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题目名称 叫冷冲模技术卜同侧式双侧刃的设计············……三合一压弯模·····················……盒形件剖切冲孔复合模的设计……聚氨酷冲模的改进···············……轻型汽车车门止锁的压弯模设计…聚氨酷在复合冲模中
The name of the project is called cold die Bu same-side double-sided blade design ... ... ... ... triple compression die ... ... ··············································································································································································································································································································································································································································································································································································· Compression mold design ... Polyurethane cool compound die