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原標(biāo)題：18禁止看爆乳奶头(无遮挡)

　　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(guó)??(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)”??。　　此??(ci)次??(ci)出??(chu)艙??(cang)活??(huo)動(dòng)??(dong)??，是??(shi)目??(mu)前??(qian)空??(kong)間??(jian)站??(zhan)任??(ren)務(wù)??(wu)期??(qi)間??(jian)出??(chu)艙??(cang)設(shè)??(she)備??(bei)數(shù)??(shu)量??(liang)最??(zui)多??(duo)的??(de)一??(yi)次??(ci)??，航??(hang)天??(tian)員??(yuan)需??(xu)要??(yao)移??(yi)動(dòng)??(dong)至??(zhi)多??(duo)個(gè)?(ge)作??(zuo)業(yè)??(ye)點(diǎn)??(dian)進(jìn)?(jin)行??(xing)安??(an)裝??(zhuang)操??(cao)作??(zuo)??。??。