Et
(chemistry) Abbreviation of ethyl. (-C₂H₅)
(physics) A naturally-occurring radioactive isotope of potassium, ⁴⁰₁₉K, having nineteen protons and twenty-one neutrons, and a half-life of 1.3 billion years; it is the chief source of natural rad...
(anatomy) relating to the radius and the capitellum
plural of incurvature
化学者は溶解性を改善するために分子にエチル基を導入した。
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DiQt
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