The method has advantages of low cost, easy carrying out and good economic profit.
该工艺成本低，易实施，可获得良好的经济效益。
The recovery technique of hydrochloric acid and its application are introduced, with it the good economic profit got in Tang Steel.
介绍了盐酸再生技术及其应用前景，唐钢冷轧薄板厂采用盐酸再生技术取得了较好效益。
This technology Overcomed the problems that the capacity of thickening equipment was not enough for increasing capacity of cyanidation plant and has made a good economic profit.
该技术的应用解决了因系统处理能力增大浸前浓缩设备能力不足的问题，并取得了较好的经济效益。
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