The article introduced the experiment of the settling mode for suspended solids in cyanide waste water and its application to pretreatment of cyanide waste water in ammonia plant.

介绍了煤造气含氰污水中悬浮物沉降试验，确定了悬浮物沉降模式，并将其应用于合成氨厂含氰污水预处理装置。

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The Gold Smelter through technical reform of washing system achieved zero discharge of cyanide-bearing waste water.

介绍了某黄金冶炼厂通过对洗涤工艺流程的改造，实现了含氰污水零排放。

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In future waste water will be utilized in circulation, the final goal is to achieve zero discharge of phend-cyanide-containing waste water.

今后将实现废水循环综合利用，最终达到酚、氰废水零排放的目标。

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