艙外航天服為何要“延壽”? 知識帖來了
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(央??(yang)視??(shi)新??(xin)聞?(wen)客??(ke)戶??(hu)端??(duan)) 此??(ci)次??(ci)出??(chu)艙??(cang)活??(huo)動??(dong)??,是?(shi)目??(mu)前??(qian)空??(kong)間?(jian)站??(zhan)任??(ren)務??(wu)期??(qi)間??(jian)出??(chu)艙??(cang)設??(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??(dong)至?(zhi)多??(duo)個?(ge)作??(zuo)業(yè)?(ye)點??(dian)進??(jin)行??(xing)安??(an)裝??(zhuang)操??(cao)作??(zuo)??。??ZHWVIFOPXJqibao666888 (yang ??(yang)shi ??(shi)xin ??(xin)wen ?(wen)ke ??(ke)hu ??(hu)duan ??(duan)) ci ??(ci)ci ??(ci)chu ??(chu)cang ??(cang)huo ??(huo)dong ??(dong)??,shi ?(shi)mu ??(mu)qian ??(qian)kong ??(kong)jian ?(jian)zhan ??(zhan)ren ??(ren)wu ??(wu)qi ??(qi)jian ??(jian)chu ??(chu)cang ??(cang)she ??(she)bei ??(bei)shu ??(shu)liang ?(liang)zui ??(zui)duo ??(duo)de ??(de)yi ??(yi)ci ??(ci)??,hang ??(hang)tian ??(tian)yuan ??(yuan)xu ?(xu)yao ??(yao)yi ??(yi)dong ??(dong)zhi ?(zhi)duo ??(duo)ge ?(ge)zuo ??(zuo)ye ?(ye)dian ??(dian)jin ??(jin)xing ??(xing)an ??(an)zhuang ??(zhuang)cao ??(cao)zuo ??(zuo)??。??