Journal of Mining & Safety Engineering ›› 2017, Vol. 34 ›› Issue (1): 47-53.

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Control mechanism of roadway regenerated roof based on double load-bearing arches

  

  • Received:2016-02-29 Online:2017-01-11 Published:2017-01-06

Key words: regenerated roof, bearing arch, natural arch, shotcreting support, control mechanism