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學(xué)習(xí)快評丨qibao666888　　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)???？??(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)???！　≈??(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)較秘(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)??。??。