天文选择The Stefan-Boltzmann law states that F=a(为一常数)*T^4.If a star emits 10^23 ergs/sec/m^2,how much flux will a star with twice the temperature emit?A Twice as muchB Four times as muchC Eight times as muchD Sixteen times as much

天文选择The Stefan-Boltzmann law states that F=a(为一常数)*T^4.If a star emits 10^23 ergs/sec/m^2,how much flux will a star with twice the temperature emit?A Twice as muchB Four times as muchC Eight times as muchD Sixteen times as much 喜欢Damon还是stefan stefan后面是什么sssssttttteeeeefffffaaaaannnnn stefan elena什么意思 stefan怎么读 stefan katherine damon 英语翻译the thought of that same power being turned against Stefan woke a hot fury inside her that burned against the wind . 英语翻译请大家用通顺的中文翻译一句话,The thought of that same Powerbeing turned against Stefan woke a hot fury inside her that burned against the wind. 天文观测入门级,选择什么望远镜比较好, 高2选择天文好还是摄影好? damon和stefan一共四季么? Stefan Leitzgen,德国人名,应该怎么读 英语翻译An experimental journey of a multidisciplinary creative duo (illustrator Madalina Andronic & designer Claudiu Stefan) through the awesome milky-silky world of porcelain,with a touch of Romanian folklore.Our wish is to create heart-to-hear 对与一般的业余天文爱好者来说,怎么选择天文望远镜? 我觉得Stefan会在第六季回归.《《《《翻译英文 do you still love stefan?are you still in love with stefan?有啥区别?in love with算形容词? 天文爱好者最好选择什么望远镜A.折射式望远镜B.反射式望远镜C.折反射式望远镜 我对天文物理很感兴趣,但是初学者,我想买架天文望远镜,价位不超过2000元,我该怎样选择?