By comparing the results with those obtained by the complex modal analysis, it is shown that the present method is efficient.
通过计算实例，并同复模态分析方法比较，说明了该方法的有效性。
By comparing the obtained results with the results of complex modal analysis, it is shown that the present method is accurate enough and efficient.
通过计算实例，并同复模态分析方法比较，说明了该方法的有效性和精确性。
The real modal analysis and complex modal analysis are respectively applied to the multi-degree-of -freedom system according to the different damp.
对粘性比例阻尼与一般粘性阻尼两种情况分别进行了多自由度系统的实模态与复模态分析。
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