通过位移法分析，导出了结构总刚度矩阵和等效结点荷载列阵的组成规则，并且具体的算例进行了验证。
The assembly rules of a global stiffness matrix and an equivalent nodal loads vector are derived by means of equilibrium method with a numerical example given.
空间协同分析时，采用超元法（每个单元由多根杆组成）计算等效柱的侧移刚度矩阵，自由度成倍减少。
The method is applied to calculate lateral stiffness matrix in space cooperating analysis and the the degree of freedom can be greatly decreased.
用一种新的方法—等效动刚度系数法对转子的动平衡进行了研究。
This paper presents a new method, the equivalent dynamic stiffness factor method, in dynamic balancing rotors.
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