V2EX camshaft

Camshaft

发音 Pronunciation

/km.ft/

释义 Definition

凸轮轴,一种发动机中的关键部件,上面装有若干凸轮,通过旋转来控制气门的开闭,从而调节发动机的进气和排气。

例句 Examples

The mechanic replaced the worn camshaft in the engine.
机械师更换了发动机中磨损的凸轮轴。

A broken camshaft can cause the engine to misfire and lose power, so it should be inspected regularly during routine maintenance.
凸轮轴损坏会导致发动机失火和动力下降,因此在日常维护中应定期检查。

词源 Etymology

该词由 cam(凸轮)和 shaft(轴)两部分组成。cam 源自17世纪的荷兰语 kam,意为"齿"或"梳子",指一种不规则形状的旋转部件,可将旋转运动转化为往复运动。shaft 源自古英语 sceaft,意为"杆"或"轴"。两词合在一起,描述了一根装有凸轮的旋转轴,是内燃机中不可或缺的部件,最早随着19世纪蒸汽机和内燃机的发展而广泛使用。

相关词汇 Related Words

文学与文化引用 Literary & Cultural References

  • 在亨利福特(Henry Ford)的自传 My Life and Work 中,凸轮轴作为汽车发动机核心部件被多次提及,反映了早期汽车工业的技术发展。
  • 在马修克劳福德(Matthew B. Crawford)的 Shop Class as Soulcraft 一书中,凸轮轴等机械部件被用来探讨手工劳动的价值与意义。
  • 该词在汽车文化杂志和赛车文学中频繁出现,尤其与高性能发动机改装相关,如描述"高升程凸轮轴"(high-lift camshaft)对动力提升的作用。
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