基于Kerr地基模型的基坑开挖引起下卧既有隧道受力变形
冯国辉, 徐兴, 侯世磊, 范润东, 杨开放, 管凌霄, 徐长节

Deflections of Adjacent Underground Tunnel Induced by Excavation Based on Kerr Foundation Model
FENG Guohui, XU Xing, HOU Shilei, FAN Rundong, YANG Kaifang, GUAN Lingxiao, XU Changjie
图3 隧道单元离散化
Fig.3 Discretization of tunnel element