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单词 炼铜
释义 DEFINITIVE EXAMPLES 权威例句〔blister copper〕An almost pure copper produced in an intermediate stage of copper refining.粗铜:炼铜的中间过程所产生的一种几乎为纯铜的铜美国传统〔matte〕A mixture of a metal with its sulfides, produced by smelting the sulfide ores of copper, lead, or nickel.锍,冰铜:一种带有硫化物的金属混合物,由熔炼铜、铅或镍的硫化物矿石而制成美国传统The company produced 35 000 tonnes of refined copper under tolling agreements in the first half of the year.这家公司根据今年上半年的设施使用协议生产了 3.5 万吨精炼铜。牛津商务
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