1Study on the Supporting Technology of the Protected Layer Mining Roadway in the upward Mining of Short Distance Coal SeamLIU Run, YUAN Wenhua, HONG Ke, JI Lianjie, MENG Long1-62Optimal Selection and Application of Cooling Solution to High Temperature Coal Mining Face in Deep MineLIU Guangyi7-12,63Study on Excavation Sequence Adj ustment of Shallow Depth and Underground Excavated Large Cross Section Tunnel in Water-rich and Weak StratumYANG Ning, FU Cai, YANG Zhigang, WEI Kedong13-204Intelligentialized Design of Dahaize Mine Water Drainage System Based on PLCGUO Gang21-245Separate Steel Mould Trolley Applied to Concrete Lining Construction of Curve Section in TunnelWU Weidong25-296Study on Numerical Simulation to Forecast Pit Inflow in Mine with High Complicated Karst WaterLIU Dajin, HE Wen30-357Experiment and Analysis on Optimum Mixture Performance of Cement-based Grouting MaterialZHANG Fa, MA Qinyong36-42,358Numerical Calculation and Analysis of Freezing Temperature Field in Central Ventilation Shaft of Linhuan Coal MineZHOU Weijun, WU Yang, RONG Chuanxin, WANG Bin43-489Analysis on Interaction System Seismic Response between Coal Piling and Coal Silo Based on Time History Analysis MethodWU Chunye49-53,6510Analysis on Seepage Velocity under Triangle Pipe Arrangement Effected to Ground Freezing Development LawSUN Tao, RONG Chuanxin, WANG Bin, SUN Shicheng, LONG Wei, ZHANG Shiqi54-5911Test and Analysis on Intermediate Principal Stress Effected to Mechanical Characteristics of Freezing ClayZHU Linli, MA Qinyong60-6512Experimental Study on Physical and Mechanical Properties of Intensely Weathered Granite Residual Soil in GuangzhouSI Yanqiang, WANG Hua, CHEN Zhenguo, LIANG Min, XU Huibin66-70,29