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鲁伯特之泪为什么这么坚固

更新时间: 2020-10-31 00:00:00     

鲁伯特之泪坚固的的原因是:鲁伯特之泪头部的表面压应力高达700兆帕,几乎是大气压的7000倍,并且表面压缩层也很薄,大约是头部直径的10%。被俗称为“鲁珀特之泪”的这种玻璃有着奇妙的物理特性:泪珠本身比一般玻璃坚硬很多,能在8吨压力下不碎,然而,若是抓住其纤细的尾巴、稍微施加一些压力,那么整颗玻璃泪就会瞬间爆裂四溅、彻底粉碎。

关键词: 为什么 这么 坚固

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