国产欧美日韩一区二区三区

　　中??(zhong)國?(guo)航??(hang)天??(tian)科??(ke)技??(ji)集??(ji)團(tuán)??(tuan) 李??(li)學(xué)??(xue)東??(dong)：后??(hou)續(xù)??(xu)還??(hai)有?(you)一??(yi)些??(xie)防??(fang)護(hù)??(hu)維??(wei)修??(xiu)任?(ren)務(wù)??(wu)?，但?(dan)不?(bu)是??(shi)很??(hen)多??(duo)了??(le)?，還??(hai)有??(you)別??(bie)的??(de)出??(chu)艙?(cang)任??(ren)務(wù)??(wu)?，包??(bao)括??(kuo)新??(xin)技??(ji)術(shù)??(shu)驗(yàn)??(yan)證??(zheng)?，現(xiàn)?(xian)在??(zai)近??(jin)地??(di)軌??(gui)道?(dao)商?(shang)業(yè)??(ye)化??(hua)衛(wèi)??(wei)星??(xing)都??(dou)比??(bi)較??(jiao)多?(duo)了??(le)?，所??(suo)以??(yi)說??(shuo)近??(jin)地??(di)軌??(gui)道??(dao)碎??(sui)片??(pian)防??(fang)護(hù)??(hu)和?(he)衛(wèi)??(wei)星??(xing)防?(fang)護(hù)??(hu)就??(jiu)越秘(yue)來??(lai)越??(yue)重??(zhong)要??(yao)了??(le)??。??　　此??(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(wù)??(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(shè)??(she)計(jì)??(ji)指?(zhi)標(biāo)??(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)?。NSXLLBHMWAqibao666888　　zhong ??(zhong)guo ?(guo)hang ??(hang)tian ??(tian)ke ??(ke)ji ??(ji)ji ??(ji)tuan ??(tuan) li ??(li)xue ??(xue)dong ??(dong)：hou ??(hou)xu ??(xu)hai ??(hai)you ?(you)yi ??(yi)xie ??(xie)fang ??(fang)hu ??(hu)wei ??(wei)xiu ??(xiu)ren ?(ren)wu ??(wu)?，dan ?(dan)bu ?(bu)shi ??(shi)hen ??(hen)duo ??(duo)le ??(le)?，hai ??(hai)you ??(you)bie ??(bie)de ??(de)chu ??(chu)cang ?(cang)ren ??(ren)wu ??(wu)?，bao ??(bao)kuo ??(kuo)xin ??(xin)ji ??(ji)shu ??(shu)yan ??(yan)zheng ??(zheng)?，xian ?(xian)zai ??(zai)jin ??(jin)di ??(di)gui ??(gui)dao ?(dao)shang ?(shang)ye ??(ye)hua ??(hua)wei ??(wei)xing ??(xing)dou ??(dou)bi ??(bi)jiao ??(jiao)duo ?(duo)le ??(le)?，suo ??(suo)yi ??(yi)shuo ??(shuo)jin ??(jin)di ??(di)gui ??(gui)dao ??(dao)sui ??(sui)pian ??(pian)fang ??(fang)hu ??(hu)he ?(he)wei ??(wei)xing ??(xing)fang ?(fang)hu ??(hu)jiu ??(jiu)yue 秘(yue)lai ??(lai)yue ??(yue)zhong ??(zhong)yao ??(yao)le ??(le)??。??　　ci ??(ci)ci ??(ci)chu ??(chu)cang ??(cang)??，shen ??(shen)zhou ??(zhou)shi ??(shi)jiu ??(jiu)hao ?(hao)hang ??(hang)tian ??(tian)yuan ??(yuan)cai ??(cai)xu ?(xu)zhe ??(zhe)he ??(he)song ??(song)ling ??(ling)dong ?(dong)shen ??(shen)zhe ??(zhe)zhong ??(zhong)guo ??(guo)kong ??(kong)jian ?(jian)zhan ??(zhan)cang ??(cang)wai ??(wai)hang ??(hang)tian ??(tian)fu ??(fu)??，yuan ??(yuan)man ??(man)wan ??(wan)cheng ??(cheng)chu ??(chu)cang ??(cang)huo ??(huo)dong ??(dong)?。??zhi ??(zhi)ci ??(ci)??，zhong ??(zhong)guo ??(guo)kong ??(kong)jian ??(jian)zhan ??(zhan)cang ?(cang)wai ??(wai)hang ??(hang)tian ??(tian)fu ??(fu)yi ??(yi)jing ??(jing)yuan ??(yuan)man ??(man)bao ?(bao)zhang ??(zhang)kong ??(kong)jian ??(jian)zhan ??(zhan)ren ??(ren)wu ??(wu)yi ??(yi)lai ??(lai)de ??(de)19ci ??(ci)chu ??(chu)cang ??(cang)huo ??(huo)dong ??(dong)??，shi ??(shi)yong ??(yong)nian ??(nian)xian ??(xian)ci ?(ci)shu ??(shu)chao ??(chao)chu ??(chu)“3nian ??(nian)15ci ??(ci)”de ?(de)shou ??(shou)ming ??(ming)she ??(she)ji ??(ji)zhi ?(zhi)biao ??(biao)?。kong ??(kong)jian ??(jian)zhan ??(zhan)cang ??(cang)wai ??(wai)hang ??(hang)tian ??(tian)fu ??(fu)shi ?(shi)wo ?(wo)guo ??(guo)shou ??(shou)ge ??(ge)zai ??(zai)gui ?(gui)kai ??(kai)zhan ??(zhan)shou ??(shou)ming ??(ming)ping ??(ping)gu ??(gu)gong ??(gong)zuo ??(zuo)de ??(de)fei ??(fei)xing ??(xing)chan ??(chan)pin ??(pin)?。