用于夹层梁静动力及屈曲分析的新型组合结构单元
林建平,陈昆,潘剑超,王冠楠,冯倩

New composite finite element for static, dynamic and buckling analysis of sandwich composite beams
Jianping LIN,Kun CHEN,Jianchao PAN,Guannan WANG,Qian FENG
图 9 2种梁理论下跨中最大挠度的相对误差
Fig.9 Relative errors of maximum mid span deflection obtained by two different beam theories