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5 桩基础在冻结条件下的裂缝分布
Fig. 5 Crack distributions of the pile foundations in frozen condition