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Keyword [retaining]
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1. Study On The Technology Of Gob-side Entry Retaining With Longwall Top Coal Caving System And Its Application In Lu'an Mining District
2. Study On Excavation And Retaining And Protecting Designing And Enineering Decision-Making Of Alluvium
3. Study On Rock Structural Analysis And Control Technique For Gob-side Entry Retaining Under Typical Roof Conditions
4. The Safety Of The. Kaolin Mining Theoretical Analysis And Experimental Research
5. Study On The Key Technologies And Mechanical Model Of Gob-Side Retaining Entry
6. Research On Compatible Deformation Mechanism Between Backfill Body-Surrounding Rock And Gob-side Entry Retaining Technology
7. Research On Controlling Mechanism Of Surrounding Rock Stability Of The Secondary Gob-side Entry Retaining
8. The Syntheses And The Absorbing Power Of Water-Retaining Agent Cross-Linked By Ultraviolet Radiation
9. Study Of Theory And Experiment On The Small Coal Pillar Entry Retaining In Comprehensive Mechanization Caving Face
10. Study On The Method And Equipment Of Hydraulic Expansion With Additional Liquid For 300MWMn18Cr18N Retaining Ring
11. Testing Study On The Supporting Tunnel With Space Of Comprehensive Mechanized Coal Mining Method In The Jingyuan Mining Area And Its Application
12. A Mechanism Of Case-generating And Case-retaining In CBID System
13. Study On Synthesis And Application Of The New Dust-Depressor
14. Study And Application Of A High Polysaccharide-producing Strain
15. Study On The Technologic Parameter And Wear Model Of Retaining Ring In Chemical Mechanical Polishing Process
16. Studies On Ecological Restoration Techniques Of Flinty Slope Protection Of Town River
17. Study On Gob-side Entry Retaining Technical With Horizontal Section Top Coal Caving In Steep-inclined And Very Thick Seam
18. Reliability Analysis On Support Structure Of Gob-side Entry Retaining In Caving Face
19. Study On Roof Control Technology Of Gob-Side Entry Retaining In Guqiao Deep Mining
20. Experimental Study On Effects On Sediment Retaining And Ecosystem Of Sea-Buckthorn Plant Flexible Dams
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