Which of the following words is 发电机?
A. Main engine
B. Steam engine
C. Auxiliary engine
D. Generator engine
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Which of the following words is 齿轮泵?
A. Gear pump
B. Centrifugal pump
C. Ejector pump
D. Reciprocating pump
What's English for 锚机?
A. Windlass.
B. Mooring winch
Crane
D. Hydraulic motor
What's English for 锅炉?
A. Tank
B. Cooler
C. Air bottle
D. Boiler
What's English for 热交换器?
A. Heat exchanger
B. Lube oil cooler
C. Fresh water generator
D. Jacket water cooler
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