recommend that you use the same approved oil from the same manufacturer.

C. It is possible to mix engine oils authorized by the same manufacturer. But we suggest you use the same oils authorized by the engineers.

A. Please designate licensed personnel to do modification or maintenance to airplane.

B. Alterations or repairs to airplane shall be accomplished and noted by licensed personnel.

C. Please note that alterations or repairs to airplane must be accomplished by licensed personnel.

A. 通过起落架的临近电门传感器可以观测飞机外部情况

B. 起落架的位置通过视频监视器监控

C. 起落架的位置通过临近电门传感器监控

A. 涡轮间隙控制传感器提供高压涡轮保护罩的温度数据给EEC。

B. 涡轮间隙控制传感器提供来自高压涡轮保护罩的EEC温度数据。

C. 涡轮间隙控制传感器提供高压涡轮的温度数据给EEC。

A. Perform these checks immediately.

B. Perform these checks without any schedule.

C. Do these checks regularly.

A. Place an open end of a tube on each plug.

B. Put a plug on the open end of each pipe.

C. Place a plug on each pipe with an open end.

A. 应使用能产生黑白图像的打印格式来进行复制。

B. 应使用能产生黑白图像的打印形式来进行印刷。

C. 应使用能产生黑白图像的打印形式来进行复制。

A. 人工模式下,飞行员使用控制模块扳钮开关操作外流活门。

B. 人工模式下,飞行员使用控制模块选择开关操作排气活门。

C. 人工模式下,飞行员使用控制模块扳钮开关操作关断活门。