2181.Tighten the turnbuckle until you have the correct tension in the cable.

A. 计量塞增加燃油量。

B. 计量塞改变滑油流量。

C. 计量塞减少燃油流量。

A. 基本的控制与操作资料描述了飞机各部件和系统的控制和操作的情况,包括所使用的专用程序和限制规定。

B. 基本的控制与运营资料描述了飞机各部门和系统是怎样控制和运营的,包括所申请的专用程序和限制规定。

C. 基本的控制与操作资料描述了飞机各部件和系统是怎样控制和操作的,包括适用的专用程序和限制规定。

D. C.基本的控制与操作资料描述了飞机各部件和系统是怎样控制和操作的,包括适用的专用程序和限制规定。

A. Notes emphasize conditions such as operating procedures,inspection,repair or maintenance,etc.,which may be met as appropriate.

B. Notes emphasize the conditions of operation procedure,inspection,repair or maintenance,etc.,must be followed.

C. Conditions for operating procedures,inspection,repair or maintenance,etc.must be emphasized in the notes.

A. 当压气机机匣被冷却后,压气机叶片间距变小。

B. 当涡轮机匣被冷却后,涡轮叶尖距变小。

C. 当涡轮机匣被冷却后,涡轮叶片间距变小。

A. Do not jar the instruments

B. Do not pivot the instruments

C. Do not shake the instruments

A. The manufacturer may set up steps and feedback the airworthy conditions discovered when complying.

B. The manufacturer may establish procedures to provide feedback on unairworthy conditions that were discovered when complying.

C. The manufacturer may establish procedures and comply regulations to provide feedback on unairworthy conditions.

A. The Emergency Procedures Section shall include at the beginning a check list with regard to order of action when sequence is essential to safety.

B. When the sequence of actions affects safety,a list of Safety Precautions should be provided at the beginning of an Emergency Procedure Section.

C. The sequence of actions is critical to flight safety,so a safety checklist should be provided at the beginning of an Emergency Procedure Section.

A. 停止测试 2 秒钟

B. 2 秒后启动测试

C. 2 秒后终止测试

A. The pitot tube is on the external forward part of the airplane.

B. You may find the pitot probe on the front internal side of the fuselage.

C. The pitot probes are located on the forward external part of the airplane.

A. 变更一些词性的缩写,使其与标准缩写一致。

B. 一些词性缩写的变化与标准缩写一致。

C. 更新标准缩写使其满足一些词性缩写变更的要求。