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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(dān)??(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(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?(dong)??，神??(shen)舟??(zhou)十??(shi)九??(jiu)號??(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)??。??。