“rural-urban migration”的概念、定义、翻译、参考文献-科学参考

单词	rural-urban migration
释义	rural-urban migration Encyclopedia 法学农村释 rural-urban migration乡城迁移个体跨越乡村和城市的边界暂时性或永久性地改变常住地的人口流动现象。
随便看	fractal valley fractile fractile of order p fraction fraction abrasion properties fractional fractional arithmetic fractional-bit-shift corrector fractional Brownian motion fractional calculus fractional chain yield fractional charge fractional condensation fractional congruence fractional crystallization fractional cultivation fractional cumulative yield fractional cut fractional cutting-plane algorithm fractional D branes fractional D-branes fractional derivative fractional derivative and integral fractional differential fractional differential equation

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