ISSN 2096-4498

   CN 44-1745/U

二维码
Excavation Technology of Shallowburied Portal Section of
Largespanned Smallspaced Twintube Tunnel in Soft Ground
HUANG Xin-She, CAO Zheng-Chi
Tunnel Construction . 2006, (4): 40 -42,60 .  DOI: B