“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	Gaussian fluctuation Gaussian focus Gaussian frame Gaussian function Gaussian gravitational constant Gaussian hypergeometric series Gaussian image Gaussian image plane Gaussian imaging formula Gaussian integer Gaussian integral Gaussian joint variable theorem Gaussian kernel Gaussian lineshape Gaussian lineshape; Gaussian profile Gaussian map Gaussian mapping Gaussian mixture Gaussian mountain range Gaussian multinormal distribution Gaussian multivariate distribution Gaussian noise Gaussian number Gaussian number field Gaussian optical system

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。