ISSN 2096-4498

   CN 44-1745/U

二维码
Shield Tunneling through Intermediate Ventilation Shaft on Smallradius Curve with Deep Overburden
ZHANG Hongwei, RONG Liang
Tunnel Construction . 2012, (1): 103 -106 .  DOI: 10.3973/j.issn.1672-741X.2012.01.018