The cementing material can not only solve some problems in filling of fullrangetailing, but also improve miningintensity 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。
2
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.
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.