通过对工频炉冷却水循环系统的改造，达到了节水的效果，取得了一定的经济效益。
Based on reconstruction of low frequency reduction furnace 'cooling water circular system, arrived at the effect of water saving and gained economic benefits.
处理后的溢流水作为洗煤用水循环使用，节省水力资源，减少了环境污染，经济效益和社会效益显著。
The spill water handled can be used as slime water in rotation, saving the water resource, reducing the pollution and improving the economic and social benefit remarkably.
雨水是一种最根本、最直接、最经济的水资源，是自然界水循环系统中的重要环节。
Rainwater is a kind of economical resources, and it is a important link in water circulation system.
水循环包括自然水循环和社会经济水循环两个方面。
Socio-economic water cycle means water cycle driven by human activity and contrast with natural water cycle driven by natural factors.
通过改进，热水循环系统得到合理的配置，并获得很大的经济效益。
After improvement, the hot water circulation system was rationally collocated. Meanwhile, good profits were received.
最后论述了海水循环冷却处理技术的经济评价和环境评价。
At the end, it discusses the evaluation of economic effect and environmental effect of the technology of seawater as circulating c...
最后论述了海水循环冷却处理技术的经济评价和环境评价。
At the end, it discusses the evaluation of economic effect and environmental effect of the technology of seawater as circulating c...
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