爆力运矿采矿法
Explosive ore-handling mining
采矿方法联合应用
Mining method combined application
采矿方法选择
Mining method selection
Selection of mining method
采矿方法优化
Mining method optimization
Optimization of mining method
Mining method optimiza-tion
采矿方法优选
Optimal selection of mining method
Optimal choice of mining method
optimizaiton of mining method
地下采矿方法
underground mining methods
Underground mining method
浅孔留矿采矿法
short hole shrinkage stoping method
short hole shrinkage mining
Short-hole Shrinkage Method
shallow shrinkage stoping
中间体衍生化方法方法
intermediate derivatization method