本文基于复模态综合和优化技术，提出一种子结构物理参数识别方程。
Based upon complex modal synthesis and optimization techniques, a method for identifying physical parameters of substructures is proposed in this paper.
基于结构振动的行波理论，提出了一种管道联接件物理参数识别的新方法。
Based on the traveling wave theory, a new method for determining the junction parameters of piping systems is presented.
高阶模态逐渐被人们认识并用来进行局部物理参数识别并用来进行损伤判别。
The higher modes were recognized and used to identify the local physical parameters and to diagnose the damage.
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