PDF(9006 KB)
Optimal High-span Ratio of Four-lanes Tunnel in Rocks of Grade Ⅲ
Guo Xinxin, Wang Bo, Wang Yongqi, Wang Zhiwei, Wu Zhengkai
Chinese Journal of Underground Space and Engineering ›› 2019, Vol. 15 ›› Issue (6) : 1792-1799.
PDF(9006 KB)
PDF(9006 KB)
Optimal High-span Ratio of Four-lanes Tunnel in Rocks of Grade Ⅲ
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