On this basis, the mobility circle fitting method for identifying the complex modal parameters from frequency response data is discussed.

在此基础上，介绍了由频响数据识别复模态参数的导纳圆拟合法。

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Then, the transformation equations relating physical parameters with admittance parameters and those relating complex modal parameters with real ones were determined.

讨论了阻抗参数与导纳参数，复模态参数与实模态参数的转比关系；

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This paper offers an assumed model called system weighted Average Tranafer Function of a linear vibration system to identify the complex modal parameters by using multi-point measured frequency data.

本文提出用多点频响函数来识别系统的复模态参数，建立了系统加权平均传递函数的假设模型。

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