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Excessive lube oil consumption by a reciprocating air compressor can be caused by （）.

单选题
2022-06-28 22:52
A、using a slightly dirty air filter
B、using oil having an excessive viscosity
C、intercooler or after-cooler leaks
D、carrying the oil level higher than normal
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正确答案
D
试题解析
标签： 船舶辅助机械
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