1High Pressure Back Wall Grouting Technology for Water Sealing with Long Boreholes behind 1 000 Meter Deep Mine Shaft Lining1-4
5Test and Application of Accumulated Energy Directional Breaking Blasting Technology in Mine Roadway Excavation13-14
6Support System with Bolt-Steel Mesh-Reinforced Bar Concrete Shooting Applied to Construction of Coal Bin in Soft Rock15-17,20
10Generalized Strength Theory to Analyze Stability of Mine Shaft with Water Bearing Soft Weak Parting Surrounding Rocks28-30,7
13Test and Research on Soil Stress and Deformation Modulus Relationship between Crushed Stone Pile,Lime Soil Pile and Complex Pile39-43