概率性抗震分析方法中的随机振动虚拟激励法。
Seismic analysis of probability includes: the random vibration and the pseudo excitations method.
结果表明，虚拟激励法在汽车随机振动分析中的应用和傅里叶分析方法同样有效，却简单得多。
The results show that in application to vehicle random vibration analysis, pseudo excitation method is as effective as Fourier analysis method but much simpler.
基于虚拟激励法和有限元法，在频域建立了一种新的桥梁抖振内力响应分析的随机振动方法。
Based on the pseudo-excitation method and the finite element method, a new random vibration method is developed for predicting buffeting internal forces of long-span Bridges in the frequency domain.
基于虚拟激励法和有限元法，在频域建立了一种新的桥梁抖振内力响应分析的随机振动方法。
Based on the pseudo-excitation method and the finite element method, a new random vibration method is developed for predicting buffeting internal forces of long-span Bridges in the frequency domain.
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