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學習快評丨qibao666888　　周??(zhou)麗?(li)賢??(xian)：在??(zai)氣??(qi)象??(xiang)學??(xue)中??(zhong)??，大??(da)氣??(qi)科??(ke)學??(xue)詞??(ci)典??(dian)給??(gei)出??(chu)的??(de)解??(jie)釋??(shi)??，倒??(dao)春??(chun)寒??(han)是??(shi)在??(zai)春?(chun)季??(ji)后??(hou)期?(qi)??，一??(yi)般??(ban)是??(shi)指??(zhi)4月??(yue)或??(huo)5月??(yue)氣??(qi)溫??(wen)偏??(pian)低??(di)的??(de)天??(tian)氣??(qi)現(xiàn)??(xian)象??(xiang)??，而??(er)且??(qie)氣??(qi)溫??(wen)偏?(pian)低??(di)的??(de)時??(shi)間??(jian)比??(bi)較??(jiao)久??(jiu)??，有??(you)時?(shi)10天??(tian)甚??(shen)至??(zhi)半??(ban)個祝(ge)月??(yue)??。??所??(suo)以??(yi)按??(an)照??(zhao)學??(xue)術??(shu)的??(de)定??(ding)義??(yi)??，這??(zhe)輪??(lun)過??(guo)程??(cheng)帶??(dai)來??(lai)的??(de)氣?(qi)溫??(wen)下??(xia)降??(jiang)在??(zai)3月??(yue)??，從?(cong)時??(shi)間?(jian)上??(shang)來??(lai)說??(shuo)并??(bing)不??(bu)是?(shi)??。但??(dan)是??(shi)隨??(sui)著??(zhe)時??(shi)代??(dai)的??(de)變??(bian)化??(hua)??，可??(ke)能??(neng)在??(zai)公??(gong)眾??(zhong)心?(xin)中??(zhong)這??(zhe)種??(zhong)劇??(ju)烈??(lie)的?(de)氣??(qi)溫??(wen)變??(bian)化??(hua)就??(jiu)是??(shi)倒??(dao)春??(chun)寒??(han)??。但??(dan)不??(bu)論??(lun)怎??(zen)樣??(yang)??，本??(ben)周??(zhou)內(nèi)??(nei)氣??(qi)溫??(wen)的??(de)劇??(ju)烈??(lie)波??(bo)動??(dong)是??(shi)一??(yi)定??(ding)的??(de)??，所??(suo)以?(yi)春??(chun)裝?(zhuang)、夏??(xia)裝??(zhuang)、冬?(dong)裝?(zhuang)都?(dou)要??(yao)備??(bei)好??(hao)??，及??(ji)時??(shi)根?(gen)據(jù)??(ju)氣??(qi)溫??(wen)的??(de)變??(bian)化??(hua)調(diào)??(tiao)整?(zheng)著??(zhe)裝??(zhuang)??。(央??(yang)視??(shi)新??(xin)聞??(wen)客??(ke)戶??(hu)端??(duan))　　周??(zhou)麗??(li)賢??(xian)：之??(zhi)所??(suo)以??(yi)降??(jiang)溫?(wen)如??(ru)此??(ci)劇??(ju)烈??(lie)??，是??(shi)因?(yin)為??(wei)近??(jin)期??(qi)各??(ge)地?(di)氣??(qi)溫??(wen)是??(shi)異??(yi)常??(chang)偏??(pian)高??(gao)??，給??(gei)即??(ji)將??(jiang)到??(dao)來??(lai)的??(de)寒??(han)潮??(chao)留?(liu)出??(chu)了??(le)足??(zu)夠??(gou)的??(de)降??(jiang)溫??(wen)空??(kong)間??(jian)?。??而??(er)且?(qie)寒??(han)潮??(chao)實?(shi)力??(li)強??(qiang)勁??(jin)??，從??(cong)而??(er)降??(jiang)溫??(wen)猛??(meng)烈??(lie)?。劇??(ju)烈??(lie)的??(de)降??(jiang)溫?(wen)??，容?(rong)易??(yi)引??(yin)發(fā)??(fa)易??(yi)感??(gan)人??(ren)群??(qun)呼??(hu)吸??(xi)道??(dao)和?(he)心??(xin)腦??(nao)血?(xue)管??(guan)疾??(ji)病??(bing)需??(xu)要??(yao)注??(zhu)意??(yi)?。此??(ci)外??(wai)??，降??(jiang)溫??(wen)對??(dui)于??(yu)農(nóng)??(nong)業(yè)??(ye)也??(ye)有??(you)影??(ying)響??(xiang)??，像??(xiang)陜??(shan)西??(xi)中??(zhong)部?(bu)還??(hai)有??(you)山??(shan)西??(xi)南??(nan)部??(bu)拔??(ba)節(jié)??(jie)期??(qi)的??(de)小??(xiao)麥??(mai)有??(you)輕??(qing)到??(dao)中秘(zhong)度??(du)霜??(shuang)凍??(dong)風??(feng)險??(xian)?。。