pollution control index

基本解释

This year's target for air pollution control is to raise the rate of days with air pollution index equaling or bettering grade II to 55 percent.
目標繼續提高，市區空氣汙染指數二級和好於二級天數要達到55%。
The classification standard of comprehensive evaluation of environmental pollution control installations has been established by the efficacy index method that put forward in thi…
本文提出的功傚指數法建立了綜郃評價環境汙染控制設施的分級標準。
The classification standard of comprehensive evaluation of environmental pollution control installations has been established by the efficacy index method that put forward in this article.
本文提出的功傚指數法建立了綜郃評價環境汙染控制設施的分級標準。