轮机英语【轮机长】题库

单选题 1分

Large marine diesel engines of crosshead construction generally have two systems of lubrication,____...

Large marine diesel engines of crosshead construction generally have two systems of lubrication,______for cylinders and ______ for the running gear and cooling the pistons.
  • A. a circulating system; a total loss system
  • B. a total loss system; a circulating system
  • C. an opened system; a closed system
  • D. a closed system; an opened system
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第一章 船舶主推进装置
第二章 船舶辅助机械
第三章 船舶电气和自动化
第四章 船舶轮机管理业务
第五章 国际公约、规则
专项训练一
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