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In general, the oil mist detectors include a built-in heating unit and a compact plug for electrical connectionThe function of heating unit is to （）

单选题
2022-06-28 14:47
A、avoid false alarms as a result of condensing water vapor
B、avoid danger of frost under very cold weather
C、reduce the viscosity of the crankcase atmosphere in order to improve the fluidity
D、keep the temperature of the oil mist detectors in an appropriate range
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正确答案
A
试题解析
标签： 船舶电气与船舶安全
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