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A new record of the air quality of Ji’nan in October.

http://english.e23.cn2018-11-22 16:29:48

Abstract：　　The air quality of Ji’nan has made a new record in October. Ji’nan with the lowest concentration ...

　　The air quality of Ji’nan has made a new record in October. Ji’nan with the lowest concentration of PM 2.5 , 41 mcg/ m³， ranked the first place in particulate matter (PM2.5)concentration ranking in Beijing- Tianjin- Hebei and the cities around (2+26 cities)， decreasing 26.8% compared with last year, ranking the third place.

Author:紫忆

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