In motor ship, _____ is often used to recover some of the heat carried in the exhaust gases from the main engine.

题库:二管轮 类型:最佳选择题 时间:2019-02-19 18:37:56 免费下载:《第二章 船舶辅助机械》Word试卷

In motor ship, _____ is often used to recover some of the heat carried in the exhaust gases from the main engine.
A.an diesel oil heater
B.a waste heat boiler
C.a fresh water generator
D.all the above

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