With the water pollution becoming more and more serious, waterworks sludge treatment project has been added up to drinking water treatment system in order to achieve the zero discharge of waste water.

在当前水环境污染日益严重的情况下，自来水厂排泥水处理工程已逐步纳入了自来水厂的工艺流程体系，以实现生产废水零排放。

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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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Whole system is sealed, preventing escaping of poisonous gas. Automatic reagent change, automatic discharge waste water.

系统全封闭，可自动更换溶剂和排出废液，避免有毒试剂外逸。

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New technology might be able to halve the amount of water again, says Mike Fatigati, vice president of Delta-T Corp, a Virginia company which has designed a system that does not discharge any waste water.

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