“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	insertion loss insertion method insertion mutation insertion of medicated drain into sore insertion of N into M insertion of vena cava filter insertion polymerization insertion reaction insertion ruler insertion sequence insertion set insertion sort insertion test approach In-service Aircraft for a Global Observing System in-service education for archivist in-service training inset inset map design insha Jiang-Lancang Jiang and Nu Jiang Parallel Scenic Area In Shanghai Dust inshore subfacie inside Inside and outside the Sports Arena inside and outside unites total inside casing gravel pack completion

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