中承式钢管混凝土拱桥弹塑性地震时程分析
云迪
1
, 刘贺
2
, 张素梅
3
Elastic-plastic time-history analysis of half-through CFST arch bridge
YUN Di
1
, LIU He
2
, ZHANG Su-mei
3
图7 拱肋位移延性系数IDA曲线
Fig.7 IDA curve for ductility factor of arch-rib displacement