The dynamic behaviors of the model bridge are analyzed with FEM dynamic structural analysis program before and after the model bridge is damaged.
通过改变钢桁梁模型桥单元刚度模拟其结构损伤，利用有限元结构动力分析程序对该模型桥在”损伤”前后进行了结构动力分析。
It is well-known that NMR plays a very important role in structural analysis and dynamic investigation of molecules.
核磁共振在结构分析中的强大功能是众所周知的，在动态研究方面也具有强大的生命力。
The method for dynamic reliability analysis, in which the randomicity of dynamic loads and structural parameters can be considered, is proposed.
提出了综合考虑动载荷和结构参数双重随机性的动力可靠度分析方法。
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