研究了真空蒸馏法分离废杂锌锡合金回收锌锡金属的工艺。
This paper discuss the technology of separating zinc-tin alloy to recover zinc and tin by vacuum distillation.
以锌焙砂为原料，经氨浸，除杂，沉锌，干燥，煅烧等工序制取了活性氧化锌。
Using zinc oxide mine as a raw material, activated zinc oxide can be produced by ammonia leaching, getting rid of impurity, depositing zinc, drying and calcining.
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