电子电气英语【电子电气员】题库

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_____ device is provided to prevent starting air from being admitted to the cylinder before the reve...

_____ device is provided to prevent starting air from being admitted to the cylinder before the reversing is completed.
  • A. An automatic
  • B. A transmission
  • C. A self-regulating
  • D. An interlocking
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1 单选题 1分
The main purpose of the piston oil scraper rings is to ______.
  • A. seal the space between the piston and the liner
  • B. reduce the amount of lube oil burned in the combustion chamber
  • C. transmit heat from the piston to the cylinder liner
  • D. damp out fluctuations of the piston side thrust
2 单选题 1分
_____ used to adjust the draft and center of gravity.
  • A. Ballast tank
  • B. Bridge
  • C. Bulkhead
  • D. Bunker tank
3 单选题 1分
4 单选题 1分
5 单选题 1分
VLCC stands for ______.
  • A. very large car carrier
  • B. very large cargo carrier
  • C. very large crude carrier
  • D. very large coal carrier
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相关试卷

第一章 船舶概论
第二章 船舶电气
第三章 轮机自动控制技术
第四章 船舶计算机网络
第五章 通信与导航设备
第六章 船舶管理