2Study on simulation of caving and evolution law of roof strata of large mining height workface in shallow thick coal seam366-371
3Study on the mechanism and application of synergistic anchoring systems in roadway surrounding rocks372-378
4Elastic-plastic analytical solution for functionally graded material frozen soil wall with parabolic property under uniform load379-384
11Clay mineral and inorganic geochemical characteristics of Eocene Huadian formation in Huadian basin and their paleoenvironment implications416-423
14Structure characteristics and accumulation significance of nanopores in Longmaxi shale gas reservoir in the southern Sichuan Basin438-444
15Study on the measurement of ecological loss based on the net primary productivity in coal mines445-451
20Research and application of water gel explosive grain on coal mine gas extraction in coal seam deep hole blasting472-476