英语词汇“grey slag”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

　

单词	grey slag
释义	Definition of grey slag in English: grey slag (US gray slag) noun Metallurgy historical A lead-rich residue obtained by a preliminary smelting of lead ore and which is subsequently heated to a higher temperature to give metallic lead. Origin Early 19th century; earliest use found in Philosophical Magazine. Definition of grey slag in US English: grey slag (US gray slag) noun Metallurgy historical A lead-rich residue obtained by a preliminary smelting of lead ore and which is subsequently heated to a higher temperature to give metallic lead. Origin Early 19th century; earliest use found in Philosophical Magazine.
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更新时间：2025/2/5 11:49:45