
CONSTRUCTION TECHNIQUES AND ACHIEVEMENTS AT ENTRANCE WORKING SECTION OF QINLING TUNNEL ON XI 'AN-ANKANG RAILWAY LINE
LI Ji-zhong
Journal of Railway Engineering Society ›› 2000, Vol. 17 ›› Issue (3) : 65-70.
CONSTRUCTION TECHNIQUES AND ACHIEVEMENTS AT ENTRANCE WORKING SECTION OF QINLING TUNNEL ON XI 'AN-ANKANG RAILWAY LINE
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