...ition Region of High Stress(高应力区复杂条件下煤巷的施工与支护方式的选择) Gas Explosion and Prevention(瓦斯爆炸及其预防) Exploiting Technology Practice of Elevation Angle at Fully-mechanized Coal Winning Working Face(大倾角综放工作面开采技术...
Dynamicalcharacteristicsofgasexplosionand itstransmissionprocessduringthe course ofcoalresourceexploitation were studied, and the preventivemeasures og gas explosion were discussed.