Experimental study on mechanical response failure mechanism of dynamic pressure roadway based on roof cutting and pressure releasing technology
In this paper, according to the current situation of fast deformation, large deformation amount and complicated deformation method of surrounding rock in dynamic pressure roadway, using field test and theoretical calculation method, the hydraulic roof cracking and roof cutting of working face end an...
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| Format: | Article |
| Language: | zho |
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Editorial Office of Safety in Coal Mines
2021-07-01
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| Series: | Meikuang Anquan |
| Subjects: | |
| Online Access: | https://www.mkaqzz.com/cn/article/id/7521 |