无底柱分段崩落法沿脉进路大断面巷道稳定性数值模拟

无底柱分段崩落法沿脉进路大断面巷道稳定性数值模拟的英文翻译

基本释义

• A Numeric simulated test of the stability with large section entrance of sublevel caving of the arrangement of mining entrance along the run of the ore vein