... pre-burning 预烧 precipitated copper 沉淀铜 precipitation heat treatment 沉淀热处理 ...
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Using a mixed solution of thiosemicarbazide and ascorbic acid as reducing agent, arsenic is reduced and separated from precipitated copper.
本法使用硫代氨基脲-抗坏血酸作为还原剂，将砷还原同时将铜沉淀分离。
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