偏态是对一组分布均匀性测量的统计度量。
Skewness is a statistical measure of the uniformity of the distribution of a group of measures.
不同管电流采集到的图像均匀性无统计学差异。
There was no difference of statistics in homogeneity of image under each tube current.
论证了按成核理论下的随机统计规律生成的多层粒子膜，其厚度方面的不均匀性与实际是一致的。
We demonstrate that many layers particle films formed by random statistic rule under nucleation theory, the uniformity of its thickness is consistent with the fact.
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