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學(xué)習(xí)快評(píng)丨qibao666888　　土??(tu)星??(xing)以??(yi)26.7度??(du)的??(de)傾??(qing)角?(jiao)繞??(rao)太??(tai)陽(yáng)??(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(duì)??(dui)太??(tai)陽(yáng)??(yang)??。??此?(ci)時(shí)??(shi)??，陽(yáng)?(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(guò)??(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(méi)??(mei)在??(zai)黑??(hei)暗??(an)背??(bei)景?(jing)中??(zhong)???！　≡??(zai)北??(bei)京??(jing)天?(tian)文??(wen)館??(guan)??，科??(ke)普??(pu)專??(zhuan)家??(jia)介??(jie)紹??(shao)??，土??(tu)星??(xing)環(huán)?(huan)的??(de)“消??(xiao)失??(shi)”并??(bing)非??(fei)真??(zhen)正??(zheng)意??(yi)義??(yi)上??(shang)的??(de)消??(xiao)失??(shi)??，而??(er)是??(shi)天??(tian)穹??(qiong)之??(zhi)上??(shang)的??(de)一??(yi)場(chǎng)??(chang)精??(jing)彩??(cai)的??(de)光??(guang)影?(ying)魔??(mo)術(shù)??(shu)??。??早??(zao)在??(zai)1612年??(nian)??，意??(yi)大??(da)利??(li)科??(ke)學(xué)??(xue)家??(jia)伽??(jia)利??(li)略??(lve)就??(jiu)首??(shou)次??(ci)觀??(guan)測(cè)??(ce)到??(dao)土??(tu)星??(xing)環(huán)??(huan)“消??(xiao)失??(shi)”現(xiàn)??(xian)象??(xiang)??。。