| 释义 |
▪ I. columbic, a.1 Chem.|kəˈlʌmbɪk|
[f. columbium + -ic.]
Of or pertaining to columbium. columbic acid: the same as niobic acid, q.v.
1807T. Thomson Chem. (ed. 3) II. 251 Nitric acid precipitated the columbic acid. 1882Avery Elem. Chem. 227 Columbic acid has the composition, HCbO3.
▪ II. coˈlumbic, a.2
var. of calumbic: see calumba. |