“抚养系数”的概念、定义、翻译、参考文献-科学参考

单词	抚养系数
释义	抚养系数 Encyclopedia 医学老年流行病学释 dependency coefficient抚养系数人口中非劳动年龄人口数与劳动年龄人口数之比。又称抚养比、年龄抚养比、抚养率或负担系数。
随便看	cavern caverna cavernous body cavernous hemangioma of the liver cavernous malformation cave rock painting cave sediment microbes Caves in the Swabian Jura caves of scenic regions Cave Temple cave temple Cave tombs at Bamashan Cave Tombs of Han Dynasty　at Mahao Cave Tombs on the Mahao River caving method cavitating flow cavitating hydrofoil cavitation cavitation and embolism cavitation breakdown cavitation compliance cavitation damage cavitation dosage cavitation effect cavitation erosion

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。