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全部科目 > 水路交通运输技能考试 > 海船船员考试 > 船舶管理(轮机专业) > 轮机英语 > 船舶动力装置

单项选择题

In a naturally aspirated diesel engine, the volume of air intake is directly related to engine （）.

A.compression ratio
B.valve size
C.fuel pressure
D.cylinder clearance volume

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