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Keyword [hard rock]
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1. Study On Instability And Time Dependence Of Pillar In Hard Rock Mass
2. Study On Matrix PDC Coring Bit Based On Hard Rock Drilling
3. Rock Splitting Mechanism Numerical Simulating Analysis Of The Rock Drill-splitter
4. Technical Study And Application On Middle Deep Hole Smooth Blasting For Hard Rock Tunnel
5. Study On Coalseam Mining Safety Under ShiTanGou River Of ShanMuShu Coal Mine
6. Study On Support Technology Of Roadway In Hard Rock At Depth
7. Study On Failure Law And Support Technique Of Straticulate Roof Of Hard Rock
8. The Mechanical Property And Parameter Optimization For Cutting Mechanism Of Vertical Axis Hard Rock Roadheader
9. The Study Of The New Pick Vibrational Cutting Performance
10. Research Deep Hole Cut Blasting In The Freezing Shaft Bedrock Section Of Hard Rock
11. Research On The Roof Failure Mechanism And Support Technique Of Roadway In Ultra-km Layered Hard Rock Mass
12. Research On The Safe And Efficient Blasting Technology Of Hard Rock Roadway With Large Section In Deep Coal Mine
13. Gently Inclined Hard Rock Deposits Goaf Roof Falling Regulation
14. Research On Radical Instability Of Freezing Pipe In Hard Rock
15. Study On Rockburst Proneness Induced And Control Instability Of A Certain Hard-rock Mine Stoping Without Level Pillars
16. Experimental Investigation On New Style Of Cemented Carbide Bits And Drilling In Hard Rock
17. Study On The Inrush Mechanism Of The Water In Bed Separation Due To Repeated Coal Mining Under Hard Rock
18. Study On Mechanism And Application Of Hard Rock Brittle Failure Process
19. The Technology Study On Long-hole Pyramid Cut Blasting In Hard Rock Vertical Shaft
20. Evolution Mechanism Of Damage Of Goaf In Deep Hard Rock Mines And Its Stability Control
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