艙外航天服為何要“延壽”? 知識帖來了
japanese中国人少妇
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??(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)??。?? (央??(yang)視??(shi)新??(xin)聞??(wen)客??(ke)戶??(hu)端??(duan))QMFEUZHIODqibao666888 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)??。?? (yang ??(yang)shi ??(shi)xin ??(xin)wen ??(wen)ke ??(ke)hu ??(hu)duan ??(duan))