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Electroplating sewage treatment equipment is an indispensable major equipment in environmental protection profession. In order to satisfy the needs of different professions, with the improvement of sc···
1. Water quality analysis of water sources can refer to boiler water quality analysis methods. The concentration of calcium and magnesium ions in water should be analyzed first, which is called hardne···
1. The following buildings shall be provided with indoor fire water supply:(1) Seawater desalination equipment in scientific research buildings whose height does not exceed 24m for factories, warehous···
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