Keyword [Pre-split Blasting] Result: 1 - 9 | Page: 1 of 1 1.  Intelligent Study On Parameter And Crack Analysis Of Rock In Pre-split In Blasting 2.  Active Relieving Control Of Hard Roof Over Gob-side Entry Retaining In1100m Deep Mine 3.  The Theory And Practice Research On Deep Hole Pre-split Blasting Of Open-off Cut Of Fully Mechanized Caving Face 4.  Research On Ground Stress Control Action Of Gas Permeability Of Coal Seam 5.  Research And Application Of Horizontal Deep Hole Advanced Pre-splitting Blasting Technology For Hard Rock Wall Inside Fully Mechanized Mining Face 6.  Study On Stress Distribution And Deformation Characteristics Of Roadside Backfilling Body For Gob-side Entry Of Fully-mechanized Caving And Optimization Of Roof Pre-split Blasting Angle 7.  Numerical Simulation And Optimization Of The Relationship Between Hole Spacing And Aperture Multiple In Presplitting Blasting 8.  Research On Optimization Of Key Parameters Of Cutting-top Relief Pre-splitting Blasting In Roadway Remaining Along Goaf 9.  Research On Deep Hole Pre-split Blasting And Anti-reflection Technology In Wenjiaba No. 1 Mine   <<First  <Prev  Next>  Last>>  Jump to

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