Journal of Mining and Safety Engineering ›› 2023, Vol. 40 ›› Issue (2): 313-321.doi: 10.13545/j.cnki.jmse.2021.0601

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Time and space effect of water gushing from drainage borehole in coal mine and controlling drainage to prevent roof water disaster in coal seam

  

  • Online:2023-03-15 Published:2023-04-18

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