露天转地下不扩帮延伸采矿方法研究

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徐帅, 李元辉, 高振领, 戴星航

Study on the Extension Mining Method without Expansion Side Slope during Transition from Open-pit to Underground Mining

XU Shuai, Li-Yuan-Hui, GAO Zhen-Ling, Dai-Xing-Hang

金属矿山 . 2011, (08): 41 -44 .