V2EX damping

Damping

释义 Definition

damping 是一个名词/形容词,指"阻尼;减幅;抑制"。在物理学中,指振动或波动的能量逐渐减弱的过程;在日常用语中,也可表示"抑制、减弱"某种情绪或影响。

发音 Pronunciation

/dmp/

例句 Examples

The damping of the swing gradually brought it to a stop.
秋千的阻尼作用使它逐渐停了下来。

Engineers applied additional damping to the bridge structure to prevent resonance-induced oscillations during high winds.
工程师们在桥梁结构中增加了额外的阻尼,以防止强风引发的共振振荡。

词源 Etymology

damping 源自动词 damp,最早来自中古英语和日耳曼语系,原意为"蒸气、雾气",后引申为"使潮湿、使减弱"。加上 -ing 后缀,表示一种持续的减弱或抑制过程。在17世纪后,随着物理学和工程学的发展,damping 成为描述振动能量衰减现象的专业术语,广泛用于力学、电学和声学领域。

相关词汇 Related Words

文学与学术引用 Literary & Academic References

  • Lord Rayleigh 的经典著作《The Theory of Sound》中,damping 被大量用于讨论声波振动的衰减机制。
  • Richard Feynman 的《The Feynman Lectures on Physics》中详细讲解了 damping 在谐振子系统中的作用。
  • 工程学经典教材《Dynamics of Structures》(Anil K. Chopra 著)中,damping 是结构动力学分析的核心概念之一。
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