1) Choosing migration of population
选择性人口迁移
2) selective aggregation
选择性迁移
1.
It has been found that the selective aggregation of the PEG on the surface of PE/PEG blends is mainly affected by the size and the size distribution of the segregated domains of PEG.
研究结果认为不同组分表面自由能的差异以及聚乙烯基体的结晶异相排斥作用是导致聚乙二醇组分向共混物表面富集的主要驱动力,而极性组分相区的大小和分布则是影响其选择性迁移过程的重要因素。
4) selective migration
选择迁移
6) population migration
人口迁移
1.
Internal population migration in China since the economic reforms: A review;
改革开放以来中国国内人口迁移及其研究
2.
Qinghai s Xiangba agricultural poverty relief project and population migration;
青海省香巴农业扶贫开发项目及其人口迁移
3.
Population Migration in the Northeast from the Tang Dynasty to Qing Dynasty;
唐朝至清朝东北地区人口迁移
补充资料：国际人口迁移
见人口迁移。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条