大新锰矿复杂空区群三维数值模型构建方法及胶结充填治理研究
高远,陈庆发,蒋腾龙

Research on Three-Dimensional Numerical Model Construction Method and Cemented Filling Treatment of Complex Cavities in Daxin Manganese Mine
Yuan GAO,Qingfa CHEN,Tenglong JIANG
表2 胶结充填成本与充填体强度
Table 2 Cementing cost and strength of filling body
胶固粉与尾砂配比动力与人工费/(元·m-3)尾矿砂/(元·m-3)水/(元·m-3)胶固粉/(元·m-3)充填成本/(元·m-3)90 d抗压强度/MPa
1∶44.554.801.83666.077.1865.65
1∶64.555.161.70146.257.6114.22
1∶84.555.341.67436.347.8642.96
1∶104.555.461.67429.741.3841.82