1Research Progress and Prospect on Influencing Mechanism of Groundwater to Artificial Formation Freezing ProcessRONG Chuanxin, WANG Bin, CAO Yi, LONG Wei1-92Engineering Practices on Mine Freezing Shaft Lining in Ultra Deep Alluvium and Plan Design OptimizationZENG Fanwei, ZHOU Hougan, ZENG Fanyi, WANG Chunjiang, HAO Hailin10-143Screw Type Support Structure Applied to Underground Freezing Excavation EngineeringLIU Dongqi15-18,244Study on Vacuum Tube Temperature Insulation Technology Applied to Ground Freezing of Mine Inclined ShaftZHANG Qingwu, HU Zujun19-245Analysis on Extreme Heavy Rainfall Effected to Circling of Freezing Wall in Shallow Top Soil Section of Mine ShaftZENG Fanyi, ZHAO Zhiguo, WANG Chunjiang25-316Analysis Study on Freezing Effect of Large Cross Section and Long Distance PassageHUANG Baolong, HAN Yufu, YANG Zhigang, ZHANG Song, WEN Hanhong, WEI Kedong, YANG Ning32-407Quantitative Study on Influencing Factors of Water Migration in Artificial Frozen Soil in Open SystemWANG Lei41-50,558Ground Freezing Technology Applied to Mine Shaft Passed Through Deep and Thick Complicated Surface Soil SectionWANG Daojun, WAN Yuanchao51-559Study on Engineering Geology of Xipang New Mine Ventilation Shaft Based on Tests of Conventional Soil and Freezing SoilLI Fang56-6010Freezing Reinforcement Design and Temperature Field Regulation Analysis on Contact Passage under River BottomZHANG Liang, XU Shurong61-6411Study on Design Optimization of Long Distance Cold Transportation and Freezing System for Bulk Volume Freezing ProjectYANG Zhigang65-70