Study on the laws of the mine pressure appearance of the large tilt angle compound mining in Ⅱ661 Work Face of Liuqiao Coal mine李效军, 吴徇14-17
Conclusions compared using Singularity -point Couple JR and Positive -negative Phase JR for distinguishing rock from coal李旭, 顾涛21-24
Study on some key problems of the grid - connected main ventilator in the deep reconstruction and extension at Kongzhuang Mine姚向东, 梁红立, 倪文耀28-32
Study on protection layer exploiting technology and press released area of wugou coal mine焦殿志, 王志亮36-39
The study of supporting parameter design of bolt in the coal tunnels of Yujialiang coal mine张金山, 丛利40-43