Journal of Mining & Safety Engineering ›› 2017, Vol. 34 ›› Issue (4): 678-683.

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Mechanism of water hazard caused by the secondary separation in the overburden stratum of the fully mechanized coal face

  

  • Received:2015-09-28 Online:2017-07-15 Published:2017-08-08

Key words: water formed by overburden stratum separation, secondary hazards, mechanical analysis