综述了Al2O3颗粒增强钢铁基复合材料的研究进展,重点介绍了几种复合工艺方法及其特点,分析了当前研究的不足,并对未来的发展进行了展望。 The research progress of Al2O3 particle reinforced steel matrix composites was reviewed. Several composite technological methods and their characteristics were introduced emphatically. The deficiencies of current research were analyzed and the future development was prospected.