PDF(449 KB)
Research on the Comprehensive Physical Exploration for the Tunnel in Metamorphic Rock Area
ZHANG Ji-zhen, LI Zhi-hua
Journal of Railway Engineering Society ›› 2009, Vol. 26 ›› Issue (10) : 51-54.
PDF(449 KB)
PDF(449 KB)
Research on the Comprehensive Physical Exploration for the Tunnel in Metamorphic Rock Area
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