Journal of Mining and Safety Engineering ›› 2025, Vol. 42 ›› Issue (1): 229-238.doi: 10.13545/j.cnki.jmse.2024.0050

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Research on spatial-temporal evolution law of transverse fractures in upward long-distance protected layer based on PFC

  

  • Online:2025-01-15 Published:2025-01-18

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