A 3D FEM program was compiled. The program was used to study the rules of soil deformation and surface settlement during shield tunneling.
编制盾构法施工三维非线性有限元程序，并运用编制的程序对盾构法施工引起的地层变位和地表位移情况进行了计算，分析了盾构施工引起的地层变形规律和地面沉降规律。
参考来源 - 地铁隧道盾构法施工对周围环境影响的数值模拟·2,447,543篇论文数据，部分数据来源于NoteExpress
Soil deformation relies on the stress states it has experienced.
土体变形特征与其经历的应力状态有关。
The characteristics of soil deformation are complex. There are many influencing factors.
挖掘荷载作用下土体的变形特性复杂，受到多种因素影响。
The preconsolidation pressure is an important parameter for soil deformation calculation and strength analysis.
先期固结压力是土的重要力学特性参数，对变形计算和强度分析有较大影响。
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