The wastewater from printing and dyeing plant is one of the well known problem to deal with in the world.
印染工业废水是公认的难处理的工业废水之一。
The characteristics of wastewater from several new printing and dyeing processes were analyzed, and the corresponding pretreatment methods were proposed.
对几种新的印染工艺产生的废水特点进行了分析，提出了对应的预处理方法。
Based on recycling of sulphur dyestuff from printing and dyeing wastewater, coagulation sedimentation was used to separate sulphur dyestuff from water.
试验从回收印染废水中的有用物质硫化染料的角度出发，通过混凝沉定法使染料与水分离达到回收再利用的目的。
Based on recycling of sulphur dyestuff from printing and dyeing wastewater, coagulation sedimentation was used to separate sulphur dyestuff from water.
试验从回收印染废水中的有用物质硫化染料的角度出发，通过混凝沉定法使染料与水分离达到回收再利用的目的。
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