Circulate passivation solution as per recommended conditions.
根据推荐的条件，循环钝化溶液。
An environmentally-friendly chemical polishing and passivation process was established for copper and its alloys, using a rare earth salt in the passivation solution.
为了提高铜及其合金的表面抗变色能力，研制了一种环保的化学抛光工艺和含稀土盐的新型钝化工艺。
The invention relates to a method for preparing chromium-free intensified passivation solution for Martensitic stainless steel and ferritic stainless steel and an application thereof.
本发明涉及提供一种马氏体、铁素体不锈钢无铬强力钝化液的制备方法及应用。
The process flow and formulation of silver-salt black passivation of zinc electroplate were presented, and the functions of the different components in passivation solution were introduced.
给出了镀锌层银盐黑色钝化的工艺流程及配方，介绍了钝化液中各组分的作用。
In addition, the formation mechanism of passivation film, the adjustment and maintenance of passivation solution were also discussed.
另外探讨了钝化膜的形成机制及一次钝化液的调整和维护。
In addition, the formation mechanism of passivation film, the adjustment and maintenance of passivation solution were also discussed.
另外探讨了钝化膜的形成机制及一次钝化液的调整和维护。
应用推荐