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.
本文提出的功效指数法建立了综合评价环境污染控制设施的分级标准。
The classification standard of comprehensive evaluation of environmental pollution control installations has been established by the efficacy index method that put forward in thi...
本文提出的功效指数法建立了综合评价环境污染控制设施的分级标准。
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.
目标继续提高，市区空气污染指数二级和好于二级天数要达到55%。
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