(formerly) = sense 4b; (later) Mining (see quot. 1881).
单词 | θ216496 |
释义 | society > occupation and work > materials > derived or manufactured material > metal > base metal > [noun] > lead > lead in specific form (15) base bulliona1593 (formerly) = sense 4b; (later) Mining (see quot. 1881). web lead1686 sheet lead. pig lead1736 Crude lead as first obtained from a smelting furnace, in the form of oblong blocks. Cf. pig iron, n. 1. lead bullion1905 a mixture of lead and other heavy metals obtained as an intermediate product in the extraction of lead. lead wool1908 lead in a fibrous state, used for caulking pipe joints. Subcategories:— plate (1) — pig or half-pig (4) — sheet (5) |
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