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學(xué)習(xí)快評丨qibao666888　　中??(zhong)新??(xin)社??(she)北??(bei)京??(jing)3月??(yue)23日??(ri)電??(dian) (記??(ji)者??(zhe) 阮??(ruan)煜??(yu)琳??(lin))23日??(ri)??，北??(bei)京?(jing)、呼?(hu)和??(he)浩??(hao)特??(te)等??(deng)多??(duo)個?(ge)中??(zhong)國??(guo)北??(bei)方??(fang)城??(cheng)市??(shi)出?(chu)現(xiàn)??(xian)沙??(sha)塵?(chen)污??(wu)染??(ran)??。??　　國??(guo)家??(jia)大??(da)氣??(qi)污??(wu)染??(ran)防??(fang)治??(zhi)攻祝(gong)關(guān)??(guan)聯(lián)?(lian)合??(he)中??(zhong)心??(xin)密??(mi)切??(qie)關(guān)??(guan)注??(zhu)??，分??(fen)析??(xi)此??(ci)次??(ci)沙??(sha)塵??(chen)天??(tian)氣??(qi)的??(de)影??(ying)響?(xiang)和??(he)發(fā)??(fa)展??(zhan)趨??(qu)勢??(shi)??。??22日??(ri)午??(wu)后??(hou)起??(qi)??，一??(yi)股??(gu)沙??(sha)塵??(chen)氣??(qi)團(tuán)??(tuan)在??(zai)強(qiáng)??(qiang)西??(xi)北??(bei)風(fēng)??(feng)作??(zuo)用??(yong)下??(xia)逐??(zhu)步??(bu)向??(xiang)東?(dong)南??(nan)方?(fang)向??(xiang)推??(tui)移??(yi)??。受??(shou)其??(qi)影??(ying)響??(xiang)??，內(nèi)??(nei)蒙??(meng)古??(gu)中??(zhong)西??(xi)部?(bu)、寧??(ning)夏??(xia)北??(bei)部??(bu)、陜?(shan)西??(xi)北??(bei)部??(bu)、山??(shan)西?(xi)北??(bei)部??(bu)等??(deng)地??(di)PM10濃??(nong)度??(du)顯?(xian)著??(zhu)上??(shang)升??(sheng)??。截??(jie)至??(zhi)23日??(ri)10時??(shi)??，內(nèi)??(nei)蒙??(meng)古??(gu)巴??(ba)彥??(yan)淖??(nao)爾??(er)、烏??(wu)海??(hai)空??(kong)氣??(qi)質(zhì)??(zhi)量??(liang)達(dá)??(da)到??(dao)小??(xiao)時??(shi)嚴(yán)??(yan)重??(zhong)污??(wu)染??(ran)水??(shui)平??(ping)??，其??(qi)他??(ta)受?(shou)影??(ying)響??(xiang)城??(cheng)市??(shi)為??(wei)小??(xiao)時?(shi)輕??(qing)至??(zhi)重??(zhong)度?(du)污??(wu)染??(ran)水??(shui)平??(ping)；北??(bei)京??(jing)市?(shi)PM10濃??(nong)度??(du)從??(cong)23日??(ri)凌?(ling)晨?(chen)起?(qi)顯??(xian)著??(zhu)抬??(tai)升??(sheng)??，峰??(feng)值??(zhi)濃??(nong)度??(du)已??(yi)達(dá)??(da)到??(dao)小??(xiao)時??(shi)輕??(qing)度??(du)污??(wu)染??(ran)水??(shui)平?(ping)??。。