selective reduction smelting
selective reduction smelting
选择性还原熔炼
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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The selective reduction impoverishment of slag from copper smelting with addition of charcoal powder and stirring of inert gas is investigated by the aid of metallurgical analysis, SEM and EDX.
借助于金相分析、SEM和EDX等方法，研究炼铜炉渣加炭粉、通惰性气体搅拌选择性还原贫化过程。
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