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second demographic transition
释义
second demographic transition
Encyclopedia
法学
人口转变
释
second demographic transition
第二次人口转变
一些发达或较发达国家出现的生育率极低且长时间在低位徘徊、死亡率因人口老龄化缓慢回升、人口自然增长速度极其缓慢甚至负增长、人口净迁移率由负变正的人口变化过程。
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