Multiscale study on coal pillar strength and rational size under variable width working face
The reasonable size of the coal pillar in the working face is usually the most critical aspect in coal mining, which is related to the deformation of the surrounding rock of the roadway and the degree of damage to the coal pillar during the coal resource extraction process. The reasonable-size desig...
| Main Authors: | , , , , , , |
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| 格式: | Article |
| 語言: | English |
| 出版: |
Frontiers Media S.A.
2024-01-01
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| 叢編: | Frontiers in Environmental Science |
| 主題: | |
| 在線閱讀: | https://www.frontiersin.org/articles/10.3389/fenvs.2024.1338642/full |