2393.If the rotors stop suddenly,examine the intake for unwanted material.

A. 结构或设备的改装可以改变基本质量和重心坐标。

B. 结构或设备大修可以造成基本质量和重心协调的改变。

C. 基本质量和重心改变后需要进行结构或设备的改装。

A. 书写名词词组不能超过三个单词。

B. 写出三个单词以上的名词词组。

C. 写出的形容词词组要少于三个词。

A. 转动凸轮以松开管路。

B. 转动卡箍以使管路自由移动。

C. 转动卡箍以松开管路。

A. 前言中包括与 CAP 的程序关系,正常检查在产品说明中。

B. CAP 中要说明产品与正常检查之间的程序关系。

C. 前言中包含 CAP 与产品正常检验程序的关系。

A. The seat shall be lifted to leave the track locked.

B. Lift the seat until it is away from the track locks.

C. Eject the seat until it is isolated from the track locks.

A. Refer to the general information in addition to engine operation limits,guidelines and special procedures.

B. For general information,refer to engine operation limits,guidelines and special procedures.

C. Refer to engine operation limits,guidelines and special procedures besides general information.

A. To simplify the overall master wiring diagram to make it easy to understand,complex systems should be described in terms of functional interconnections.

B. The overall master wiring diagrams are too complex to be understandable,so the presentation of the systems shall be simplified and the interconnections should be plainly noted.

C. To make the wiring diagrams simplified and understandable,the complex systems should be described in system-functions.The connection of each system shall be presented clearly.

A. If you find damaged lines,restore them.

B. If you find loosen cables,fix them.

C. If you find broken wires,repair them.

A. Warnings,cautions and notes may be used to highlight or emphasize important points.

B. Highlight or underline the key points with alerts,attentions and comments.

C. Alerts,cautions and comments can be used to protrude or underline the key points.

A. The engine power control system manages and controls the main fuel control or synchronizer,which is inclusive of controls to the propeller modulator on a turboprop engine.

B. The engine power control system furnishes a means of controlling the main fuel control or coordinator,which includes controls to the propeller regulator on turbo-prop engines.

C. The engine power control system regulates and controls the main oil,coordinator and propeller regulator of a turboprop engine.