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　　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??(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??(shu)不??(bu)小??(xiao)于??(yu)15次??(ci)”??。　　此??(ci)次??(ci)出??(chu)艙??(cang)??，神??(shen)舟??(zhou)十??(shi)九??(jiu)號??(hao)航??(hang)天??(tian)員??(yuan)蔡??(cai)旭??(xu)哲??(zhe)和??(he)宋??(song)令??(ling)東??(dong)身??(shen)著??(zhe)中??(zhong)國??(guo)空??(kong)間??(jian)站??(zhan)艙??(cang)外??(wai)航??(hang)天??(tian)服??(fu)??，圓??(yuan)滿??(man)完??(wan)成??(cheng)出??(chu)艙??(cang)活??(huo)動?(dong)??。??至??(zhi)此??(ci)??，中??(zhong)國??(guo)空??(kong)間??(jian)站?(zhan)艙??(cang)外??(wai)航??(hang)天??(tian)服??(fu)已??(yi)經??(jing)圓?(yuan)滿??(man)保??(bao)障??(zhang)空??(kong)間??(jian)站??(zhan)任?(ren)務??(wu)以??(yi)來??(lai)的??(de)19次??(ci)出??(chu)艙?(cang)活??(huo)動?(dong)??，使?(shi)用??(yong)年??(nian)限??(xian)次??(ci)數??(shu)超??(chao)出??(chu)“3年??(nian)15次??(ci)”的??(de)壽??(shou)命??(ming)設??(she)計??(ji)指?(zhi)標?(biao)??。空??(kong)間?(jian)站??(zhan)艙??(cang)外??(wai)航??(hang)天??(tian)服??(fu)是??(shi)我?(wo)國??(guo)首??(shou)個??(ge)在??(zai)軌??(gui)開??(kai)展??(zhan)壽??(shou)命??(ming)評??(ping)估??(gu)工??(gong)作??(zuo)的??(de)飛??(fei)行??(xing)產??(chan)品??(pin)??。BHIXEDZJMLqibao666888　　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)”???！　i ??(ci)ci ??(ci)chu ??(chu)cang ??(cang)??，shen ??(shen)zhou ??(zhou)shi ??(shi)jiu ??(jiu)hao ??(hao)hang ??(hang)tian ??(tian)yuan ??(yuan)cai ??(cai)xu ??(xu)zhe ??(zhe)he ??(he)song ??(song)ling ??(ling)dong ??(dong)shen ??(shen)zhe ??(zhe)zhong ??(zhong)guo ??(guo)kong ??(kong)jian ??(jian)zhan ??(zhan)cang ??(cang)wai ??(wai)hang ??(hang)tian ??(tian)fu ??(fu)??，yuan ??(yuan)man ??(man)wan ??(wan)cheng ??(cheng)chu ??(chu)cang ??(cang)huo ??(huo)dong ?(dong)??。??zhi ??(zhi)ci ??(ci)??，zhong ??(zhong)guo ??(guo)kong ??(kong)jian ??(jian)zhan ?(zhan)cang ??(cang)wai ??(wai)hang ??(hang)tian ??(tian)fu ??(fu)yi ??(yi)jing ??(jing)yuan ?(yuan)man ??(man)bao ??(bao)zhang ??(zhang)kong ??(kong)jian ??(jian)zhan ??(zhan)ren ?(ren)wu ??(wu)yi ??(yi)lai ??(lai)de ??(de)19ci ??(ci)chu ??(chu)cang ?(cang)huo ??(huo)dong ?(dong)??，shi ?(shi)yong ??(yong)nian ??(nian)xian ??(xian)ci ??(ci)shu ??(shu)chao ??(chao)chu ??(chu)“3nian ??(nian)15ci ??(ci)”de ??(de)shou ??(shou)ming ??(ming)she ??(she)ji ??(ji)zhi ?(zhi)biao ?(biao)??。kong ??(kong)jian ?(jian)zhan ??(zhan)cang ??(cang)wai ??(wai)hang ??(hang)tian ??(tian)fu ??(fu)shi ??(shi)wo ?(wo)guo ??(guo)shou ??(shou)ge ??(ge)zai ??(zai)gui ??(gui)kai ??(kai)zhan ??(zhan)shou ??(shou)ming ??(ming)ping ??(ping)gu ??(gu)gong ??(gong)zuo ??(zuo)de ??(de)fei ??(fei)xing ??(xing)chan ??(chan)pin ??(pin)??。