“spontaneous population migration”的概念、定义、翻译、参考文献-科学参考

单词	spontaneous population migration
释义	spontaneous population migration Encyclopedia 法学自发型人口迁移释 spontaneous population migration自发型人口迁移个人或家庭为实现某种目的或受某种因素影响，基于个人意愿而自发形成的人口迁移类型。
随便看	FLI flicker flicker effect flicker frequency flickering flickering binary flickering meteor flickering star flickering white dwarf flicker noise flicker phase flicker photometer flicking and poking flicking stone pulse flight accidents flight accident symptoms flight altitude flight assistant decision-making flight attendant flight attitude flight block of photography Flight condition flight control flight control actuation system flight control computer system

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