It is of important significance to the study of the open pit slope stability, underground mining method and mining sequence in open-pit and underground combined mining.
这对研究矿山露天地下联合开采过程中的露天矿边坡稳定性、地下采矿方法和开采顺序等有重要的意义。
This paper presents the concept of surface-underground combined mining method and discusses the difference from combined open-pit and underground mining.
阐述了露天-地下联合采矿法的概念及其与传统的露天-地下联合开采的区别。
This paper presents the concept of surface-underground combined mining method and discusses the difference from combined open-pit and underground mining.
阐述了露天-地下联合采矿法的概念及其与传统的露天-地下联合开采的区别。
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