“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	point[-like] particle point like pinning point-like pinning point-line configuration point-line distance point load point load experiment of rock point manipulation point mapping point mass point mass, particle point maximum point measure point metering mode point mutation point observation point of accumulation point of adherence point of alternation point of application of a vector point of approximate continuity point of approximate discontinuity point of attraction point-of-care testing point of cessation

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