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徒手断铁水原理
更新时间: 2021-11-15 12:48:25  

徒手劈铁水的原理是莱顿弗罗斯特现象。莱顿弗罗斯特现象指的是当液体接触到温度远高于自身沸点的物体表面时,液体表面立刻沸腾就会产生一个蒸汽层,阻碍高温物体继续向液体传热,所以徒手劈铁水的人手上虽然没有任何防护,但手上还有汗水,汗水和铁水接触的瞬间产生了“莱顿弗罗斯特现象”,形成的蒸汽阻隔了铁水和手掌,从而避免灼伤。

关键词: 徒手 铁水 原理

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