Research Article
Efficient Excavation and Support Cooperation Technology for Surrounding Rock of Deep Buried Long-Distance and Large Section Gob-Side Roadway: A Case Study
Figure 9
The evolution law of vertical stress of surrounding rock at roadway mileage : (a) 1 m behind the heading face: (b) 2 m behind the heading face; (c) 3 m behind the heading face; (d) 4 m behind the heading face; (e) 5 m behind the heading face; (f) 6 m behind the heading face.
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