研究讨论缺陷对于拉伸变形的颈缩、稳定性的作用，这有利于正确理解和掌握超塑性拉伸变形过程。

So this paper will discuss the effect of defects on necking and stability of tensile deformation, which will help up to understand and master superplastic tensile deformation correctly.

youdao

研究讨论缺陷对于拉伸变形的颈缩、稳定性的作用，这有利于正确理解和掌握超塑性拉伸变形过程。

So this paper will discuss the effect of defects on necking and stability of tensile deformation, which will help up to understand and master superplastic tensile deformation correctly.

youdao