Journal of Mining and Safety Engineering ›› 2022, Vol. 39 ›› Issue (3): 598-606.doi: 10.13545 /j.cnki.jmse.2021.0377

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Stability quantitative evaluation and grading support technology of roadway surrounding rock in small and medium coal mine

  

  • Online:2022-05-15 Published:2022-07-05

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