ISSN 2096-4498

   CN 44-1745/U

二维码
Technology for Welding Repair of Cutter Heads of Shield  Machine under Compressed Air
SUN Shanhui, CHEN Kui, WANG Zhenfei
Tunnel Construction . 2012, (3): 413 -420 .  DOI: 10.3973/j.issn.1672-741X.2012.03.028