Furthermore, with the method of amplitude ratio with different frequency selected, the areal attenuation effect and local site response have been studied.
采用振幅谱频率比方法，研究区域衰减效应和局部场地响应。
The results show that the site soil condition has an important effect on the relation between RHA and POA response results.
结果表明：场地条件对钢筋混凝土框架结构静力弹塑性位移反应和动力时程位移反应之间的关系影响显著；
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