Comprehensive gas control in high production and high efficient fully mechanized caving face of Tangshan mine田云, 贺艳涛, 杨居友, 徐振利1-4
Determination of optimized distance between two discs for vertical series disc pipeline conveyor张安宁, 尹中会, 许峰8-10
Pressure releasing and gas drainage with long bore hole in roof overburden of fully mechanized caving face姚金林14-17
Test and research on safety mining depth applied to coal mining under building structure刘成录, 徐乃忠, 谢海峰18-20
