Galvanized to trivalent chromium and hexavalent chromium passivation passivation process.
镀锌为三价铬钝化及六价铬钝化工艺。
It concentrates on the cool gas passivation process and performance improvement of ultrafine carbonyl nickel powder.
重点介绍了超细羰基镍粉末的冷气钝化处理工艺及其对于粉末工艺性能和物理性能的改善。
In addition, some problems relating to post treatment, passivation process and waste water treatment are also discussed.
最后还研究了镀后的钝化处理工艺及废水处理方面的一些问题。
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