The gas geology characteristics of II1 coal seam in Liangbei No.2 coal mine,Yuzhou coalfield,Henan province陈良立, 刘庆献, 李惠杰, 马敏125-130
The discussion about numerical simulation model's left-right boundary position of mining engineering陈晓祥, 韦四江153-158
Structural characteristics of triangle carbon mineral from Sujiquan graphite ore deposit, Xinjiang province,China冯有利, 于立竟, 李丽, 秦朝建159-162
Reflectance on the origin of deformed coal in Ⅱ1 coal bed in the coal field of west Henan province谢洪波, 徐亚富, 康继武163-167
Relations between tectonic evolution and coalbed methane content in Gushan coal mine of Xinggong coalfield林晓英, 苏现波, 颜少权168-172
Water level dynamic analysis of Binhai new area Guantao geothermal resources in Tianjin田光辉, 林建旺, 阮传侠, 王心义173-176
The controlling factors and abnormal forming mechanisms of geothermal field in Biyang depression符勇, 张友安, 王万新177-181,210