Layout of roadway under goaf based on scale effect of mining cross upper coal pillar
With the condition of contugous double-thick coal seams downward mining as the background, in view of the adverse effects of upper remaining coal pillars on the stability of mining roadway and stope, the field measurement and theoretical analysis are adopted to study the regional characteristics of...
I tiakina i:
| Ngā kaituhi matua: | , , , , , |
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| Hōputu: | Artigo |
| Reo: | Chinês |
| I whakaputaina: |
Editorial Department of Coal Science and Technology
2023-03-01
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| Rangatū: | Meitan kexue jishu |
| Ngā marau: | |
| Urunga tuihono: | http://www.mtkxjs.com.cn/article/doi/10.13199/j.cnki.cst.2021-0610 |
| Ngā Tūtohu: |
Kāore He Tūtohu, Me noho koe te mea tuatahi ki te tūtohu i tēnei pūkete!
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