This paper is based on statistical theory, describes the statistical average and time average of the turbulence.

本文以紊流统计理论为基础，介绍了紊流的统计平均和时间平均。

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The statistical average values of some relevant operators satisfy a set of differential equations of the first order.

有关算符的统计平均值随时间的演化满足一个封闭的一阶线性微分方程组。

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Then the statistical average distance between neighboring parallel sections was acquired using the analysis of sample trace points.

进而通过轨迹样本点分析的方式，得到统计平均的相邻平行截面间距。

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Similarly, Einstein believed that quantum mechanics was describing some sort of statistical average of an underlying phenomenon that was deterministic.

ECONOMIST: 100 years of Einstein

But what happens if the bulls are right and our GDP growth rate bounces back to a lively, noninflationary 4% ... yet the bears are right as well, and the market doesn't give a fig about growth because it cares only about meeting a statistical average?

FORBES: IPO Winter

He needs a further 113 runs if he is out twice, or 73 if dismissed once, to finish with an average over 40 - the statistical measure of a good Test batsman.

BBC: Fleming targets victorious finale