“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	second Brocard circle second Brocard point second Brocard triangle Second Bulgarian Kingdom second category second category set second cementing interface second characteristic polynomial second class of ordinal numbers second comparison test second complementary law second component second conjugate space second contact second control second cosine formula second cosine theorem second cosmic velocity second countability axiom second countable space second countable topological space second Cousin problem Second creation second critical magnetic field second cultivated machinery

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