Journal of Mining and Safety Engineering ›› 2026, Vol. 43 ›› Issue (2): 509-520.doi: 10.13545/j.cnki.jmse.2024.0523

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Study on the mix ratio and performance of gel-state sealing material for coal seam extraction boreholes

  

  • Online:2026-03-15 Published:2026-03-18

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