The cementing material can not only solve some problems in filling of fullrangetailing, but also improve mining intensity and productivity.
应用铁铝型高水速凝材料不仅可解决矿山充填料不足、全尾充填存在的问题，还可提高采矿强度和生产效率。
In recent years, with the increase of the coal mining depth, intensity, rate and the exploitation scale, coal mining is under the serious threat of groundwater.
近年来，随着煤炭开采深度、开采强度、开采速度、开采规模等不断增加，煤炭开采受地下水威胁、危害日趋严重。
Along with the mining depth increasing, the frequency and intensity of the mine earthquake are increasing in the mine, which brings the huge stress to safe production.
随着开采深度的增加，现有矿震的矿井发生矿震的频率和强度都在不断增加，给安全生产带来巨大压力。
To alleviate the technique intensity and workload in building geometrical mine model, a mining feature library for building 3d mine model is developed.
为了降低矿山几何建模的技术强度及工作量，开发了一个用于矿山三维建模的采矿特征库。
Hydraulic coal mining offers the merits of being simple in process, high in adaptability, less in labor intensity and easy in management.
水力采煤具有工序简单、适应性强、劳动强度小、便于管理等优点。
Hydraulic coal mining offers the merits of being simple in process, high in adaptability, less in labor intensity and easy in management.
水力采煤具有工序简单、适应性强、劳动强度小、便于管理等优点。
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