We have got good economic benefit by adopting the apply of multiple ceiling coal mining in the Mine Block of Hegang.
在鹤岗矿业集团公司应用综采放顶煤采煤法，取得了良好的经济效益。
It fundamentally differs from other methods by using as its' data set a geostatistically significant population of hardness data distributed across the mine block model.
和其他方法主要区别在于该工具使用的数据集是通过地质统计学的方法把大量的矿石硬度特性赋予到整个矿床模型中建立的。
The selection of depressurization method, practical implementation of depressurization engineering and the realization of smooth extraction of high stress difficult-to-mine block ar…
介绍了卸压方法的选择及卸压工程的具体实施，实现了小官庄铁矿高应力难采矿块的顺利回采。
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