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| 表面化学处理法 (Chemical surface treating processes refer to processes by which metallic surfaces are treated with chemical reagents to achieve desired effects as, for example, acid pickling, alkaline cleaning, passivation, etc. 表面化学处理法指的是使用化学试剂对金属表面进行处理以期获得所希望效果的一些方法，例如酸洗、碱洗、钝化处理等。); 表面化学处理法 | |||
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