1)Front cut point,止口圆角点线2)front cut,止口圆角3)front edge is out of square,止口缩角4)fold line for lapel stops,驳口止点5)entrance circular angle,入口圆角6)round corner punch edge,圆角刃口
英汉例句
Designed fine blanking die with small gap round corner punch edge and continue auto-feed material.