环境空气质量的英文

ambient air quality

• 环境空气:    ambient air
• 质量:    mass
• 城市环境空气质量:    urban air quality; ...

例句与用法

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1. Basic characteristic of wuhu municipal air quality
   芜湖市区环境空气质量时域特征
2. Manual methods for ambient air quality monitoring
   环境空气质量手工监测技术规范
3. Automated methods for ambient air quality monitoring
   环境空气质量自动监测技术规范
4. Technical specifications for monitoring of indoor air quality
   室内环境空气质量监测技术规范
5. Analysis and evaluation of city ambient air quality in chengde in
   2005年承德城市环境空气质量分析与评价