The velocity distribution function of Brownian particles is derived from the characteristic function, and the meaning of the result is discussed.
本文从特征函数导出了布朗粒子的速度分布函数，并对结果进行了讨论。
A droplet size and velocity distribution function was theoretically derived based on the maximum entropy principle and the momentum conservation law.
应用最大熵原理和动量守恒定律，从理论上建立了喷雾液滴尺寸和速度联合分布函数。
A new distribution function of energy is introduced and coupled with a velocity distribution function of particle and applied to study a hot fluid field.
引入一个新的能量分布函数，利用该能量分布函数与粒子速度分布函数耦合来求解一个热流场。
The velocity distribution function of the electron gas is measured by using Franck-Hertz experiment instrument, and the dynamical process of collision between electron and argon atom is analyzed.
利用夫兰克-赫兹实验仪测量了电子气体的速度分布函数，并分析了电子与氩原子碰撞的动力学过程。
The velocity distribution function of the electron gas is measured by using Franck-Hertz experiment instrument, and the dynamical process of collision between electron and argon atom is analyzed.
利用夫兰克-赫兹实验仪测量了电子气体的速度分布函数，并分析了电子与氩原子碰撞的动力学过程。
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