On the basis of error analysis of finite element modeling, the multi-level model updating is put forward for long-span Bridges.

在有限元模型误差来源分析的基础上，提出了大跨桥梁结构模型误差的分层次修正方法。

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Compared the experiment result with the theory analysis result, the error of the theory calculation is proved acceptable. The finite element modeling is validity.

将试验结果与理论结果对比，理论计算误差在可接受的范围内，说明有限元建模比较合理。

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To compare the results of static and dynamic test with initial finite element model calculations, error analysis of finite element modeling has been developed.

基于试验模型的静力试验和振动试验结果与初始有限元模型计算结果的比较，展开对面向健康诊断的悬索桥有限元建模的模型误差分析。

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