基于分段思想的变截面连续梁桥动力特性计算
刘寒冰1, 时成林1,2, 谭国金1, 王华1, 黄彬1

Calculation method of the dynamic characteristics of continuous beam bridge with variable cross-section based on staging concept
LIU Han-bing1, SHI Cheng-lin1,2, TAN Guo-jin1, WANG Hua1, HUANG Bin1
连续梁桥前4阶振型