Research on On-line Monitoring of Lateral Coal Stress and Deformation and Reasonable Delay Time of Gob-side Entry Driving in Deep Mine
The determination of reasonable delaying roadway driving time is critical to fundamentally avoid the impact of mining roadway on the working face. Based on the geological and mining technical conditions of 7432 working face of Kongzhuang Coal Mine, the infrared acquisition observation system consis...
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Format: | Article |
Language: | zho |
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Editorial Office of Safety in Coal Mines
2020-07-01
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Series: | Meikuang Anquan |
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Online Access: | https://www.mkaqzz.com/cn/article/id/6947 |