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比萨斜塔为什么不会倒？千古之谜终于揭开
source link: http://tech.sina.com.cn/d/n/2018-05-21/doc-ihaturft5467654.shtml
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来源：蝌蚪五线谱为什么比萨斜塔看着似乎要倒了要倒了，却仍然在600多年的历史、无数次的大地震中屹立不倒？最近，一个工程师团队终于解开了这个谜题。这次研究由罗马大学发起，通过分析现有的结构与地震资料记录，并对建筑材料的物理、机械、化学性质，以
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