Journal of Mining and Safety Engineering ›› 2021, Vol. 38 ›› Issue (5): 988-996.doi: 10.13545/j.cnki.jmse.2021.0134

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Fine identification of coal and gas outbursts based on electric potential inversion method ahead of driving face of deep mine

  

  • Online:2021-09-15 Published:2021-09-28