Numerical simulation of influence of ultra depth on bench blasting in open-pit mines
ZHANG Yuan-juan;HUANG Jin-xiang;LI Mei;College of Safety Science and Engineering;Henan Polytechnic University;School of Safety Engineering;Henan Institute of Engineering;School of Mechano-electronics Engineering;Beijing Institute of Technology;School of Resource and Environment Engineering;Wuhan University of Technology;
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Hazards of pit slope in Jinning Phosphate Mine and its prevention
LI Shu-jian;ZHANG Yi-ping;Mining College of Guizhou University;Guizhou Key Laboratory of Comprehensive Utilization of Non-metallic Mineral Resources;Guizhou Engineering Lab of Mineral Resources;