采动影响下特厚煤层巷道围岩支护技术
DOI:10.13347 /jki.mkaq.2021.02.020吕坤.采动影响下特厚煤层巷道围岩支护技术[J].煤矿安全,2021,52(2): 105-112.LYU Kun. Surrounding rock support technology of extra thick coal seam roadway under the influence of min-ing[j]. S...
2023-07-11 42 0
DOI:10.13347 /jki.mkaq.2021.02.020吕坤.采动影响下特厚煤层巷道围岩支护技术[J].煤矿安全,2021,52(2): 105-112.LYU Kun. Surrounding rock support technology of extra thick coal seam roadway under the influence of min-ing[j]. S...