“demographic transition theory”的概念、定义、翻译、参考文献-科学参考

单词	demographic transition theory
释义	demographic transition theory Encyclopedia 经济学〔人口和劳动〕释 demographic transition theory人口转变理论以人口生育率与死亡率的历史资料为依据，解释人口规模和结构随时间推移而变化的理论。
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科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。