...石的粒度组成（rock grain size composition）： 4．不均匀系数(nonuniformity coefficient)： 5．分选系数(sorting coefficient)： 1.粒度组成愈均匀，则岩石孔隙度愈大。
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... machine sorting 机械选纸 ; 机械选料 ; 机器选别 ; 机械选料;机械选纸 sorting coefficient 分选系数 ; 粒度分配系数 ; 筛分系数 ; 分类系数 alluvial sorting 冲积分选 ...
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sorting coefficient of throats 喉道分选系数
sorting coefficient WESTBANK 筛分系数
relative sorting coefficient 相对分选系数
dispersion and sorting coefficient 标准偏差和分选系数
sorting coefficient of pore throat 孔喉分选系数
Coefficient sorting 筛分系数
With the increasing of soil loss, the sorting coefficient for soil particle diameter of a layer decrease in different types of land utilization.
随着土壤流失程度的增大，流域不同土地利用状况下的A层土壤颗粒粒径分选系数降低。
Results of author's experiments show that this grade error tends to increase with the decrease of sampling volume and the increase of the boulder content as well as sorting coefficient of the placer.
笔者所做的砂金取样规格试验表明，砂金品位误差随着取样体积减小而增大。
In the paper, the source and sorting of noise in microwave communication receiving system is described; and noise coefficient and network noiseness are analysised in detail.
本文全面论述了微波通信接收系统的噪声来源和分类，并较详细地分析了噪声系数及网络的噪声特性。
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