Preliminary Probing into Outburst Prediction Index in Wu9-10 Seam Excavated Face of No.10 Coal Mine in Pingdingshan魏风清, 张建国, 程伟8-11
Time Coefficient Balance Method Used in Calculating Out-flow of Gas in Working Faces张瑞林, 鲜学福, 王文为12-13
Practice of Controlling Gas from Long Distance High Drainage Mine of Goaf in 21121 Fully-mechanized Coal Winning Face of Shanjiaoshu Coal Mine邓德华, 顾有富16-18
Paths of Improving Output and Efficiency of Fully-mechanized Coal Winning Faces李金海, 冯舒, 李润河, 宋文官, 崔忠会, 韩锋19-22
Mathematical Statistic and Analysis for Water-preserving of Limestone and Prevention of Water Bursting陈安明29-31
