The earthquake ground motion is characterized by its three tightly correlated attributes: amplitude, frequency content, and duration.Its panorama can hardly be viewed from a single perspective.
英
美
- 地震动特性有三个要素:振幅、频谱和持时,三者之间相互作用,孤立研究任何一个方面都难以全面地反映地震动作用的全貌。