fault coal 劣质煤
fault coal basin 断陷煤盆地
waterproof coal pillar of fault 断层防水煤柱
fault t coal 劣质煤
coal seam fault 煤层断层
coal-seam fault 煤层断层
coal control fault 控煤断层
fault coal line 断煤交线
fault coal basins 断陷煤盆地
Therefore, study on the deformation and breakage law of upper and down floor of coal layer, the character of formation, each fault factor are the key problem for prevention the water inrush.
因此，对煤层顶底板的变形破坏规律、构造特征以及断层各要素的研究都是防治奥灰岩含水层突水的关键问题。
The interrelated control of the fault structure, structural coal and gas outburst is the result of a long term function in the geological history and present structural stress field.
断层构造、构造煤分布及其与瓦斯突出的这种相互控制作用是地史上和现今构造应力场长期作用的结构。
The result indicated that close Lizhuang fault, coal fork, and sandstone top board was sensitive geology factor influencing gas outburst of the mine.
结果表明，封闭性李庄断层、煤层分岔、砂岩顶板是该矿瓦斯突出的敏感地质指标。
应用推荐