利用传递函数法分析某汽车排气系统挂钩的局部固有频率，发现一些排气系统挂钩固有频率偏低。
According to local inherent frequency of exhaust hanger systems calculated with transfer function method, it is found that the frequencies of some exhaust hanger systems are low.
利用传递函数法分析某汽车排气系统挂钩的局部固有频率，发现一些排气系统挂钩固有频率偏低。
According to local inherent frequency of exhaust hanger systems calculated with transfer function method, it is found that the frequencies of some exhaust hanger systems are low.
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