Study on sub-regional control of fully mechanized top-coal caving roadway under close irregular goa
In order to solve the control problems of large deformation of roadway surrounding rock in close coal seams, taking the fully mechanized top-coal caving roadway in close thick coal seams under irregular goaf of Xiaoyu Coal Mine as the engineering background, the test roadway is divided into ordinar...
| Main Authors: | , , , |
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| Format: | Article |
| Language: | zho |
| Published: |
Editorial Office of Safety in Coal Mines
2023-02-01
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| Series: | Meikuang Anquan |
| Subjects: | |
| Online Access: | https://www.mkaqzz.com/cn/article/id/8292 |