Grouting Reconstruction Design of Strong Water-rich Coal Seam in Balasu Coal Mine
The 2# coal in Yuheng northern district is aquifer, which has the characteristics of high water pressure and strong water content. It brings serious safety problems to shaft construction in many coal mines in Yuheng northern district. In order to solve the problem of strong and rich water in coal s...
Furkejuvvon:
| Váldodahkki: | |
|---|---|
| Materiálatiipa: | Artigo |
| Giella: | Chinês |
| Almmustuhtton: |
Editorial Office of Safety in Coal Mines
2020-02-01
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| Ráidu: | Meikuang Anquan |
| Fáttát: | |
| Liŋkkat: | https://www.mkaqzz.com/cn/article/id/6662 |
| Fáddágilkorat: |
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