The bifurcation and chaos of the cracked rotor system are researched by employing the numerical integration method.
采用数值积分方法，对裂纹转子的分岔与混饨特性进行了研究。
Then, the generalized stiffness matrix and load vector in the equilibrium equations are formulated by using the virtual work principle, and the numerical integration method is discussed.
然后，由虚功原理推导出了整体平衡方程中的广义刚度矩阵和荷载向量的具体表达式，并对其数值积分方法进行了讨论。
The precise integration method proposed for linear-invariant dynamic system can give precise numerical results approaching to the exa ct solution at the integration points.
对线性定常结构的动力系统提出的精细积分法，能得到在数值上逼近于精确解的结果。
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