distribution grading

常见例句

In this paper, the fractal analysis is applied to the problems of the sand grading and dune distribution.
研究了沙粒级配和沙丘分布的分形特征，并对其分形维数作了定量计算。
Correlations between fractal dimension and sorting or grading, pore-size distribution, microstructure characteristics are discussed respectively.
本文还讨论了分维与分选程度、孔隙特征及结构特征的关系。
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Its distribution, cultivar structure, culture technique, grading and packing technique, as well as domestic and overseas trade in China were summarized;
从宏观调控、品种结构、生产技术及新产品开发和市场开拓方面剖析了当前我国枣树生产上存在的主要问题；

Teachers can even save the content of the screen for later grading or distribution.
FORBES: Magazine Article