Journal of Mining and Safety Engineering ›› 2021, Vol. 38 ›› Issue (6): 1091-1099.doi: 10.13545/j.cnki.jmse.2020.0448

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Distribution of advance abutment pressure and stress law of supporting components in three soft coal seam mining

  

  • Online:2021-11-15 Published:2021-12-06

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