virial theorem的用法和样例：
例句
- The process in which we make any trial variation function satisfy the varial theorem is called scaling.
我们使任一尝试变分函数满足维里定理的方法叫做定标。 - We prove the relativistic virial theorem, which gives simple criteria for the absence of embedded eigenvalues in certain regions of the continuous spectrum.
我们证明相对论维里定理，这定理对于连续谱空间里本征值的缺乏给出了简单的标准。
