“old dependency ratio”的概念、定义、翻译、参考文献-科学参考

单词	old dependency ratio
释义	old dependency ratio Encyclopedia 法学年龄释 old dependency ratio老年抚养比人口中老年人数与劳动年龄人数之比，以百分数表示。又称老年抚养系数。
随便看	Self-discipline Initiative of China Mobile Media self-discipline of advertising industry Self-discipline Pact on Blogosphere Self-discipline Pact on China’s Internet Audio-Visual Program Services Self-discipline Pact on Network Media self-disclosure self-discrepancy theory self-distributive law self-doping effect by epitaxity self-dual self-dual category self-dual code self-dual configuration self dual connection self-dual connection self-dual element self-dual form self dual graph self-dual graph self-dual group self-duality self-dual lattice self-dual linear space self-dual metric self-dual polyhedron

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