纳米晶块体材料有望改善金属材料传统的加工工艺并且在应用方面有很广阔的前景.结合近年来实验研究、计算机模拟及理论计算等各方面的分析结果对纳米晶金属块体材料在塑性和超塑性方面的研究进展情况进行了评述,分析了影响纳米晶金属块体材料力学性能的因素,并对其变形机理进行了初步探讨.
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