摘要
在化学清洗实践中 ,除垢钝化一步法具有经济、废液处理容易等优点。在实验研究的基础上 。
In the process of chemical cleaning,the one- step treatmentof removing scale and passivation has the advantage of economical and treating polluted water easily etc.Based on the experiment study,this paper is to introduced the normal principle of the method and the situation in application
