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来自维基百科,自由的百科全书
黄土湿陷性,一般指黄土(原状土)遇水体积缩小而形成沉陷的现象。
解释黄土湿陷原因的观点各异,但归纳起来可分为外因和内因两个方面:外因就是水和荷载,内因是组成黄土的物质成分和其特有的结构体系[1]。其机理为部分水溶性物质溶解或黄土孔隙因水濅润而消失[2]。
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