英语词汇“barrel copper”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	barrel copper
释义	barrel copper barrel copper [′bar·əl ‚käp·ər] (mining engineering) Copper in lumps small enough to be picked out of the mass of rock and put in the furnace without dressing.
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