]*>","")" /> Determining Gas Extraction Effective Radius of Bore-hole in Coal Seam by Numerical Simulation and SF6 Gas Tracer Method

China Safety Science Journal

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Determining Gas Extraction Effective Radius of Bore-hole in Coal Seam by Numerical Simulation and SF6 Gas Tracer Method

  

  • Online:2013-01-20 Published:2013-01-25

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