“抚养比”的概念、定义、翻译、参考文献-科学参考

单词	抚养比
释义	抚养比 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	fa tian xiang di fatigability fatigue fatigue analysis approach using fracture mechanics fatigue and fracture fatigue characteristics of floating platform structure fatigue check of railway steel bridge fatigue corrosion fatigue crack fatigue crack growth fatigue crack initiation fatigue damage fatigued driving fatigue design of offshore engineering structure fatigue design of tubular joint fatigue fracture fatigue impact test fatigue in gaseous environments fatigue life fatigue limit fatigue limit, endurance limit fatigue loading fatigue load spectrum fatigue machine fatigue of biomaterials

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。