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The expansion tank for a diesel engine closed cooling system is designed to maintain a constant head on the system and （）.

单选题
2022-01-04 06:32
A、reduce water temperature
B、reduce water turbulence
C、provide an air cushion
D、allow for an increase in water volume as the engine warms u
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正确答案
D
试题解析
标签： 船舶动力装置 海船船员考试
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