V2EX camshaft

Camshaft

定义 Definition

凸轮轴:发动机中的关键轴件,上面带有凸轮,用来按一定时序推动气门机构,从而控制进气门和排气门的开启与关闭。(该词也可泛指带凸轮用于控制运动的轴。)

发音 Pronunciation

/kmft/

例句 Examples

A worn camshaft can cause the engine to run rough.
磨损的凸轮轴会导致发动机运转不平稳。

The mechanic inspected the camshaft timing to ensure the valves opened at precisely the right moments.
技师检查了凸轮轴正时,以确保气门在精确的时刻开启。

词源 Etymology

camshaftcam(凸轮)+ shaft(轴)构成的复合词。cam 在机械语境中指用非圆形轮廓把旋转运动转化为往复/间歇运动的部件;shaft 指传递扭矩或支撑旋转的轴。合在一起即“带凸轮的轴”,在内燃机领域特指控制配气机构的凸轮轴。

相关词 Related Words

文学与作品 Literary Works

  • **D.H. Lawrence《儿子与情人》(Sons and Lovers)**(涉及矿区与工业环境描写时常出现各类机械零部件词汇,在相关语境中可见 shaft 等机械用语;camshaft 作为更专门的汽车发动机术语,多见于技术写作与工业题材文本。)
  • **Robert M. Pirsig《禅与摩托车维修艺术》(Zen and the Art of Motorcycle Maintenance)**(作品中频繁出现与机械维护相关的词汇;具体版本与段落中可能出现发动机零件术语,用于呈现“修理/理解机器”的主题。)
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