3Mathematical Feature of Coal Thickness Change Caused by Geological Structure and Its Evaluation and Prediction Method6-7,10
6Theoretical Study on Dynamical Characteristics of Single Particles in Impact-flow Dust Collector13-15
9Preliminary Study on Ecological Resiliency Technique for Dahongshan Iron Ore of Kunming Iron and Steel Co22-24
13Application of Rock After-peak Characteristics for Analyzing Support State of Roadway and its Countermeasures34-35
16Optimization Transformation of Development Ventilation System in North District of Tianchen Coal Mine42-43
20Practice and Application of Drainage-drivage Combined Technique in High Gassy Coal Seam with Outburst Hazard51-52