Keyword [protective range] Result: 1 - 5 | Page: 1 of 1 1.  Rational Protection Range Of Lower Protective Layer And Application In Pressure-relief Gas Extraction 2.  Effect Analysis On Pressure Relief And Applicationg In Pressure-relief Gas Extraction For Protection Seam Mining Of Thick Coal Seam 3.  Study On Deformation Law Of Coal-rock Mass And The Protection Range Of Under Underside Protective Seam 4.  Research On Protective Range And Protective Effect Of Stress Concentration Area Of Remaining Coal Pillar Mined By Short-range Protective Layer In Xinjing Mine 5.  Numerical Simulation And On-site Investigation Of The Influence Law Of Mining Pressure Relief In The Upper Protective Layer Of Puxi Mine   <<First  <Prev  Next>  Last>>  Jump to

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