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　　據?(ju)了??(le)解??(jie)??，從??(cong)神??(shen)舟??(zhou)十??(shi)七??(qi)號??(hao)乘?(cheng)組??(zu)開??(kai)始??(shi)??，航??(hang)天?(tian)員??(yuan)們??(men)共??(gong)七??(qi)次??(ci)出??(chu)艙??(cang)??，對??(dui)太??(tai)陽??(yang)翼??(yi)等??(deng)設??(she)備??(bei)設??(she)施??(shi)進??(jin)行??(xing)過秘(guo)三??(san)次??(ci)維??(wei)護??(hu)??，基??(ji)本??(ben)完?(wan)成??(cheng)了??(le)艙??(cang)外??(wai)關??(guan)鍵??(jian)設?(she)備??(bei)和??(he)艙??(cang)體??(ti)核??(he)心??(xin)部??(bu)位?(wei)的??(de)空??(kong)間??(jian)碎??(sui)片?(pian)防??(fang)護??(hu)裝??(zhuang)置??(zhi)的?(de)增??(zeng)補??(bu)安??(an)裝??(zhuang)??。?　　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)”??。。