Journal of Mining and Safety Engineering ›› 2022, Vol. 39 ›› Issue (2): 255-263.doi: 10.13545 /j.cnki.jmse.2020.0613

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Spatialand  temporal characteristics of overburden  fractures due to repeated  mining  in  close distance coal seams

  

  • Online:2021-03-15 Published:2022-04-14

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