具有上下差动送料功能的工业平缝机国内至今还未试制成功。本文对其中具有代表性的日本DLU-490型机进行了分析与研究。
The industrial sewing machine with both top and bottom feeding system, which has not been made in our country yet, symbolizes the advanced world levels in the garment industry.
具有上下差动送料功能的工业平缝机国内至今还未试制成功。本文对其中具有代表性的日本DLU-490型机进行了分析与研究。
The industrial sewing machine with both top and bottom feeding system, which has not been made in our country yet, symbolizes the advanced world levels in the garment industry.
应用推荐