Ti/AI multilayered composite, mainly composed of ultrafine equiaxed grains with a mean size of 200-300 nm is successfully synthesized by accumulative roll-bonding. The microstructure evolution and mechanical properties of the multilayered Ti/A1 compound are investigated.%用累积轧制法成功制备了平均晶粒尺寸为200--300nm的超细等轴晶Ti／A1多层复合材料．研究了Ti／A1多层复合材料的微结构变化和力学性能．
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