金川矿区深部巷道支护效果评价及参数优化研究
|
Study on Supporting Parametric Optimizing Design and Evaluate Supporting Effect of Deep Roadway in Jinchuan Mine
|
图17. 优化后巷道围岩总位移云图(a)和塑性区分布图(b) |
Fig.17. Nephogram of total displacement(a) and distribution map of plastic areas(b) in surrounding rock |
![]() |