中小跨径应急钢混组合梁抗弯及疲劳性能
李立峰,黄立炜,苗建宝,石雄伟

Flexural and fatigue performance of emergency steel-concrete composite beams with medium and short spans
Lifeng LI,Liwei HUANG,Jianbao MIAO,Xiongwei SHI
图 17 疲劳作用下螺栓预紧力变化
Fig.17 Variation of bolt preload under fatigue effect