提出一种柏拉图立体旋转群群元新的分类方法；
A new classification method of group elements in a rotational group of Platonic solids is given.
提出了一种模拟软组织变形的实时有限元新算法。
In this paper, we present a new real time FEM algorithm for the deformation of soft tissues.
这些新提案将耗费800亿元联邦政府预算。
The new proposals would absorb $80 billion of the federal budget.
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