99热这里只有精品国产免费免费

　　神??(shen)舟??(zhou)十??(shi)九??(jiu)號??(hao)乘??(cheng)組??(zu)的??(de)第??(di)三??(san)次??(ci)出??(chu)艙??(cang)活??(huo)動(dòng)??(dong)??，也??(ye)是??(shi)空?(kong)間??(jian)站??(zhan)階??(jie)段??(duan)的??(de)第??(di)19次??(ci)出??(chu)艙??(cang)活??(huo)動(dòng)??(dong)??，這??(zhe)次??(ci)出??(chu)艙??(cang)任??(ren)務(wù)??(wu)具??(ju)有??(you)出??(chu)艙??(cang)設(shè)??(she)備??(bei)多??(duo)、設(shè)??(she)備??(bei)尺??(chi)寸??(cun)大??(da)、安??(an)裝??(zhuang)點(diǎn)??(dian)位??(wei)多??(duo)的??(de)特??(te)點(diǎn)??(dian)和??(he)難??(nan)點(diǎn)??(dian)??，天?(tian)地??(di)密??(mi)切??(qie)協(xié)??(xie)同??(tong)??，圓??(yuan)滿??(man)完?(wan)成??(cheng)了??(le)神??(shen)十??(shi)九??(jiu)乘?(cheng)組??(zu)出??(chu)艙??(cang)活??(huo)動(dòng)??(dong)的??(de)收??(shou)官??(guan)任??(ren)務(wù)??(wu)??。??　　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??(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)”??。DEYFPEZXNYqibao666888　　shen ??(shen)zhou ??(zhou)shi ??(shi)jiu ??(jiu)hao ??(hao)cheng ??(cheng)zu ??(zu)de ??(de)di ??(di)san ??(san)ci ??(ci)chu ??(chu)cang ??(cang)huo ??(huo)dong ??(dong)??，ye ??(ye)shi ??(shi)kong ?(kong)jian ??(jian)zhan ??(zhan)jie ??(jie)duan ??(duan)de ??(de)di ??(di)19ci ??(ci)chu ??(chu)cang ??(cang)huo ??(huo)dong ??(dong)??，zhe ??(zhe)ci ??(ci)chu ??(chu)cang ??(cang)ren ??(ren)wu ??(wu)ju ??(ju)you ??(you)chu ??(chu)cang ??(cang)she ??(she)bei ??(bei)duo ??(duo)、she ??(she)bei ??(bei)chi ??(chi)cun ??(cun)da ??(da)、an ??(an)zhuang ??(zhuang)dian ??(dian)wei ??(wei)duo ??(duo)de ??(de)te ??(te)dian ??(dian)he ??(he)nan ??(nan)dian ??(dian)??，tian ?(tian)di ??(di)mi ??(mi)qie ??(qie)xie ??(xie)tong ??(tong)??，yuan ??(yuan)man ??(man)wan ?(wan)cheng ??(cheng)le ??(le)shen ??(shen)shi ??(shi)jiu ??(jiu)cheng ?(cheng)zu ??(zu)chu ??(chu)cang ??(cang)huo ??(huo)dong ??(dong)de ??(de)shou ??(shou)guan ??(guan)ren ??(ren)wu ??(wu)??。??　　cang ??(cang)wai ??(wai)hang ??(hang)tian ??(tian)fu ??(fu)shi ??(shi)hang ??(hang)tian ??(tian)yuan ??(yuan)cang ??(cang)wai ??(wai)huo ??(huo)dong ??(dong)guo ??(guo)cheng ??(cheng)zhong ??(zhong)de ??(de)he ??(he)xin ??(xin)zhuang ?(zhuang)bei ??(bei)??，cheng ??(cheng)dan ??(dan)bao ?(bao)zhang ??(zhang)zhe ??(zhe)hang ??(hang)tian ??(tian)yuan ?(yuan)zai ??(zai)cang ??(cang)wai ??(wai)huo ?(huo)dong ??(dong)zhong ??(zhong)de ??(de)sheng ??(sheng)ming ??(ming)an ?(an)quan ??(quan)he ??(he)gao ??(gao)xiao ??(xiao)zuo ??(zuo)ye ??(ye)??。??ju ??(ju)le ??(le)jie ??(jie)??，zhong ??(zhong)guo ??(guo)kong ?(kong)jian ??(jian)zhan ??(zhan)cang ??(cang)wai ??(wai)hang ??(hang)tian ??(tian)fu ??(fu)shi ??(shi)di ??(di)er ?(er)dai ??(dai)“fei ??(fei)tian ??(tian)”cang ?(cang)wai ??(wai)hang ??(hang)tian ??(tian)fu ??(fu)??，an ??(an)zhao ??(zhao)she ??(she)ji ??(ji)biao ??(biao)zhun ?(zhun)??，shi ??(shi)yong ??(yong)shou ??(shou)ming ??(ming)wei ??(wei)“zai ??(zai)gui ??(gui)zhu ?(zhu)cun ??(cun)3nian ??(nian)??，qi ??(qi)jian ??(jian)??，chu ??(chu)cang ??(cang)shi ??(shi)yong ?(yong)ci ??(ci)shu ??(shu)bu ??(bu)xiao ??(xiao)yu ??(yu)15ci ??(ci)”??。