多体问题中的两个质点相碰的现象
本文还讨论了二体碰撞假设和混沌假设在气固两相流中的适用性。
The application of binary collision assumption and the assumption of molecular chaos to gas-particle flows is also discussed.
这方程包括改进了的平均场作用，井在二体碰撞中考虑了多粒子的关联效应。
It is an improved BUU equation including the correctional binary collisions with manybody effects.
用质心坐标系分析了二体问题的运动方程，并用质心系讨论了两个粒子间的弹性碰撞问题。
This paper analyses the two body problem of kinematical equation and discusses the elastic collision between two particles in the center of mass system.
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