金属矿山地下采空区问题研究现状与展望 |
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| 程力,刘焕新,朱明德,吴钦正 | ||||||||||||||||
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Current Situation and Prospect of Research on Underground Goaf in Metal Mines |
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| Li CHENG,Huanxin LIU,Mingde ZHU,Qinzheng WU | ||||||||||||||||
| 表3 不同采矿方法空区成因、特点及处理方法 |
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| Table 3 Causes,characteristics and treatment methods of goafs with different mining methods |
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