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學習快評丨qibao666888　　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(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??(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(shù)??(shu)不??(bu)小??(xiao)于??(yu)15次??(ci)”???！　〈?(ci)次??(ci)出??(chu)艙??(cang)??，神??(shen)舟??(zhou)十??(shi)九??(jiu)號??(hao)航??(hang)天??(tian)員??(yuan)蔡??(cai)旭?(xu)哲??(zhe)和??(he)宋??(song)令??(ling)東??(dong)身??(shen)著??(zhe)中??(zhong)國??(guo)空??(kong)間??(jian)站??(zhan)艙??(cang)外??(wai)航??(hang)天??(tian)服??(fu)??，圓??(yuan)滿??(man)完??(wan)成??(cheng)出??(chu)艙??(cang)活??(huo)動??(dong)??。??至??(zhi)此??(ci)??，中??(zhong)國??(guo)空?(kong)間??(jian)站??(zhan)艙??(cang)外??(wai)航??(hang)天??(tian)服??(fu)已?(yi)經(jīng)??(jing)圓??(yuan)滿??(man)保??(bao)障??(zhang)空??(kong)間??(jian)站?(zhan)任??(ren)務?(wu)以??(yi)來??(lai)的?(de)19次??(ci)出??(chu)艙??(cang)活??(huo)動??(dong)??，使??(shi)用??(yong)年??(nian)限?(xian)次?(ci)數(shù)?(shu)超??(chao)出??(chu)“3年??(nian)15次??(ci)”的??(de)壽??(shou)命??(ming)設??(she)計??(ji)指??(zhi)標??(biao)??。空??(kong)間??(jian)站??(zhan)艙??(cang)外??(wai)航??(hang)天?(tian)服??(fu)是??(shi)我??(wo)國??(guo)首??(shou)個?(ge)在??(zai)軌?(gui)開??(kai)展??(zhan)壽??(shou)命??(ming)評??(ping)估?(gu)工?(gong)作??(zuo)的??(de)飛??(fei)行??(xing)產(chǎn)??(chan)品??(pin)??。。