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學(xué)習(xí)快評丨qibao666888　　北?(bei)京??(jing)天??(tian)文??(wen)館??(guan)科??(ke)普??(pu)教??(jiao)育??(yu)部??(bu)副??(fu)研??(yan)究??(jiu)館?(guan)員??(yuan)曹??(cao)軍??(jun)表??(biao)示??(shi)??，如??(ru)果??(guo)持??(chi)續(xù)??(xu)觀??(guan)察?(cha)土??(tu)星??(xing)??，會??(hui)發(fā)??(fa)現(xiàn)??(xian)光??(guang)環(huán)?(huan)朝??(chao)向??(xiang)地??(di)球??(qiu)的??(de)角??(jiao)度??(du)是?(shi)在??(zai)不??(bu)斷??(duan)變??(bian)化??(hua)的??(de)??，大?(da)概??(gai)十??(shi)幾??(ji)年??(nian)會??(hui)完??(wan)成??(cheng)一??(yi)個??(ge)輪??(lun)回??(hui)??。??今??(jin)年??(nian)3月?(yue)份??(fen)??，地??(di)球??(qiu)正??(zheng)好??(hao)在??(zai)光??(guang)環(huán)??(huan)的??(de)平??(ping)面??(mian)上??(shang)??，因??(yin)此??(ci)看??(kan)上??(shang)去??(qu)就??(jiu)好??(hao)像?(xiang)光??(guang)環(huán)??(huan)消??(xiao)失??(shi)了??(le)一??(yi)樣??(yang)???！　”??(bei)京??(jing)天??(tian)文??(wen)館??(guan)的??(de)科??(ke)普?(pu)專??(zhuan)家?(jia)介?(jie)紹??(shao)?，土??(tu)星??(xing)環(huán)??(huan)完??(wan)全??(quan)側(cè)??(ce)對??(dui)地??(di)球??(qiu)時??(shi)?，是??(shi)天??(tian)文?(wen)學(xué)??(xue)家??(jia)獲??(huo)得??(de)研??(yan)究??(jiu)環(huán)??(huan)系?(xi)三??(san)維??(wei)結(jié)??(jie)構(gòu)??(gou)的??(de)絕??(jue)佳??(jia)機??(ji)會??(hui)??。??微??(wei)弱??(ruo)的??(de)光??(guang)影??(ying)變??(bian)化??(hua)可??(ke)能??(neng)揭??(jie)示??(shi)土??(tu)星??(xing)環(huán)??(huan)塵??(chen)埃??(ai)分??(fen)布??(bu)的?(de)異??(yi)常??(chang)?，這??(zhe)種??(zhong)特??(te)殊??(shu)視??(shi)角??(jiao)帶??(dai)來??(lai)的??(de)觀??(guan)測?(ce)窗??(chuang)口??(kou)?，就??(jiu)像??(xiang)為??(wei)宇??(yu)宙??(zhou)CT掃??(sao)描??(miao)打??(da)開??(kai)了??(le)最??(zui)佳??(jia)角??(jiao)度??(du)??。。