千岛湖配水工程隧洞超前预报中的综合物探技术
李俊杰, 徐庆强, 李剑强, 何建设, 郭佳豪

The application of geophysical prospecting technology to tunnel advance prediction in Thousand-island Lake water distribution project
Jun-Jie LI, Qing-Qiang XU, Jian-Qiang LI, Jian-She HE, Jia-Hao GUO
图9 莲花主洞桩号K11+556附近隧洞左右壁充泥溶洞
Fig.9 Mud filled karst cave on the left and right sides of the tunnel near stake number K11+556 in Lianhua tunnel