单词 | chrome iron ore |
释义 | > as lemmaschrome iron ore chrome iron ore n. (also called chrome iron-stone) chrome iron, chrome ore, and chromate of iron, chromite), the most abundant ore of chromium, consisting chiefly of chromic oxide (Cr2O3) and ferrous oxide (FeO). ΚΠ 1866 H. E. Roscoe Lessons Elem. Chem. xxiii. 200 The chief ore of this metal is a compound of the oxides of chromium and iron, called chrome iron-stone. < as lemmas |
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