The finite element analysis was carried on to a ATP installment, and obtained this equipment structure modality characteristic.
对某atp装置进行了结构的有限法元动力分析，得到了该装置的结构模态特征。
And then obtained the modification model of sensor shell with sufficient accuracy by adopting the combined modeling method of experimental modality analysis and finite element modeling.
然后采用实验模态分析和有限元建模相结合的建模方法，获得了足够精度的传感器壳修正模型。
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