PDF(2238 KB)
Study on the Identification of Non-convex Key Blocks at Tunnel Portal
Li Jianyong, Yuan Guangxiang, Zhao Yang, Zhang Yumin, Huang Zhiquan
Chinese Journal of Underground Space and Engineering ›› 2017, Vol. 13 ›› Issue (3) : 665-671.
PDF(2238 KB)
PDF(2238 KB)
Study on the Identification of Non-convex Key Blocks at Tunnel Portal
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