Hamilton'sprinciple is used to derive the equation of piezoelectric thin films and the dynamic finite element equations of intelligent structures.
利用哈密顿原理推导出压电结构的变分方程，建立了智能结构的有限元动力方程。
2
In this paper, we propose some views different from those found in the literatures about two problems of canonical transformations and Hamilton'sprinciple.
本文对一些著作中有关正则变换与哈密顿原理的两个问题提出了异见。
3
Utilizing Hamilton'sprinciple and the constitution relations in an integral form, the governing equations of motion for an axially moving viscoelastic beam is derived.