The feature of DDJ data management, the theory of master-slave transformation, the technique of global stiffness matrix assemb…
文中还叙述了DDJ程序中数据管理的特点，主从关系转换的理论，总刚度阵拼装的技巧和方程右端项的形成办法。
The solver of this software uses the linked list data structure to store the global stiffness matrix, which is efficient in storage and calculation.
本文的计算软件采用动态链表数据结构存贮总体刚度矩阵，具有很高的存贮和计算效率。
The calculation time of sensitivity distribution is greatly reduced by quick generating global stiffness matrix and quick calculating capacitance value.
提出一种基于有限元的两相流检测用电容传感器灵敏度分布的快速计算法。
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.
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。
According to the pseudo-inverse relationship between global stiffness matrix and flexibility matrix, a flexibility-based method for structural damage localization is presented.
本文利用结构柔度矩阵与刚度矩阵之间的广义逆关系，建立了一种基于柔度的结构损伤定位方法。
By using 3-d isoparametric element, the global stiffness matrix equation for the piezoelectric laminate is obtained on the bases of minimum principle of total potential energy.
由于最小势能原理，建立了单元刚度矩阵和压电材料的整体刚度方程。
At the same time, the formation of global stiffness matrix can be avoided; greatly reducing the requirement for the storage, and the assignment of jobs can be done automatically.
同时，可避免形成整体刚度矩阵，显著减少内存需求，并可自动实现计算任务的分配。
In previous researches, the attentions were mostly paid to the local negative stiffness caused by concrete crack, and in this case the global stiffness matrix was rarely negative.
笔者在已有的研究成果基础上，对由混凝土结构鳖体刚度矩阵变负引起的求解困难提出了相应的解决方案。
The final finite-volume discretization equations are derived using the Hamilton principle. Meanwhile the global nodal force vector, mass matrix and tangent stiffness matrix of the cable are obtained.
再根据哈密顿原理导出了悬索大挠度振动的有限体积离散方程，推出了索的整体节点力向量、质量矩阵和切线刚度矩阵。
The final finite-volume discretization equations are derived using the Hamilton principle. Meanwhile the global nodal force vector, mass matrix and tangent stiffness matrix of the cable are obtained.
再根据哈密顿原理导出了悬索大挠度振动的有限体积离散方程，推出了索的整体节点力向量、质量矩阵和切线刚度矩阵。
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