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21. Research On Reasonable Width And Support Technology Of Small Coal Pillar Mechanized Top Caving Mining Of Extra Thick Coal Seam
22. Study On Deformation Law Of Overlying Strata Induced By Mining In Main Coal Seam Of Xiaobaodang No.1 Well
23. Surface Subsidence Prediction Model Of Strip Filling Mining In Yushenfu Mining Area
24. Study On The Influence Of Roof Drainage On Weighting Step In Hulusu Coal Mine
25. Analysis Of Overlying Strata And Surface Deformation In Strip Mining Under Thick Conglomerate
26. Analysis Of Surface Deformation In Thick Coal Seam Mining Under Super Thick Conglomerate Strata
27. Research On The Evolution Law Of Overlying Fissures In Shallow Coal Seam Mining Under Karst Cave Landform
28. Research On Effect Mechanisms Of Mining Speed On Mining Induced Influences Around Deep Working Face With Thick-hard Roof
29. Research On Hydraulic Fracturing Technology For Extremely Thick Rock
30. Mining Subsidence Analysis Of Inclined Coal Seam Based On Key Layer Theory
31. Research On Overburden Movement And Fracture Field Evolution Under The Coal Pillar In 8309 Working Face Of Tongxin Mine
32. Study On The Overburden Fracture Evolution Law Of Repeated Mining In Coal Seam Group Of Hanjiawan Coal Mine
33. Study On The Evolution Of Overlying Rock Fractures And Gas Enrichment During Fully Mechanized Caving Mining In Dafosi Coal
34. Study On Overburden Activity Law And Support Type Selection Of 110301 High Mining Height Fully Mechanized Mining Face In Jinjiaqu Coal Mine
35. Jianzhuang Mining 4-2302 Working Face Support Pressure And Study On The Law Of Mineral Pressure Manifestation
36. Roof Deformation Law And Separation Analysis System Development Of Deep Mine Roadway With Strong Mine Pressure In Hulusu Mine
37. Research On The Influence Of Key Layer On The Failure Characteristics And Crack Evolution Of Overburden Rock Under Repeated Minin
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