10

Mar

宇宙有多大

Posted by thuhsd011  Published in 好演講

資料來源https://www.youtube.com/watch?v=8M-fPeItbso

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10

Mar

元素週期表

Posted by thuhsd011  Published in 好演講

資料來源https://www.youtube.com/watch?v=AGGtMeHQRic#t=267

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10

Mar

十三世紀星盤

Posted by thuhsd011  Published in 好演講

資料來源:https://www.youtube.com/watch?v=7ML8fh9LyHU

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