题目内容

测试发电机

A. the engine room.集控室
B. test the generator.测试
C. Go ahead to front of the team.队的前面
D. Try the main engine.

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A. Chain drive.
B. Gear drive.
C. Motor drive.
D. Either chain drive or gear drive.

At 7-day's interval.
B. At 8-day's interval.
C. At regular interval.规律的间隔
D. Irregularly.不规则

A. Push the button of power supply .
B. Check everything .
C. Start oil pump.
D. Open the steam valve.

A. Check it carefully.
B. Change it with a new one.
C. Repair it.
D. Send it to the workshop.