Research on the Filling of Large Mined-out Area and the Recovery of Residual Ores in High and Steep Slope

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Research on the Filling of Large Mined-out Area and the Recovery of Residual Ores in High and Steep Slope

SU Yi-苹, SONG Wei-Dong, ZHANG Chao-Lei

Metal Mine . 2011, (05): 53 -56 .