ISSN 2096-4498

   CN 44-1745/U

二维码
Rapid Drilling of Retaining pile Hole for Deep Pit in Hard Rock
ZHU Zhensheng
Tunnel Construction . 2012, (增刊2): 136 -140 .  DOI: 10.3973/j.issn.1672-741X.2012.z2.027