软岩大跨小间距双洞隧道洞口处理技术

黄新社, 曹正喜

Treatment Technology for Portal Section of Twintube Soft Ground
Tunnel with Largespan and Smallspacing

HUANG Xin-She, CAO Zheng-Chi

隧道建设 . 2007, (3): 79 -83 . DOI: B