| 单词 | lead bullion |
| 释义 | > as lemmaslead bullion lead bullion n. a mixture of lead and other heavy metals obtained as an intermediate product in the extraction of lead. ΘΚΠ society > occupation and work > materials > derived or manufactured material > metal > base metal > [noun] > lead > lead in specific form base bulliona1593 web lead1686 pig lead1736 lead bullion1905 lead wool1908 1905 A. H. Low Techn. Methods Ore Anal. viii. 56 The determination of bismuth in impure lead or lead bullion may be carried out on the same lines as described for refined lead. 1954 W. H. Dennis Metall. Non-ferrous Metals iv. 242 The crude lead bullion may contain up to 4 per cent of these reduced metallics. 1963 Times 22 Apr. p. iv/4 This plant is producing about 40,000 tons of good ordinary brand zinc annually together with lead bullion and by-product cadmium and sulphuric acid. < as lemmas |
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