The segmental lining is a very common type of lining of tunnels, which is adopted when the TBM (Tunnel Boring Machine) is used as an excavation machine. It has a very important static task, because it has to support the loads transmitted by the ground or rock around the tunnel.

中文翻译：

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连接螺栓非线性行为对隧道管片衬砌圆形节点剪切刚度的影响

管片衬砌是一种非常常见的隧道衬砌类型，在使用TBM（隧道掘进机）作为挖掘机械时采用。它具有非常重要的静态任务，因为它必须支撑隧道周围地面或岩石传递的载荷。