ISSN 2096-4498

   CN 44-1745/U

二维码
Research on Construction Technologies for Supershallowcovered and Closespaced Mined Multiple Tunnels in Sand and Gravel Strata
ZHAO Sheng, CHEN Hao
Tunnel Construction . 2015, (9): 907 -913 .  DOI: 10.3973/j.issn.1672-741X.2015.09.008