The results indicate that the vertical bending moment of girders,especially the girders of middle span,are influenced more obviously by coherence effect than by local site effect.
研究结果表明:相干效应对主梁纵向弯矩影响比较大,尤其是中跨部位;而局部场地效应相对影响较小。
参考来源 - 地震动空间变异性对千米级斜拉桥结构随机地震反应的影响·2,447,543篇论文数据，部分数据来源于NoteExpress
It is usually accepted that the path effect and the soft rock site effect determined from small-moderate earthquakes are fit for strong earthquakes in the same region.
大家知道，在同一地区，用中小地震确定的传播路径影响和软基岩场地效应，同样适用于强震。
The Fourier amplitude spectrum used in a seismological model can be expressed as a product of source spectrum, propagation path factor and site effect in frequency domain.
在频域内，场地的地震动傅立叶幅值谱，可以表示为震源谱、传播路径影响因子和场地效应的乘积。
The results indicate that the vertical bending moment of girders, especially the girders of middle span, are influenced more obviously by coherence effect than by local site effect.
研究结果表明：相干效应对主梁纵向弯矩影响比较大，尤其是中跨部位；而局部场地效应相对影响较小。
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