轮机英语【二三管】题库

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____ should not undertake any task which will interfere with the supervision duties relating to the ...

____ should not undertake any task which will interfere with the supervision duties relating to the main machinery and associated equipment.
  • A. The watch keeping personnel
  • B. The person on a bunker barge
  • C. The chief engineer
  • D. Any of the above
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1 单选题 1分
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
  • B. Most of the oil and organic solvents are raised to the top layer
  • 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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  • C. diode
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When fighting a spreading fire resulting from a broken fuel line, you should FIRST
  • A. look for a CO2 extinguisher
  • B. use a soda acid extinguisher
  • C. shut off the fuel supply
  • D. smother the fire with rags
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