| 单词 | periodic classification |
| 释义 | > as lemmasperiodic classification periodic classification n. Chemistry the classification of the chemical elements according to the periodic law. ΘΚΠ the world > matter > chemistry > elements and compounds > periodicity > [noun] law of octaves1865 periodic law1872 periodic system1875 period1879 periodicity1879 periodic classification1881 periodic table1890 1881 Chem. News 14 Jan. 16/1 The criticism of Prof. Wurtz upon the periodic classification. 1936 S. Glasstone Recent Adv. Gen. Chem. i. 36 This elaborate investigation has eliminated all the elements of the first group of the periodic classification. 1995 Marketing Sci. 14 g31 Mendeléev's periodic classification of the chemical elements. < as lemmas |
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