Journal of Mining and Safety Engineering ›› 2025, Vol. 42 ›› Issue (5): 1129-1140.doi: 10.13545/j.cnki.jmse.2025.0022

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The law of overburden failure and water conservation mining method of extra thick coal seams covered by extremely thick soil layers

  

  • Online:2025-09-15 Published:2025-09-16

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