多年冻土退化对青藏铁路桥梁桩基础地震易损性的影响
张益舶, 张熙胤, 刘有乾, 于生生, 马华军, 王万平, 管嘉达

Effect of permafrost degradation on seismic vulnerability of bridge pile foundations along Qinghai-Tibet Railway
Yibo ZHANG, Xiyin ZHANG, Youqian LIU, Shengsheng YU, Huajun MA, Wanping WANG, Jiada GUAN
图15 80条地震波的反应谱图形(5%的阻尼)
Fig. 15 Response spectrum graph of 80 seismic waves (5% damping)