air quality levels翻译

air quality levels的基本解释

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空气质量水平

例句

It found that '92 per cent of the world's population lives in places where air quality levels exceed WHO limits'.调查显示，全球92%的人口居住在空气污染指数超标的地方。
Using clustering analysis method on the classification of Chinas urban air quality levels, gather into the city air quality in most similar category, analysis of causes, concluded.运用聚类分析方法对我国城市空气质量等级进行分类，把空气质量状况最相似的城市聚成一类，分析原因、得出结论。
Using clustering analysis method on the classification of China's urban air quality levels, gather into the city air quality in most similar category, analysis of causes, concluded.运用聚类分析方法对我国城市空气质量等级进行分类，把空气质量状况最相似的城市聚成一类，分析原因、得出结论。
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