根据简并态微扰理论和氢原子波函数的性质，得到久期方程中微扰矩阵元的分布规律。

According to the perturbation theory, a distribution law of matrix element in secular equation is discovered in degenerate state and wave function property of the hydrogen atom.

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从统计分布规律出发，讨论了简并和非简并情况下载流子等的异同，提出简并条件下需采用费米分布来修正迁移率等。

First, in the paper the migration rate is amended on the basis of the statistical distribution and the better transient response models are put forward.

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