您要查找的是不是：
- On selecting generalized coordinates in virtual displacement principle 也谈虚位移原理中广义坐标的选择
- On Selecting Generalized Coordinates and Coordinates System in Virtual Displacement Principle 虚功原理中的广义坐标与坐标系的选择
- virtual displacement principle 虚功原理
- Based on the principle of virtual displacement, the mapping relation between the original error of a planar mechanism and its output end pose error is analyzed. 利用虚位移原理，讨论了平面机构原始误差与输出端位姿误差间的映射关系;
- Let the junction of the three fracture lines have a virtual displacement. 令三条折断线的相交处有一虚位移。
- The virtual displacement method specifies that the sum of the shaded areas is equal to the sum of the stippled areas. 虚位移法规定阴影面积之和等于点画面积之和。
- principle of virtual displacement 虚位移原理
- We recall that the principle of virtual displacements is a statement of equilibrium. 前面已叙述过，虚位移原理是对平衡的一种描述。
- A Discussion about Expression of Principle of Virtual Displacement 虚位移原理表述形式的探讨
- Imaginary displacement principle 虚位移原理
- principle of virtual displacements 虚位移原理
- A comment on "actual displacement belongs to virtual displacement" 对"实位移是虚位移中的一个"传统提法的质疑
- The same principle may make for smoother writing. 这同一原则也可使文章写得更通顺。
- The system works on the principle that heat rises. 该项装置是按照热力上升的原理运转的。
- The unbelief of God is our principle. 不信仰上帝是我们的原则。
- These children were in a state of virtual neglect. 这些孩子实际上处于无人照管的状态。
- Applying the principle of virtual displacement, derivates the equivalent element stiffness-restricted matrix of 3D nonlinear contact element; 摘要运用虚位移原理推导出三维非线性接触单元的等效单元刚度一约束矩阵；
- Your behavior does not accord with your principle. 你的行为与你的原则不符。
- It will be against my principle to lie to you. 对你说假话是违背我的行为准则的。
- A virtual state of war exist between the two countries. 这两国间实际上处於战争状态。
