除非生产工艺上不用水，只要用水，冷却就必须用冷却塔才能实现工业水的重复利用。
Unless no water in the production process, just it USES water, cooling tower must be used to cool the water to achieve industrial water reuse.
采取冷却系统节水、冷凝水回收利用、污水净化回用等措施，可有效节约化学工业用水。
To propose some effective ways of water saving in chemical industry, e. g. saving water by cooling system, condensed-water recovery, waste water treatment etc.
经该系统处理后水质达到了国家一级排放标准，可用作工业生产冷却用水。
The quality of the treated water reached effluent standard of GB and it can be used as water coolant in commercial run.
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