ScienceさんのGoogle+ Trends
反応が多かった投稿ランキングRichard P. F... : 2012-11-16 16:57:48Richard P. Feynman Do you know the textbooks of "Feynman Physics?" :) You know,I could not do it. I could not reduce it to freshman level. That means we really do not understand it. #sciencesunday #scienceeveryday [Check your rank. あなたのランキングを調べる] |
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