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天津某研究所钴生产车间,原系处理广东及江西的钴铁,最终得到1~#电解钴产品。自一九七二年三月中旬开始处理某厂的钴渣,其主要成份为:(%)
A cobalt production workshop in Tianjin, the original dealt with cobalt and iron in Guangdong and Jiangxi, finally obtained 1 ~ # electrolytic cobalt products. Since mid-March 1972, the cobalt slag from a factory has been processed and its main components are: (%)