镁合金作为一种新兴的金属结构材料,设法提高其性能是促进镁合金广泛应用的重要措施之一.从镁合金晶粒细化对其强韧性的贡献出发,主要对目前通过变形提高镁合金强韧性的途径及机理进行了论述,同时展望了该领域的发展趋势和应用开发前景.
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