“dependency ratio”的概念、定义、翻译、参考文献-科学参考

单词	dependency ratio
释义	dependency ratio Encyclopedia 法学年龄释 dependency ratio抚养比人口中非劳动年龄人口数与劳动年龄人口数之比。又称抚养系数或负担系数。用百分比表示。
随便看	custard apple family custody and repatriation system custody model of electronic records custom customary geographical names customary law custom clothing brand customer customer analysis system customer behavior analysis customer behavior analysis system customer capital customer contact system customer conversion rate customer coverage rate Customer delivered value Customer Demand Management Customer Experience Professionals Association customer intelligence customer knowledge management Customer loyalty customer loyalty analysis customer management system customer needs spreadsheet customer premise equipment

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。