flow model of population 人口流动模型
Rather, the model that does fit indicates that there was a frequent flow of genes from wild European boars into the domestic population.
相反,相符合的模型显示有一股基因流频繁从欧洲野生猪进入到家养猪群当中。
LCBP model predicts the weight of trend on terms that have considered such environmental factors as the economic income level, population, age composition level and flow of floating population, etc.
其中LCBP模型在考虑了经济收入水平、人口、年龄结构层次及流动人口流量等环境因子的条件下对趋势分量进行预测。
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