PDF(249 KB)
Application of Cross-section Measurement System in Measurement of Wall Rock's Change of Tunnel
CHEN Shu-guang
Journal of Railway Engineering Society ›› 2010, Vol. 27 ›› Issue (3) : 93-96.
PDF(249 KB)
PDF(249 KB)
Application of Cross-section Measurement System in Measurement of Wall Rock's Change of Tunnel
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