岩石风化程度划分表 M,PZ|=V6a
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关于如何正确划分岩石风化程度等级的探讨 -[x^z5Ee`
http://xueshu.baidu.com/usercenter/paper/show?paperid=ce1fd284859a5ab7552447ee3f1fb37b&site=xueshu_se <vA^%D<\~
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