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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??(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??(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)”???！　≈??(zhong)國??(guo)航??(hang)天??(tian)員??(yuan)科??(ke)研??(yan)訓(xùn)??(xun)練??(lian)中??(zhong)心??(xin) 王??(wang)焰??(yan)磊??(lei)：因??(yin)為??(wei)我??(wo)們??(men)以??(yi)后??(hou)出??(chu)艙??(cang)??，不??(bu)一??(yi)定??(ding)必??(bi)須??(xu)從??(cong)氣??(qi)閘??(zha)艙??(cang)出??(chu)的??(de)??，節(jié)??(jie)點(diǎn)??(dian)艙??(cang)它??(ta)是??(shi)備??(bei)份??(fen)的??(de)一??(yi)個(gè)??(ge)氣??(qi)閘??(zha)艙??(cang)??，所??(suo)以??(yi)我??(wo)們??(men)在??(zai)節(jié)??(jie)點(diǎn)??(dian)艙??(cang)的??(de)艙??(cang)口??(kou)做??(zuo)了??(le)一??(yi)些?(xie)??，比?(bi)如??(ru)艙??(cang)外??(wai)操??(cao)作??(zuo)臺(tái)??(tai)等??(deng)一??(yi)些??(xie)裝??(zhuang)置??(zhi)的?(de)安??(an)裝??(zhuang)和??(he)設(shè)??(she)置??(zhi)??。??。