Using the metallography, the effect of grain size and strain on deformation ununiformity are investigated, and the mechanism is analyzed from the viewpoint of the anisotropy of grain.

采用金相方法，分析晶粒尺寸和变形程度对塑性变形不均匀性的影响规律，并从晶粒的各向异性角度研究其产生的机理。