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评述了铝合金、钢铁、锌(及镀锌)表面稀土转化膜的研究状况。讨论了膜的组织形貌、形成过程和耐蚀机理。
The research status of rare earth conversion coatings on aluminum, steel, zinc (and zinc) surfaces is reviewed. The film morphology, formation process and corrosion resistance mechanism were discussed.