板料成形工艺
sheet metal forming process
成形工艺分析
Forming technology analysis
Analysis of forming technique
冲压成形工艺
pressing process
punching forming
stamping process
Punching and Forming Technique
stamping forming process
复合成形工艺
complex-forming technology
盒形件成形工艺
forming technology of cup-shaped
挤压成形工艺
extrusion technology
extrusion forming process