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　　中??(zhong)國??(guo)航??(hang)天??(tian)科??(ke)技??(ji)集?(ji)團??(tuan) 李??(li)學(xué)??(xue)東??(dong)：后??(hou)續(xù)??(xu)還??(hai)有??(you)一??(yi)些??(xie)防??(fang)護??(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??(hu)和??(he)衛(wèi)??(wei)星??(xing)防??(fang)護??(hu)就??(jiu)越??(yue)來??(lai)越??(yue)重??(zhong)要??(yao)了??(le)??。??　　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??(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??(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??(dian)位??(wei)多??(duo)的??(de)特?(te)點?(dian)和??(he)難??(nan)點??(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?(dong)的??(de)收??(shou)官??(guan)任??(ren)務(wù)?(wu)??。??。