Technology, general development situation, characteristics and applicable scope of primary and secondary electrochemical composite treatment of aluminum and aluminum alloys surface are described.

• 叙述了铝及其合金表面一次和二次电化学复合处理技术、发展概况以及它们的特点和适用范围,重点介绍一次电化学复合处理技术,即复合阳极氧化方法。