zxnlidt 发表于 2007-1-4 16:18:21

Zinc plating with clear trivalent chromate conversion coating---[请教]

Zinc plating with clear trivalent chromate conversion coating是什么样的表面处理啊

wu3601715 发表于 2007-1-5 08:43:13

Re: Zinc plating with clear trivalent chromate conversion coating---[请教]

表面镀锌后三价白色铬酸盐钝化处理
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