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About the jacket water, that of the auxiliary engi...

海船船员考试

单选题

About the jacket water, that of the auxiliary engines usually（） is circulated by pumps, and the main engine usually （）

发布日期：2021-03-22

A.an engine-driven；as well

B.an engine-driven；has an independent pump

C.an independent；as well

D.an independent；has an engine-driven pump

标签： jacket water auxiliary engines circulated

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