轮机英语【二三管】题库

单选题 1分

The depth of the ship below the waterline measured vertically to the lowest part of the hull is call...

The depth of the ship below the waterline measured vertically to the lowest part of the hull is called____.
  • A.tonnage
  • B.trim
  • C.draft
  • D.lean
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2 单选题 1分
Small oil spills on deck can be prevented from contaminating any waters by____.
  • A.plugging all scuppers and drains
  • B.thoroughly draining all bunkering hoses
  • C.regularly emptying all drip pans
  • D.placing floating booms around the ship
3 单选题 1分
The main purpose of warming up the main engine is____.
  • A. to reduce heat stress
  • B. to reduce low temperature corrosion
  • C. to improve firing and starting performance
  • D. for fuel saving
4 单选题 1分
In order to reduce the chance of detentions ships should routinely verify the following except for____.
  • A.fan damper operation is smooth and operates through the full range of open to close、
  • B.fan damper locking pins are free to be removed without significant effort、
  • C.fan damper operating handles are free to move without significant effort、
  • D.fan damper are properly coated with white paint、
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轮机英语【二三管】-题库

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