V2EX deflagration

Deflagration

释义 Definition

名词 (n.) 爆燃;快速燃烧。指一种亚音速的燃烧现象,火焰以低于音速的速度沿燃烧物质表面传播,与爆轰(detonation)相对。常用于化学、火药学和消防领域。

发音 Pronunciation

/dflren/

例句 Examples

The deflagration of the fireworks lit up the night sky.
烟花的爆燃照亮了夜空。

Engineers must carefully distinguish between deflagration and detonation when designing safety systems for chemical plants, as the two phenomena require fundamentally different containment strategies.
工程师在设计化工厂安全系统时,必须仔细区分爆燃和爆轰,因为这两种现象需要截然不同的防护策略。

词源 Etymology

源自拉丁语 deflagrare,由前缀 **de-**(向下、彻底)和 flagrare(燃烧)组成,字面意思是"彻底燃烧"。拉丁语 flagrare 也是英语单词 flagrant(公然的,原意"燃烧的")和 conflagration(大火)的词源。该词于17世纪进入英语,最初用于炼金术和早期化学领域,描述物质的快速燃烧过程。

关词 Related Words

文学作品引用 Literary References

  • 在儒勒凡尔纳的《从地球到月球》(From the Earth to the Moon)中,作者详细描述了发射炮弹所需的火药爆燃过程,多次使用 deflagration 来描写推进力的产生。
  • 在军事与工程类非虚构作品中,如詹姆斯巴里特的《我们最后的发明》(Our Final Invention)及各类火药学经典文献中,该词频繁出现,用以区分不同类型的爆炸现象。
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