The prediction of gas emission in deep area of mine field by multivariate linear regression analysis王永先, 曹焕举, 孙晓震246-249
Ground water flow field analysis and the feasibility study of choosing the drainage and decreasing pressure roadways in Gaozhuang mining areas闫章立250-252
The speedy drivage of the north wing double-track haulage roadway of Chengjiao coal mine曾凡伟, 赵龙钢, 宋文生, 宋来武258-261
The simulating experiment of extracting sublayer coal in Muchengjian colliery孙可明, 潘一山, 朱月明, 章兵262-264
Evaluation of searching for ores with geochemistry method in a copper and gold mine in Xinjiang张素兰, 阳虹265-268