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介绍了稀土元素的基本性质及其在镁合金中的主要作用。简述了稀土在Mg-Al系、Mg-Zn系以及Mg-RE系高强度镁合金中的研究和开发现状。指出了含稀土高强度镁合金的发展趋势和研究方向。
The basic properties of rare earth elements and their main functions in magnesium alloys are introduced. The research and development of rare earths in Mg-Al, Mg-Zn and Mg-RE high-strength magnesium alloys are briefly reviewed. The development trend and research direction of rare earth high strength magnesium alloy are pointed out.