This paper analyzes the problems exis ted in the cooling tower of circulating water and mainly discusses the reformation of the cooling tower and its economic benefits.

分析了循环水冷却塔存在的问题，重点论述了冷却塔的改造及其经济效益。

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Air filter equipment, air cooling tower, water cooling tower, molecular sieve absorber and fractionating tower in air seoaration plant can be manufactured in the company.

整套空分装置中的空气过滤器、空气冷却塔、水冷却塔、分子筛吸附器、分馏塔等系统设备可自行完成制造；

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The spraying ventilation cooling tower is a new cooling tower with patent technologies. The new cooling tower is the first time to be used in treatment of circulation water from steel rolling.

喷雾推进通风冷却塔是具有多项专利技术的新型冷却塔，应用于轧钢循环水的处理还是首次。

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Some water is lost through evaporation in the cooling tower and in waste discharge.

ECONOMIST: New reasons to be suspicious of ethanol