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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

A cast steel strong back is fitted in way of the combustion space to help absorb （）.

A.flame temperature
B.fuel oil
C.air movement
D.gas forces

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