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Because the scaling, corrosion and algae reproduction of air conditioning cooling water system are not formed in a short period of time, and will not have a destructive impact on the system in a short···
The prenatal history of sewage disposal equipment in China is still short of 20 years. In the early 1980s, Tianjin Jizhuangzi Daily Sewage Disposal Equipment Factory, the first large domestic daily se···
In recent years, all kinds of clean water equipment are selling very well in Lanzhou. Although it is not difficult to find such products in the shopping mall, the price of a clean water machine varies···
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