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Keyword [floor damage]
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1. Minging Research On Paste Filling Above Confined Aquifer In Daizhuang Colliery
2. Research On The Movement Law Of Floor And Roof In No.3 Coal Mining Face Of Changping Coal Mine
3. Research The Solidification Characteristics And Floor Stability Of The Backfilling Materials With Cement Fly ASH And Waste Rock
4. Study On Failure Characteristics Of Deep Coal Mining Floor
5. Analysis On The Rule Of The Mine Floor Disturbance Destruction And The Prediction Of The Damage Depth
6. The Floor Damage-fracture Mechanism Research On Mining Above Confined Water
7. Research On The Technology Of Upper And Lower Simultaneous Mining In Shallow Thin Bedrock Coal Seam
8. Study On Mining Roadway Arrangement And Support Technology In Ultra-close Multiple-seams Mining
9. Research On Failure Laws Of Floor Above Confined Aquifer In Fushan Coal Mine
10. 1413A Floor Surface Mining Deformation Failure And Water Prevention And Control
11. Study On Mining Failure And Characteristics Of Coal Seam Floor In Deep Working Face
12. Overburden Strata Movement And Ground Pressure Law Of Lower Seam In Close Seams
13. The Reserch Of Mining Under Safe Waterpressure And Floor Damage Depth Test In Liu Jia-zhuang Coal Mine
14. Research On Stability Mechanism And Control Of The Surrounding Rock Of Lower Coal Roadway In Close Distance Coal Seams
15. Research On Safe Mining Technology Of Confined Water In Pingmei Coal-? Mine
16. Research On Mechanism Of Preventing Floor Water Inrush In Confined Water Mining By Solid Backfill Mining
17. Structural Characteristics And Stability Evaluation Of Lower Slice Roof Under The Bifurcation Coal Seam
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