550. EEC接收来自高压涡轮的模拟信号

A. Apply three layers of coating.

B. Apply three layers of primer.

C. Apply three layers of bottom primer.

A. 混合物的使用寿命大于4小时。

B. 混合物的工作时长小于为4小时。

C. 混合物的使用寿命约为4小时。

A. Sentence forms shall be simple and direct omitting discussions of theory except where essential for practical understanding and application.

B. The sentence form should be easy and direct, avoiding discussion of theory except when practical understanding and application are necessary.

C. The form of a sentence should be simple and direct, and the discussion of theory should be omitted in addition to practical understanding and application.

A. Absorb the fluid with a clean cloth.

B. Separate the fluid with a dry cloth.

C. Separate the fluid with dry clothes.

A. 数量

B. 数值

C. 读数

A. 确保副翼向下运动。

B. 使方向舵移动更慢些。

C. 确保升降舵移动缓慢。

A. The power for the airplane＇s ascent comes from the dynamic action of the wings relative to the air.

B. The power for the airplane＇s going up is from the dynamic action of the wings by use of the air.

C. Taking advantage of the air between the dynamic wings, lift for the airplane is obtained.

A. If you check broken wires, repair them.

B. If you find broken wires, repair them.

C. Repair broken wires

A. The cockpit is in the position between the fwd pressure bulkhead and fwd cabin.

B. The cockpit is in the position between the nose radome and fwd cabin.

C. The cockpit is in the position between the aft pressure bulkhead and aft cabin.

A. 在“共同利益”章节的描述、操作和系统故障排除中,推荐使用机身制造商的刊头;但是,对于组件故障排除和维护施工,只能使用机身制造商的刊头。

B. 在“共同利益”章节的描述、操作和系统故障排除中,只能使用机身制造商的刊头;但是,对于组件故障排除和维护施工,可以使用机身或部件制造商的刊头。

C. 在“共同利益”章节的描述、操作和系统故障排除中,只能使用机身制造商的刊头;但是,对于组件故障排除和维护施工,需要同时使用机身和部件制造商的刊头。