In the present dissertation, the naissance and development of Functionally Graded Material (FGM) have been introduced, and the research actualities have been discussed from two aspects: preparation technique and application fields.

• 本论文先简单介绍了功能梯度材料的诞生与发展，从制备方法和应用领域等方面论述了国内外功能梯度材料的研究现状。