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比萨斜塔变直4cm,这个800多年的豆腐渣工程全身都是传感器

 5 years ago
source link: https://news.cnblogs.com/n/613364/
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意大利著名建筑比萨斜塔,这个相传当年伽利略做自由落体试验的场地,正在,很,缓,慢,地,变直。最近,意大利比萨斜塔的监测小组专家对外表示,比萨斜塔在过去20年里逐渐纠正了4厘米(1.57英寸)的倾斜,并且整体结构依然很健康。比萨斜塔曾经是「弯曲」的比萨斜塔始建于1173年,距今已超

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