A Method of Three-dimensional Mining-exploiting Combination during Transition from Open-pit to Underground Mining in Hainan Iron Mine

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A Method of Three-dimensional Mining-exploiting Combination during Transition from Open-pit to Underground Mining in Hainan Iron Mine

LI Hai-Ying, REN Feng-Yu, ZHOU Sheng-Li, WANG Chun-Xian

Metal Mine . 2016, (08): 24 -27 .