轮机英语【二三管】题库

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Diesel engine are remarkably simple in principle and require little in way of________, although what...

Diesel engine are remarkably simple in principle and require little in way of________, although what little is required is essential to a long life.
  • A.cleaning the lubricating oil filters and seeing that their strainer inserts are free from defects.
  • B.the routine maintenance to the diesel engine
  • C.the running hours of the diesel engine at full speed
  • D.the use of heavy fuel oils containing asphalt
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When bilge water is heated in a holding tank, which one of the following statements is not accurate?
  • A. The high temperature facilitates primary gravity separation
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  • C. The high the temperature is, the more the top oil will be collected
  • D. The high temperature has little use on the separation of emulsified oil
4 单选题 1分
Electrical circuits are protected against overheating by means of a/an( ).
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When fighting a spreading fire resulting from a broken fuel line, you should FIRST
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