10.12 Analysis of symmetric(对称) redundant structures 个六 loading problem symmetric anti-symmetric asymmetric (反对称) (非对称) symmetric symmetric anti-symmetric structure asymmetric asymmetric asymmetric asymmetric 同海大学 土亦工程学院 17 How to take the advantage of symmetry? Original structure Reduce the structure Primary structure Primary unknowns Make it symmetric Canonical equation Reduce unknowns Decouple the equation 制凡陈大学 目 土亦工程学院 18