就一个三质量的具有非线性弹性轴系统的自由扭转振动特性进行了探讨。
This paper deals with the free torsional vibration characteristics of non-linear elastic shaft with multi-degree of freedom.
本文讨论利用振动系统的随机响应和自由响应信号识别系统模态参数问题。
The identification of modal parameters of a vibration system by means of random response and free response signal is discussed.
为了讨论混沌运动，对一类非线性动力系统的自由振动方程进行了求解。
A kind of free vibration equation of the nonlinear dynamical system is solved to study chaotic movement.
应用推荐