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...
محفوظ في:
| المؤلفون الرئيسيون: | , , , , , |
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| التنسيق: | Artigo |
| اللغة: | Chinês |
| منشور في: |
Editorial Department of Coal Science and Technology
2023-03-01
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| سلاسل: | Meitan kexue jishu |
| الموضوعات: | |
| الوصول للمادة أونلاين: | http://www.mtkxjs.com.cn/article/doi/10.13199/j.cnki.cst.2021-0610 |
| الوسوم: |
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