...边”这一事件趋于不可能事件，从而其概率趋于0，即有 ;又若将点x无限右移（即 )，... 对分布函数（Pair distribution function）就是单位体积里两个粒子之间距离的分布函数。一般用来比较离子的之间的分散程度，或者与对相互作用积分，得到总能想互作用能。
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文中论证了它与概率密度分布函数的等价性、列举了一些相对分布函数实例。
It is demonstrated that the function is equal to the probability density function and several examples of the relative distribution function are given.
通过高斯分布函数描述形核质点密度随温度的分布关系，在给定过冷度时对分布函数求积分可得该时刻的形核密度。
Gauss distribution function was employed to describe the relation between the density of nucleation sites and the temperature and was integrated to get the grain density at a given undercooling.
本文对分布的奇性函数概念进行若干探讨。
Grding put forward an idea to study the singularity of distributions by the concept of singularity function again.
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