Air compressor cylinder un-loaders enable the compressor to （）. -题库考试答案搜索网

Air compressor cylinder un-loaders enable the compressor to （）.

单选题

2022-07-10 23:27

A、vary their speed according to temperature and load
B、start and come up to speed before air compression begins
C、change speed according to overload demands
D、reduce compressed air charge density

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正确答案

B

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标签：船舶辅助机械

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