简述操作方法。

A. Put the bell crank and shaft with identification to prevent improper installation.

B. Identify the bell crank and shaft with marks to prevent wrong installation.

C. Put the bell crank and shaft with identification to prevent wrong installation.

A. The forward movement of the control lever must be slow and continuous.

B. The control lever must be kept moving forward slowly and abruptly.

C. You must continuously slow down the forward movement of the control lever .

A. The Boeing-777 airplanes are different from the previous Boeing series ones mainly in that they are flown by wires.

B. The difference between the Boeing-777 airplanes and the subsequent Boeing series is that they are operated by wires.

C. Fly-by-wire is the main difference between Boeing-777 airplanes and the subsequent Boeing series.

A. 写作规则包括语法和文体观点。字典给出了撰写人可以使用的一般词汇。

B. 写作规则包括语法和文体方面。字典给出了撰写人可以使用的一般词汇。

C. 写作规则包括语法和文体细则。字典给出了撰写人可以使用的全体词汇。

A. Guarantee a consistent performance of the probe.

B. Maintain an uninterrupted movement of the probe.

C. To ensure continuous movement, the probe must be kept in motion.

A. “细节要求”部分给特殊材质的物品进行整理和排序提供特定方法。

B. “具体要求”部分描述了特殊材料的实体的一致性布局和辨别的方法。

C. “详细要求”部分提供了编排和标识特定主题材料的统一方法。

A. 进气口由很多部件组成，包括机头整流罩、涡流发生器以及管道。

B. 进气口由很多部件组成，包括前环形整流罩、涡流发生器以及电缆。

C. 进气道包括前环形整流罩、涡流发生器以及管路等部件。

A. 打开左（右）系统面板L42（R42）。

B. 打开左（右）组件面板L42（R42）。

C. 打开左（右）接近面板L42（R42）。

A. Make sure that the fuel tanks are correctly grounded.

B. The fuel tanks must be grounded.

C. Make sure that the oil tanks are on the ground correctly.

A. Check the fluid prior to mixing.

B. Prior to checking the fluid, ensure it has been mixed.

C. Never mix the fluid before testing.