The thesis provides the concept of variable rigid body which simulates the grouting, and simulates the process of shield tunneling with finite element method (FEM).
本文提出了用变刚体模拟注浆体性质随施工过程的变化，用有限单元法模拟盾构法隧道施工的全过程。
The general concept and principle of finite element method is discussed.
探讨了有限元法的概念和原理。
Further more, this paper analyzed the wall's stress distributing state by the finite element program, it provides a reference for concept design in the practical engineering.
另外，本文借助有限元程序分析了墙体的应力分布状态，这为实际工程中的概念设计提供一定的参考。
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