The improvement of social quality played a more important role than that of natural quality in improving the overall population quality.
人口社会素质的改善对人口整体素质的提升所起到的作用要大于人口自然素质。
Taking investing more for scientific research, promoting the level of education and improving the quality of population as guide;
以加大科研投入，提高教育水平，提高人口素质为先导；
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