The third method is the diagnosis method of structure damage based on mode shape polyfit.
第三种是基于振型拟合的结构损伤诊断方法。
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Based on this method, another diagnosis method of structure damages that based on analogous flexibility polyfit is put forward.
在此方法基础上经过改进，提出了另一种基于类柔度拟合的结构损伤诊断方法。
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