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引言地震危险性分析中最重要和最容易引起争议的输入参数通常是区域地震动衰减关系,在这种关系中峰值地面运动和反应谱参数被视为地震震级和距离的函数。在对加利福尼亚的地震危险性分析中,这些关系已
INTRODUCTION The most important and controversial input parameters in seismic hazard analysis are usually the decay of regional ground motion in which peak ground motion and response spectrum parameters are considered as a function of earthquake magnitude and distance. In the analysis of seismic hazards in California, these relations have been