英语词汇“primary lead”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	primary lead
释义	primary lead primary lead [′prī‚mer·ē ′led] (metallurgy) Lead recovered from ore, as contrasted with recycled scrap (secondary) lead.
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