superplastic deformation

例句：

1. 1. The material undergoes superplastic deformation during the weldingprocess.
   在焊接过程中，该材料会发生超塑性变形。
2. 2. Superplastic deformation is aphenomenon where the material deforms plastically without significant yielding.
   超塑性变形是一种现象，其中材料塑性变形而无明显屈服。
3. 3. During the manufacturing process, superplastic deformation can lead to unexpected structural changes.
   在制造过程中，超塑性变形可能导致意想不到的结构变化。