简述了稀土元素在镁合金中的作用,重点介绍了Y、Ce、Er、Nd、Dy、Gd、Yb等稀土元素对ZK60镁合金的晶粒尺寸、第二相化合物、室温力学性能以及高温性能的影响,指出了在ZK60镁合金中添加稀土元素的研究存在的问题与不足,并对其发展方向进行了展望。 The effect of rare earth elements in magnesium alloys is briefly introduced. The effects of rare earth elements such as Y, Ce, Er, Nd, Dy, Gd and Yb on the grain size, the second phase compounds, the mechanical properties at room temperature and the high temperature Performance, the paper points out the problems and deficiencies in the study of adding rare earth elements in ZK60 magnesium alloy and prospects its development direction.