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（）uses one or two high pressure pumps for all the ...

海船船员考试

单选题

（）uses one or two high pressure pumps for all the cylinders with one more standby, while（）have a separate high-pressure pump for each cylinder.

发布日期：2021-03-22

A.A common rail engine；conventional engines

B.A conventional engine；common rail engines

C.A marine diesel engine；most other engines

D.A two-stroke engine；four-stroke engines

标签： high pressure pumps cylinders standby

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