富集比又称富矿比。释矿石经选矿之后，其有用成分在精矿中得到富集，这时的精矿品位与入选原矿品位之比，称为富集比，
模型预测了进料浓度和进气速度对富集比的影响，结果表明，模型预测结果和实验结果基本一致。
Effects of inlet air flow and inlet feed concentration on enrichment rate were predicted by the model. The results had good agreement with the experiment observations.
雅满苏组比企鹅山群富放射成因铅，也具有弱富集的特征。
The Yamansu Formation has more radiogenic lead than the Qi'eshan Group and also shows the weak enrichment character.
根据特征燃烧温度等分析，煤中镜质组富集物的燃烧性能比丝质组富集物好。
According to characteristic temperatures in weight-loss curve in TGA, the combustion behavior of vitrinite-rich concentrate was found to be better than that of fusinite-rich concentrate.
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