中文摘要：

介绍了稀土金属化合物在金属腐蚀控制中的应用。主要内容包括：金属表面稀土转化膜的形成和机理,稀土化合物作为绿色缓蚀剂的开发与应用,并展望了在这方面的研究发展趋势。

英文摘要：

Application of rare earth compounds on the metal corrosion control was presented.The main contents include the formation and mechanism of rare earth conversion coating on the surface of metal,the development and application of rare earth metal compounds as a green corrosion inhibitor.Furthermore,the research and development trend in the metal corrosion control field was prospected.