According to the types and morphology of the pollutants contained in the waste water ( products) rejected by the printed circuit card factories, a treatment method of classifiable chemical precipitation is discussed. 根据印刷电路板生产厂的废水(废液)污染物的种类及其存在形态,探讨了分类化学沉淀处理法。
The device has a compact structure and it is completely designed on one printed circuit card, which is directly plugged in the expanding groove of personal computer ( PC). 该装置结构紧凑、稳定可靠,可直接安装在PC机内的扩展槽上。
Treatment of waste water ( products) from printed circuit card factories 印刷电路板生产厂的废水(废液)处理