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　　免??(mian)疫??(yi)系??(xi)統(tǒng)??(tong)如??(ru)同??(tong)人??(ren)體??(ti)的??(de)“智??(zhi)能??(neng)防??(fang)衛(wèi)??(wei)軍??(jun)”??，在??(zai)不??(bu)同??(tong)人??(ren)生??(sheng)階??(jie)段??(duan)需??(xu)要??(yao)差??(cha)異??(yi)化?(hua)的??(de)戰(zhàn)??(zhan)略??(lve)部??(bu)署??(shu)??。?現(xiàn)??(xian)代??(dai)醫(yī)??(yi)學(xué)??(xue)研??(yan)究??(jiu)發(fā)??(fa)現(xiàn)??(xian)??，0～3歲??(sui)兒??(er)童??(tong)免??(mian)疫?(yi)記??(ji)憶??(yi)形??(xing)成??(cheng)速??(su)度?(du)約??(yue)為??(wei)成??(cheng)人??(ren)的??(de)3倍?(bei)??，而??(er)60歲??(sui)后??(hou)胸??(xiong)腺??(xian)功??(gong)能??(neng)每??(mei)年??(nian)衰??(shuai)退??(tui)3%??。因??(yin)此??(ci)??，掌?(zhang)握??(wo)各??(ge)年??(nian)齡??(ling)段??(duan)的祝(de)免??(mian)疫??(yi)維??(wei)護(hù)??(hu)密??(mi)碼??(ma)??，才??(cai)能??(neng)讓??(rang)這??(zhe)道??(dao)健??(jian)康??(kang)防??(fang)線?(xian)愈??(yu)加??(jia)堅(jiān)??(jian)固??(gu)???！　∑??(qi)次??(ci)是??(shi)清??(qing)除??(chu)威??(wei)脅??(xie)??，包??(bao)括??(kuo)消??(xiao)滅??(mie)細(xì)??(xi)菌??(jun)、病??(bing)毒??(du)等??(deng)外??(wai)來(lái)??(lai)入??(ru)侵??(qin)者??(zhe)??，及?(ji)時(shí)?(shi)發(fā)??(fa)現(xiàn)??(xian)并?(bing)清??(qing)除?(chu)異??(yi)常??(chang)細(xì)??(xi)胞??(bao)??，防??(fang)止?(zhi)腫??(zhong)瘤??(liu)形??(xing)成??(cheng)??。??。