Fresh water is used for the cooling of cylinder jackets and () of the marine diesel engine.
时间:2019-04-14 03:35:00 关键词:for,the,coolingFresh water is used for the cooling of cylinder jackets and () of the marine diesel engine.
A.cylinder covers
B.lubricating space
C.crosshead
D.exhaust manifold
答案解析
A
举一反三