Improvement of Roadway Excavation Blasting Technology and Control Measures in Southeast Mining Area of Chambishi Copper Mine

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Improvement of Roadway Excavation Blasting Technology and Control Measures in Southeast Mining Area of Chambishi Copper Mine

ZHANG Lin, YI Hai-Bao, YANG Hai-Tao, ZHENG Xue-Min, HU Wen-Da

Metal Mine . 2019, (05): 48 -55 .