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學(xué)習(xí)快評丨qibao666888　　土??(tu)星??(xing)以??(yi)26.7度??(du)的??(de)傾?(qing)角??(jiao)繞?(rao)太??(tai)陽??(yang)公??(gong)轉(zhuǎn)??(zhuan)??，當(dāng)??(dang)它??(ta)運(yùn)??(yun)行??(xing)到??(dao)軌??(gui)道??(dao)特??(te)定??(ding)位??(wei)置??(zhi)時(shí)??(shi)??，環(huán)??(huan)平??(ping)面??(mian)恰??(qia)好??(hao)正??(zheng)對??(dui)太??(tai)陽??(yang)??。??此??(ci)時(shí)??(shi)??，陽??(yang)光?(guang)以??(yi)不??(bu)足?(zu)1度??(du)的??(de)極??(ji)淺??(qian)角?(jiao)度??(du)掠??(lve)過??(guo)環(huán)?(huan)面??(mian)??，相??(xiang)當(dāng)??(dang)于??(yu)我?(wo)們??(men)側(cè)??(ce)視??(shi)一??(yi)張??(zhang)A4紙??(zhi)的??(de)邊??(bian)緣??(yuan)??，原??(yuan)本??(ben)璀??(cui)璨??(can)的??(de)光??(guang)環(huán)??(huan)便??(bian)隱??(yin)沒?(mei)在??(zai)黑??(hei)暗??(an)背??(bei)景??(jing)中??(zhong)???！　”??(bei)京??(jing)天??(tian)文??(wen)館??(guan)的??(de)科??(ke)普??(pu)專?(zhuan)家??(jia)介?(jie)紹??(shao)??，看??(kan)上??(shang)去??(qu)美?(mei)麗??(li)的??(de)土??(tu)星??(xing)光??(guang)環(huán)??(huan)??，實(shí)??(shi)際?(ji)上??(shang)是??(shi)由??(you)無??(wu)數(shù)??(shu)水??(shui)冰??(bing)顆??(ke)粒??(li)、巖??(yan)石??(shi)碎??(sui)片??(pian)和??(he)塵??(chen)埃??(ai)構(gòu)??(gou)成??(cheng)??，規(guī)??(gui)模??(mo)超??(chao)級(jí)??(ji)龐??(pang)大?(da)??，但??(dan)是??(shi)厚??(hou)度?(du)有??(you)的??(de)地??(di)方??(fang)是??(shi)摩??(mo)天??(tian)大??(da)樓??(lou)??，有??(you)的??(de)地??(di)方?(fang)卻?(que)只??(zhi)有??(you)平??(ping)房??(fang)那?(na)么?(me)高?(gao)??，平??(ping)均??(jun)下??(xia)來??(lai)也??(ye)就??(jiu)十??(shi)多??(duo)米??(mi)??。??。