Scientific analysis on sublevel caving in thinner of the steep close and thick seam石平五, 漆涛, 张嘉凡, 王拴存, 田英男385-387
Study of dynamic pressure mechanisms and laws of fully mechanized sub-level caving in extremely thick coal seam周英, 南华, 李化敏, 戴永浩388-391
Water and soil loss assessment of the dump in large opencast mine in loess area韩武波, 马锐, 白中科, 魏忠义400-404
Testing mensuration of the vertical component deviation of phase center of GPS antenna combinations高伟, 徐绍铨, 李利413-417