Plate element is used to simulate tunnel lining, road slab and vertical brace, and spring element simulate the interaction between soil and tunnel.
文中隧道衬砌、路面板和竖向支撑用板单元模拟，土与隧道的共同作用用土弹簧模拟。
Plate element is used to simulate tunnel lining, road slab and vertical brace, and spring element simulate the interaction between soil and tunnel.
文中隧道衬砌、路面板和竖向支撑用板单元模拟，土与隧道的共同作用用土弹簧模拟。
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