上述工作表明，本文所建立的鼓风炉还原熔炼模型能够较好的描述鼓风炉熔炼高铅渣的过程。

Those demonstrated that the formed-model in this paper can basically interpret the process for the high lead slag smelting in blast furnace.

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对于黄金矿山来说，氰化尾渣中尚有可回收的金、银、铜、铅等有价金属元素。

There are many valuable metals in the cyanidation tailings, such as gold, silver, copper and lead.

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对用草酸泥渣制备铬酸铅的工艺原理进行了分析。

Principle of preparation lead chromate from oxalic acid sludge was introduced.

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