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1·Population quality has been regarded as the crucial factor.

人口素质被看作是贫困、落后的决定性因素。

2·With increasing seeding rate, population quality gradually decreased.

随着播种密度的增加，群体质量呈下降趋势。

3·Strengthening education and propaganda to improve population quality;

加强教育宣传，提高人口素质；

4·This screening to improve population quality with practical significance.

此项筛选对提高人口素质具有实际的意义。

5·Disease screening for newborn could reduce disability children and improve population quality.

新生儿疾病筛查可降低残疾儿发生，提高人口素质。

6·There exist a large number of factors that cause the phenomenon of lower population quality in Africa.

造成非洲人口素质长期在低水平上徘徊的因素有很多。

7·To conditions of population quality in west, we give three pointed advices for improve west population quality.

并针对西部地区人口素质的情况，从三个方面有针对性的提出提高西部人口素质的建议。

8·Population quality includes three basic aspects: body quality, science and culture quality and psychology quality.

人口素质包括人口的身体素质、科学文化素质和心理素质三个基本方面。

9·The idea of suzhi has also taken hold in recent years, a wordhard to translate but usually renderedas ‘population quality’.

“素质”的概念也在近几年被提出，这个词很难翻译，但通常为“人口质量”。

10·Hereditary disease is a kind of disease that is greatly harmful to human health. It affects severely population quality.

遗传病是对人类健康危害极大的一种疾病，它严重影响人口素质。