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　　此??(ci)次??(ci)出??(chu)艙??(cang)活??(huo)動??(dong)??，是?(shi)目??(mu)前??(qian)空??(kong)間??(jian)站??(zhan)任??(ren)務??(wu)期??(qi)間??(jian)出??(chu)艙??(cang)設??(she)備??(bei)數(shù)??(shu)量??(liang)最??(zui)多??(duo)的??(de)一??(yi)次??(ci)??，航??(hang)天?(tian)員??(yuan)需??(xu)要??(yao)移??(yi)動??(dong)至??(zhi)多??(duo)個??(ge)作??(zuo)業(yè)??(ye)點??(dian)進??(jin)行??(xing)安??(an)裝??(zhuang)操??(cao)作??(zuo)?。??　　艙?(cang)外??(wai)航??(hang)天??(tian)服??(fu)是??(shi)航?(hang)天??(tian)員??(yuan)艙?(cang)外??(wai)活??(huo)動??(dong)過??(guo)程??(cheng)中??(zhong)的??(de)核?(he)心??(xin)裝??(zhuang)備?(bei)??，承??(cheng)擔??(dan)保??(bao)障??(zhang)著??(zhe)航??(hang)天??(tian)員??(yuan)在??(zai)艙??(cang)外??(wai)活?(huo)動?(dong)中??(zhong)的??(de)生??(sheng)命??(ming)安??(an)全??(quan)和??(he)高?(gao)效??(xiao)作??(zuo)業(yè)??(ye)??。??據(jù)??(ju)了??(le)解??(jie)??，中??(zhong)國??(guo)空??(kong)間??(jian)站??(zhan)艙??(cang)外??(wai)航?(hang)天?(tian)服?(fu)是??(shi)第??(di)二??(er)代??(dai)“飛??(fei)天??(tian)”艙??(cang)外??(wai)航?(hang)天??(tian)服??(fu)??，按??(an)照??(zhao)設?(she)計??(ji)標??(biao)準??(zhun)??，使??(shi)用??(yong)壽??(shou)命?(ming)為??(wei)“在??(zai)軌??(gui)貯??(zhu)存??(cun)3年??(nian)??，其??(qi)間??(jian)??，出??(chu)艙??(cang)使??(shi)用??(yong)次??(ci)數(shù)??(shu)不??(bu)小??(xiao)于??(yu)15次?(ci)”??。KMOSORPXRRqibao666888　　ci ??(ci)ci ??(ci)chu ??(chu)cang ??(cang)huo ??(huo)dong ??(dong)??，shi ?(shi)mu ??(mu)qian ??(qian)kong ??(kong)jian ??(jian)zhan ??(zhan)ren ??(ren)wu ??(wu)qi ??(qi)jian ??(jian)chu ??(chu)cang ??(cang)she ??(she)bei ??(bei)shu ??(shu)liang ??(liang)zui ??(zui)duo ??(duo)de ??(de)yi ??(yi)ci ??(ci)??，hang ??(hang)tian ?(tian)yuan ??(yuan)xu ??(xu)yao ??(yao)yi ??(yi)dong ??(dong)zhi ??(zhi)duo ??(duo)ge ??(ge)zuo ??(zuo)ye ??(ye)dian ??(dian)jin ??(jin)xing ??(xing)an ??(an)zhuang ??(zhuang)cao ??(cao)zuo ??(zuo)?。??　　cang ?(cang)wai ??(wai)hang ??(hang)tian ??(tian)fu ??(fu)shi ??(shi)hang ?(hang)tian ??(tian)yuan ??(yuan)cang ?(cang)wai ??(wai)huo ??(huo)dong ??(dong)guo ??(guo)cheng ??(cheng)zhong ??(zhong)de ??(de)he ?(he)xin ??(xin)zhuang ??(zhuang)bei ?(bei)??，cheng ??(cheng)dan ??(dan)bao ??(bao)zhang ??(zhang)zhe ??(zhe)hang ??(hang)tian ??(tian)yuan ??(yuan)zai ??(zai)cang ??(cang)wai ??(wai)huo ?(huo)dong ?(dong)zhong ??(zhong)de ??(de)sheng ??(sheng)ming ??(ming)an ??(an)quan ??(quan)he ??(he)gao ?(gao)xiao ??(xiao)zuo ??(zuo)ye ??(ye)??。??ju ??(ju)le ??(le)jie ??(jie)??，zhong ??(zhong)guo ??(guo)kong ??(kong)jian ??(jian)zhan ??(zhan)cang ??(cang)wai ??(wai)hang ?(hang)tian ?(tian)fu ?(fu)shi ??(shi)di ??(di)er ??(er)dai ??(dai)“fei ??(fei)tian ??(tian)”cang ??(cang)wai ??(wai)hang ?(hang)tian ??(tian)fu ??(fu)??，an ??(an)zhao ??(zhao)she ?(she)ji ??(ji)biao ??(biao)zhun ??(zhun)??，shi ??(shi)yong ??(yong)shou ??(shou)ming ?(ming)wei ??(wei)“zai ??(zai)gui ??(gui)zhu ??(zhu)cun ??(cun)3nian ??(nian)??，qi ??(qi)jian ??(jian)??，chu ??(chu)cang ??(cang)shi ??(shi)yong ??(yong)ci ??(ci)shu ??(shu)bu ??(bu)xiao ??(xiao)yu ??(yu)15ci ?(ci)”??。