ambient air quality standard

常見例句

NAAQS (National Ambient Air Quality Standards) define attainment and protect human health by setting a limit on SO2 concentration nationwide.
國(guó)家環(huán)境空氣質(zhì)量標(biāo)準(zhǔn)規(guī)定了全國(guó)的二氧化硫濃度限值來(lái)保護(hù)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(guò)分析歐盟環(huán)境空氣質(zhì)量標(biāo)準(zhǔn)的制訂過(guò)程，為我國(guó)環(huán)境質(zhì)量標(biāo)準(zhǔn)的制訂提供參考與借鑒。