| 单词 | perruthenic |
| 释义 | > as lemmasperruthenic ΚΠ 1868 H. Watts Dict. Chem. V. 138 Tetroxide of ruthenium, RuO4, Ruthenic tetroxide, Perruthenic acid. 1880 E. Cleminshaw tr. C. A. Wurtz Atomic Theory 233 In perruthenic acid and in osmic acid..ruthenium and osmium act as octovalent elements. < as lemmas |
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