According to the special structure of precast block of inverted arch for TBM construction tunnel, the dynamic construction state is modeled by FEM with surrounding rock - structure calculating model.
针对TBM施工隧道仰拱预制块的特殊结构，采用围岩-结构模式，进行了模拟施工动态的受力影响计算分析。
At last, we discuss the structure of the model library which has the tree type construction and accounts for the reorganization and the flexibility of the model library.
最后，作者又讨论了层次模型库的结构，这是一种树型结构，从而使层次仿真模型库具有更大的可组性和灵活性。
The engineering example proves that the parameter identification method will make the computer model accordant to the practice structure, and better control to construction stage will be achieved.
实例证明采用该方法进行参数识别可以使计算模型基本上与实际结构相一致，在此基础上可以实现时施工状态进行更好的控制。
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