论文部分内容阅读
通过对矿柱、矿房暴露面积的计算 ,得出了金岭铁矿的浅孔矿房结构参数 ,从而确保了浅孔矿房的安全生产
By calculating the exposed area of mine pillar and mine house, the structural parameters of shallow-hole mine house in Jinling Iron Mine are obtained, which ensures the safe production of shallow-hole mine house