“人口因素”的概念、定义、翻译、参考文献-科学参考

单词	人口因素
释义	人口因素 Encyclopedia 哲学社会物质生活条件释 demographic factor人口因素作为社会存在和发展的条件之一，人口是指处于一定历史发展阶段上的、由一定数量构成的有生命的个人的总和。人口因素具体包括人口的数量、质量、构成、分布及其变动情况等。
随便看	Photographic Perport of China Hope Project I Desire to Go to School photographic photometer photographic photometry photographic plate photographic postcards of current events photographic processing photographic radiant Photographic Realism photographic refractor photographic resolution photographic scale photographic self-portrait photographic skills Photographic Society Of Macao photographic solar magnetograph photographic spectrophotometer photographic spectrophotometry photographic spectroscopy photographic speed photographic stabilized platform photographic star catalogue photographic system photographic technique photographic telescope photographic tone

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。