“radical”的概念、定义、翻译、参考文献-科学参考

　

单词	radical
释义	radical Physics A root of a number or a quantity. The symbol √ is called the radical sign. Mathematics Given an ideal I in a ring R, its radical is $\sqrt{I} = {r \in R \| r^{n} \in I for some n} .$ This is an ideal of R which contains I. A radical ideal is an ideal which equals its radical. Prime ideals are radical; indeed, $\sqrt{I}$ equals the intersection of all prime ideals containing I. See also nilradical. Chemistry A group of atoms, either in a compound or existing alone. See free radical; functional group. https://www.acdlabs.com/iupac/nomenclature/93/r93_569.htm Information about IUPAC nomenclature https://www.acdlabs.com/iupac/nomenclature/79/r79_1036.htm List of radical names
随便看	iron(III) oxide iron(III) sulphate iron(II) oxide iron(II) sulphate iron loss iron meteorite iron, native iron pan iron peak iron pyrites Ironsides ironstone iron(symbol: Fe) Iroquois IRQ irradiance irradiance gradient irradiation irragic horizon irrationalism irrational number irrealism irrecoverable error irredeemable security Irredentism

　

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