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學習快評丨qibao666888　　第??(di)一??(yi)道??(dao)防??(fang)御??(yu)是??(shi)物??(wu)理??(li)屏??(ping)障??(zhang)??，比??(bi)如??(ru)皮??(pi)膚?(fu)和??(he)黏??(nian)膜??(mo)??，像??(xiang)城??(cheng)墻??(qiang)一??(yi)樣??(yang)覆??(fu)蓋??(gai)體??(ti)表??(biao)??，通??(tong)過??(guo)汗??(han)液??(ye)、皮??(pi)脂??(zhi)和??(he)黏??(nian)液??(ye)中??(zhong)的??(de)抗??(kang)菌?(jun)成?(cheng)分??(fen)??，直??(zhi)接??(jie)阻??(zu)擋??(dang)細??(xi)菌??(jun)、病??(bing)毒??(du)入??(ru)侵??(qin)；比?(bi)如??(ru)呼??(hu)吸??(xi)道??(dao)纖??(xian)毛??(mao)??，如??(ru)同??(tong)護??(hu)城??(cheng)河??(he)的??(de)“清??(qing)道??(dao)夫??(fu)”??，通??(tong)過??(guo)擺??(bai)動??(dong)??，將??(jiang)灰??(hui)塵?(chen)和??(he)病??(bing)原??(yuan)體?(ti)排??(pai)出??(chu)體??(ti)外??(wai)??。??　　這??(zhe)一??(yi)階??(jie)段??(duan)的??(de)維??(wei)護??(hu)重??(zhong)點??(dian)包?(bao)括??(kuo)：母??(mu)乳??(ru)喂??(wei)養(yǎng)?(yang)??，至??(zhi)少??(shao)純??(chun)母??(mu)乳??(ru)喂??(wei)養(yǎng)??(yang)6個??(ge)月??(yue)??，提??(ti)供祝(gong)抗??(kang)體??(ti)和??(he)益??(yi)生??(sheng)菌??(jun)??，降??(jiang)低??(di)感??(gan)染??(ran)風??(feng)險??(xian)；按??(an)時??(shi)接??(jie)種??(zhong)百??(bai)白??(bai)破??(po)、脊?(ji)髓??(sui)灰?(hui)質??(zhi)炎??(yan)等?(deng)基?(ji)礎??(chu)疫??(yi)苗??(miao)??，建??(jian)立??(li)免??(mian)疫??(yi)記??(ji)憶??(yi)；適??(shi)度?(du)“練??(lian)兵??(bing)”??，避??(bi)免??(mian)過??(guo)度?(du)消??(xiao)毒??(du)??，適??(shi)當?(dang)接?(jie)觸??(chu)環(huán)??(huan)境??(jing)微??(wei)生??(sheng)物??(wu)(如??(ru)戶??(hu)外??(wai)活??(huo)動??(dong))??，促??(cu)進??(jin)免??(mian)疫??(yi)系??(xi)統(tǒng)??(tong)發(fā)??(fa)育??(yu)??。??。