艙外航天服為何要“延壽”? 知識帖來了
一本大道一卡二卡三卡下载
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??(yue)來??(lai)越??(yue)重??(zhong)要??(yao)了?(le)?。?? 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)??,但祝(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?(yue)來??(lai)越??(yue)重??(zhong)要??(yao)了??(le)??。??EAOIDADDGHqibao666888 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 ??(yue)lai ??(lai)yue ??(yue)zhong ??(zhong)yao ??(yao)le ?(le)?。?? 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 祝(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 ?(yue)lai ??(lai)yue ??(yue)zhong ??(zhong)yao ??(yao)le ??(le)??。??