adverse selection of population quality
adverse selection of population quality
人口素质的逆向选择
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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The adverse selection of population quality of China is not only the research object of many subject, but also is arguing focus of academe.
中国的人口素质逆淘汰问题不仅是多学科的研究对象，而且是学术界争论的焦点。
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