轮机英语【大管甲类】题库

单选题 1分

In a diesel engine, when the fuel is injected into the cylinder, _____________.

  • A. the piston is just coming upward from the bottom dead center.
  • B. the piston has moved about one-fifth of the way up.
  • C. the piston has moved most of the way up and almost reached the TDC.
  • D. the piston has just past the TDC.
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轮机英语【大管甲类】-题库

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相关试卷

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
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