The age structure of Chinese sports population take on a distribution of "saddle shape", which showed that the ageing population (especially the female elderly) makes an important role in it.
根据研究表明，我国体育人口年龄结构呈现“马鞍型”分布，老年人口是体育人口的重要组成部分。
The age structure of Chinese sports population take on a distribution of "saddle shape", which showed that the ageing population (especially the female elderly) makes an important role in it.
根据研究表明，我国体育人口年龄结构呈现“马鞍型”分布，老年人口是体育人口的重要组成部分。
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