在封闭冷却循环系统内一次加入液体介质能长期使用，可节约大量冷却水。
One time adding liquid medium to the closed refrigeration circulation system can work for long time, cooling water can be save greatly.
介绍了郯化集团工业冷却水系统的改造及冷却水的综合利用缓解了一次水供应不足的矛盾，节水效果显著。
The modification of industrial cooling water system and the utilization of cooling water are introduced, which can relax the shortage of water supply resulting in good water saving effect.
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