“人口自然变动”的概念、定义、翻译、参考文献-科学参考

单词	人口自然变动
释义	人口自然变动 Encyclopedia 法学人口自然变动释 population natural dynamics人口自然变动由人口出生和死亡引起的人口总量的增减和人口性别年龄构成变化的过程，是生物过程和社会过程的统一。
随便看	collective effective dose collective equivalent dose collective excitation collective flow collective forest collective forest management collective forest management and protection contract responsibility system collective forest region collective forest tenure reform collective frequency collective fruit collective intelligence collective interaction collective interests collective labor law collective land ownership collectively compact sequence collectively compact set collectively normal space collective memory collective mode collective model collective motion collective negotiation collective noun phrases

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。