3003.升降舵的行程受升降舵动力控制组件的行程限制。

A. 拆卸前用润滑脂润滑 V 型卡箍。

B. 在安装 U 型卡箍前先做润滑。

C. 安装前用润滑脂涂抹 V 型卡箍。

A. Misunderstanding will occur if a word is only understood by a large amount of people in a special technical area.

B. If a word is only known by quite a small amount of people in a special technical field,there will be communication interference.

C. If a word is only understood by a very small number of people in a specific technical area,it will cause interference in communication.

A. Do a thorough check of the hydraulic system.

B. Do a check of the hydraulic system carefully.

C. Do a check of the hydraulic system again.

A. 检查所有的部件和液力管路连接。

B. 检查所有的部件,液力接头和连接管路。

C. 连接全部零件和液力管路。

A. Check the bypass valves.

B. Close the isolating valves.

C. Inspect the check valves.

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. 在室温固化密封胶。

B. 恒温固化密封胶。

C. 常温下确保密封胶固化。

A. Obey the safety precautions when you do work with high voltages.

B. Obey the safety warnings when you do work with high impedance.

C. Obey the safety cautions when you do work with high capacitance.

A. The function of this special tool is to remove the shims.

B. The purpose of this special tool is to extract the bushing.

C. The function of this special tool is to extend the washer.

A. The generators supply a three-phase voltage.The frequency of this voltage increases when the generator rotor speed increases.

B. The rate of the three-phase voltage generated by the generator is proportional to the rotational speed of the generator rotor.

C. The frequency of the three-dimensional voltage produced by the generator is changed with the rotational speed of the generator rotor.