waste sand and gravel
废砂石
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废石尾砂胶结充填 cemented rock-tailings fill
·2,447,543篇论文数据,部分数据来源于NoteExpress
这种废石或碎石的行为与洁净的砂石或砾石相类似。
The behaviour of this waste or broken rock is similar to that of a clean sand or gravel.
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