研究了以炼锌厂废泥为原料，经氧化、酸浸、 中和沉淀、稀硫酸溶解、 置换等步骤制取硫酸铜、海绵镉和硫酸锌的工艺。
Prepared copper sulfate, sponge cadmium and zinc sulfate from abandoned mash of zincmaking plants following the step of oxidization, soaking in acid, neutralization sedimentation, replacement, etc…
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