金川二矿区+1 000 m中段水平矿柱回采方法研究
Study on Mining Method of Horizontal Pillar in the Middle Section of +1 000 m in Jinchuan No.2 Mining Area
金川二矿区+1 000 m中段水平矿柱回采方法研究 |
| 寇永渊,李光,邹龙,马凤山,郭捷 |
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Study on Mining Method of Horizontal Pillar in the Middle Section of +1 000 m in Jinchuan No.2 Mining Area |
| Yongyuan KOU,Guang LI,Long ZOU,Fengshan MA,Jie GUO |
| 图7 水平矿柱回采过程中各分段位移对比图 |
| Fig.7 Comparison diagram of displacement in different section during horizontal pillar mining |
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