潘尼杨煤矿一直使用露天开采法进行开采。
矿床开采中露天与地下的联合开采法得到了广泛的应用。
The combined oPen pit and underground mining system has found wide application in depeit mining.
具突出危险性的厚煤层采用综采放顶煤开采法对消突是有积极作用的。
Finally, the paper considers that the fully mechanized coal caving mining is helpful to control outburst hazard.
应用推荐