Employing the virtual displacement principle and considering constraint conditions of material interface, the stiffness matrix and equivalent load vector for this element are established.
应用虚位移原理和结合考虑材料交界面上的约束条件，文章建立了接触单元的刚度矩阵和等效荷载向量。
A set of difFerential equations and the corresponding boundary conditions are derived according to virtual work principle and the longitudinal displacement patterns.
根据所提出的位移模式，结合虚功原理推导出组合梁剪力滞效应微分方程以及相应的边界条件。
Based on the third order zigzag displacement model, a bending theory for laminated composite plates in an initially stressed state is derived by use of the principle of virtual work.
基于三阶折线位移模型，利用虚功原理导出了含初始平面应力的层合复合材料板的弯曲理论。
The boundary condition of restriction and the natural condition of variation for the virtual principle of displacement are given too.
明确了虚位移原理的变分约束条件和变分自然条件。
Revising the rotation displacement equation, the mass matrix and stiffness matrix of this kind of structure were derived by virtual principle.
采用虚功原理，通过对单元转角-位移方程的修正，推导了这种计算模型的单元质量矩阵和刚度矩阵。
By revising the rotation displacement equation, a mass matrix of this kind of structure is derived by virtual principle in this paper.
采用虚功原理，通过对单元转角-位移方程的修正，推导了这种计算模型的单元质量矩阵和刚度矩阵。
The principles of virtual work for deformable bodies can be obtained with facility by taking advantage of the well known principle of virtual displacement in analytical mechanics.
应用分析力学中质点系的虚位移原理，即可得到变形体的虚功原理。
This paper puts forward the principle of complementary virtual work in the finite displacement theory of elasticity and provides a detailed proof thereof.
本文建立了有限变形弹性理论中的余虚功原理，包括此原理的提出与详细的证明。
This article approaches the application of the principle of virtual displacement to kine-matics, sets up the"virtual power's equation", and provides a new research method for kine-matics.
对虚位移原理在运动学中的应用做了初步探讨，建立了“虚功率方程”。
The static wind stability factor of T-Frame Bridge with double slander piers is derived according to the Principle of Virtual Work in Finite Displacement Theory.
根据有限位移理论中的虚功原理，推导了双薄壁墩T构在横向风力作用下的静力稳定系数的表达式。
Using the principle of virtual displacement and a rigid-plastic constitutive model, the stiffness matrix of the new contact element was deduced.
采用虚位移原理和刚塑性本构模型，推导了接触单元的刚度矩阵。
Using the principle of virtual displacement and a rigid-plastic constitutive model, the stiffness matrix of the new contact element was deduced.
采用虚位移原理和刚塑性本构模型，推导了接触单元的刚度矩阵。
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