单词 | orthoplumbate |
释义 | > as lemmasorthoplumbate orthoplumbate n. Brit. /ˌɔːθə(ʊ)ˈplʌmbeɪt/ , U.S. /ˌɔrθəˈpləmˌbeɪt/ , /ˌɔrθoʊˈpləmˌbeɪt/ ΚΠ c1870 G. F. Barker Text-bk. Elem. Chem. viii. 283 The compound Pb″2Pb ivO4, or plumbic ortho-plumbate, written more often Pb3O4, occurs native as minium. 1983 Mining Ann. Rev. (Nexis) June The pulp is thickened, filtered and calcined at 425 ± 75 degrees C to form a lead oxide (calcium orthoplumbate), the product assaying 47–65% Pb with associated silver values. < as lemmas |
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