Its comprehensive coverage focuses on passivation (repassivation and depassivation) techniques with austenitic stainless steels.

它广泛报导集中在用与钢硬氮技为。

The passivation patinas and the composition of each phases becoming more homogeneous are moderator to the dealuminization corrosion of high aluminum bronze.

腐蚀钝膜形成及热处理后合金各相成分于一致，均使合金耐腐蚀性能得到改善。

BlueStar cleaning technology uses BlueStar series of cleaning agent eliminate the dirt and cover on the object surface by the technique of degrease, derust and passivation.

蓝星学清洗技用蓝星系列清洗剂通过脱脂、酸洗除锈、钝等工艺去除被清洗物体表面污物或覆盖层。