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　　三九養(yǎng)生堂記者 鄧肯·蓋伊 報(bào)道

精彩|　　9月??(yue)??，全??(quan)國??(guo)339個??(ge)地??(di)級??(ji)及??(ji)以??(yi)上??(shang)城??(cheng)市??(shi)由??(you)沙??(sha)塵??(chen)天??(tian)氣??(qi)導(dǎo)??(dao)致??(zhi)的??(de)平?(ping)均??(jun)超??(chao)標(biāo)??(biao)天??(tian)數(shù)??(shu)比??(bi)例??(li)為?(wei)0.7%；1—9月??(yue)??，由??(you)沙??(sha)塵??(chen)天??(tian)氣??(qi)導(dǎo)?(dao)致??(zhi)的??(de)平?(ping)均??(jun)超??(chao)標(biāo)??(biao)天??(tian)數(shù)??(shu)比??(bi)例??(li)為??(wei)3.8%??。??　　重??(zhong)點(diǎn)??(dian)區(qū)??(qu)域??(yu)來??(lai)看??(kan)??，9月??(yue)??，京??(jing)津??(jin)冀??(ji)及??(ji)周??(zhou)邊??(bian)地??(di)區(qū)??(qu)“2+26”城??(cheng)市?(shi)平?(ping)均??(jun)優(yōu)??(you)良??(liang)天??(tian)數(shù)??(shu)比??(bi)例??(li)為??(wei)66.3%??，同??(tong)比??(bi)上??(shang)升??(sheng)13.2個??(ge)百??(bai)分??(fen)點(diǎn)??(dian)??，較??(jiao)2019年??(nian)同??(tong)期??(qi)上??(shang)升??(sheng)17.8個??(ge)百??(bai)分??(fen)點(diǎn)??(dian)；未??(wei)出??(chu)現(xiàn)??(xian)重??(zhong)度??(du)及??(ji)以??(yi)上?(shang)污??(wu)染??(ran)天??(tian)??，同??(tong)比??(bi)持??(chi)平??(ping)??，較??(jiao)2019年??(nian)同??(tong)期??(qi)持??(chi)平??(ping)；PM2.5平??(ping)均?(jun)濃??(nong)度??(du)為??(wei)32微??(wei)克??(ke)/立??(li)方??(fang)米??(mi)??，同??(tong)比??(bi)持??(chi)平??(ping)??，較?(jiao)2019年??(nian)同??(tong)期??(qi)下??(xia)降??(jiang)13.5%；O3平??(ping)均??(jun)濃??(nong)度??(du)為??(wei)185微??(wei)克??(ke)/立??(li)方??(fang)米??(mi)??，同??(tong)比??(bi)下??(xia)降??(jiang)6.1%??，較??(jiao)2019年??(nian)同??(tong)期??(qi)下??(xia)降??(jiang)9.8%??。??1—9月??(yue)??，平??(ping)均??(jun)優(yōu)??(you)良??(liang)天??(tian)數(shù)??(shu)比??(bi)例??(li)為??(wei)58.7%??，同??(tong)比??(bi)下??(xia)降??(jiang)5.1個??(ge)百??(bai)分??(fen)點(diǎn)??(dian)??，較??(jiao)2019年??(nian)同??(tong)期?(qi)上??(shang)升??(sheng)9.0個??(ge)百??(bai)分??(fen)；平??(ping)均??(jun)重??(zhong)度??(du)及??(ji)以??(yi)上??(shang)污??(wu)染??(ran)天??(tian)數(shù)??(shu)比??(bi)例??(li)為??(wei)3.7%??，同??(tong)比??(bi)上??(shang)升??(sheng)2.2個?(ge)百??(bai)分??(fen)點(diǎn)??(dian)??，較??(jiao)2019年??(nian)同??(tong)期??(qi)下?(xia)降??(jiang)1.9個??(ge)百??(bai)分??(fen)點(diǎn)??(dian)；PM2.5平??(ping)均?(jun)濃??(nong)度??(du)為??(wei)39微??(wei)克??(ke)/立?(li)方??(fang)米??(mi)??，同??(tong)比??(bi)持??(chi)平??(ping)??，較??(jiao)2019年?(nian)同??(tong)期??(qi)下??(xia)降??(jiang)27.8%；O3平??(ping)均??(jun)濃??(nong)度?(du)為??(wei)189微??(wei)克??(ke)/立??(li)方??(fang)米?(mi)??，同??(tong)比??(bi)上??(shang)升?(sheng)1.1%??，較??(jiao)2019年??(nian)同??(tong)期??(qi)下??(xia)降??(jiang)6.9%??。

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