principle_of_virtual_displacement

1.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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2.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。
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3.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”。
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