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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??(ji)標(biāo)??(biao)準(zhǔn)?(zhun)??，使?(shi)用??(yong)壽??(shou)命??(ming)為??(wei)“在??(zai)軌??(gui)貯??(zhu)存祝(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)”??。　　中?(zhong)國??(guo)航??(hang)天??(tian)科??(ke)技??(ji)集??(ji)團??(tuan) 李??(li)學(xué)??(xue)東??(dong)：目??(mu)前?(qian)對??(dui)我??(wo)們??(men)平??(ping)臺??(tai)沒??(mei)有??(you)什??(shen)么??(me)影??(ying)響??(xiang)??。??但??(dan)是??(shi)為?(wei)了??(le)關(guān)??(guan)鍵??(jian)設(shè)?(she)備??(bei)??，我??(wo)們??(men)還??(hai)是??(shi)要??(yao)裝??(zhuang)防??(fang)護??(hu)板?(ban)進??(jin)行?(xing)防??(fang)護??(hu)??，防??(fang)止??(zhi)咱??(zan)們??(men)長??(chang)期??(qi)運??(yun)行??(xing)對??(dui)平??(ping)臺?(tai)造??(zao)成??(cheng)傷??(shang)害?(hai)??。。