PDF(1239 KB)
Changing Regulation of Pressure Arch for Unlined Tunnel
Xu Zepei,Li Xibing
Chinese Journal of Underground Space and Engineering ›› 2017, Vol. 13 ›› Issue (1) : 141-145.
PDF(1239 KB)
PDF(1239 KB)
Changing Regulation of Pressure Arch for Unlined Tunnel
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