摘要
从原生沉积、后期改造、煤层的煤岩特征等方面分析了福建省无烟煤矿井高变质无烟煤瓦斯涌出的原因与预防预测的方法。
Based on the analysis of synchronous deposit,rework and characteristics of anthracitic coal seams in Fujian Province,the factors affecting gas emission and gas emission prediction method are discussed