题目内容

What's English for 二氧化碳灭火系统?

A. Carbon dioxide extinguishing system.
B. Fire fighting station.
C. Portable extinguisher.
D. Wheeled extinguisher.

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A. Carbon dioxide extinguishing system.
B. Fire fighting station.
C. Portable extinguisher.
D. Wheeled extinguisher.

A. Portable extinguisher.
B. Fire fighting station.
C. Put out the fire.
D. Wheeled extinguisher

A. Fixed fire extinguishing system.
B. Fire fighting station.
C. Portable extinguisher.
D. Wheeled extinguisher.

A. The main engine is abnormal.
B. The auxiliary engine is abnormal.
C. The prime engine is abnormal.
D. This is the main reason for engine trouble.