Font Size: a A A
Keyword [Protection layer]
Result: 1 - 20 | Page: 1 of 2
1. Theories And Tests Of Stereo Gas Drainage For Outburst Prevention Under Closed Distance Seam Group With Protection Layer Mining
2. Study On Protection Scope And Effect Factors In Exploiting Steep Under-Protection Layer
3. Research On Effect Law Of Coal Seam Penetrability After Mining Protection Layer
4. Research On The Technique Of Paste-method Sherardizing With Protection Layer
5. Technique Of Gas Control During Mining The Protection Layer In Multi-seams Of Low Permeability
6. Study On The Technology Of Pressure-relief Permeability Increasing Caused By The Protection Layer Mining In Changping Mine
7. Based On Field Test To Research Variation Regularity Of Gas Pressure And Content In Mining Under Protection Layer
8. Construction Quality Control And Durability Design Of A Mine Concrete Wall
9. The Research On Mechanical Characteristics Of Surrounding Rock And The Influence Of Interlayer Distance In The Process Of Protection Layer Mining
10. Research On The Protective Layer Mining Of The Coalseam3of Xuecun Coal Mine
11. Human Reliability Research Of Operation And Maintenance Crew In Oil Refining Production
12. The Effect Of Pressure Relief Range Of Protective Layer Mining And Protection Research
13. Study On Effection And Range Of Mining Under Protection Layer In Dashu Coal Mine
14. Research On Pressure Relief Features And Gas Migration Regularity Of Single Thick Coal Seam Under Condition Of Lower Protective Layer Mining
15. Research On The Impact Damage Of Carbon Fiber Reinforced Epoxy Composite With Copper Mesh Protection Layer
16. Study On Preparation And Reliability Protection Of Silver Nanowires Transparent Electrode
17. Fabrication Of SiNW Covered With SiQD Or SnO2 Protection Layer And Study Of Their Photoelectrocatalytic Properties
18. Study On Protection Layer For Precision Improvement Of Hot Forging Of Bevel Gear
19. The Development And Characterization Of High-value Products From Squid Viscera
20. Study On The Prevention Method Of Rock Burst By Protection Pressure Relief In The Nearly Vertical And Extremely Thick Coal Seams
  <<First  <Prev  Next>  Last>>  Jump to