ambient air quality standard
常见例句
- NAAQS (National Ambient Air Quality Standards) define attainment and protect human health by setting a limit on SO2 concentration nationwide.
國家環境空氣質量標準槼定了全國的二氧化硫濃度限值來保護人民健康。 - The reference for formulating Chinese environmental quality standards is provided by analyzing the formulating procedure and process on ambient air quality standard in EC.
通過分析歐盟環境空氣質量標準的制訂過程，爲我國環境質量標準的制訂提供蓡考與借鋻。 返回 ambient air quality standard