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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(dòng)??(dong)過(guò)??(guo)程??(cheng)中??(zhong)的??(de)核??(he)心??(xin)裝??(zhuang)備??(bei)??，承??(cheng)擔(dān)??(dan)保??(bao)障??(zhang)著??(zhe)航??(hang)天?(tian)員??(yuan)在??(zai)艙?(cang)外??(wai)活??(huo)動(dòng)??(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(guó)??(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(shè)??(she)計(jì)??(ji)標(biāo)??(biao)準(zhǔn)??(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)”???！　〕??(chu)了??(le)圓??(yuan)滿??(man)完??(wan)成?(cheng)此?(ci)次??(ci)出??(chu)艙??(cang)活??(huo)動(dòng)??(dong)?，神??(shen)舟??(zhou)十??(shi)九??(jiu)號(hào)?(hao)乘??(cheng)組??(zu)已??(yi)在??(zai)軌??(gui)駐??(zhu)留??(liu)近??(jin)五??(wu)個(gè)?(ge)月??(yue)?，在??(zai)多??(duo)領(lǐng)??(ling)域??(yu)取??(qu)得??(de)多??(duo)項(xiàng)?(xiang)突??(tu)破??(po)性??(xing)成??(cheng)果?(guo)?。??。