One time adding liquid medium to the closed refrigeration circulation system can work for long time, cooling water can be save greatly.
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.
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。
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