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为适应塑力缆生产中对西1.20～2.24mm铜线的需要,南昌电缆厂将一台旧的二级九模大拉机改造为二级十三模大拉机,使原生产φ1.8mm 线径延伸到φ1.20mm,取得了
In order to meet the needs of the west 1.20 ~ 2.24mm copper wire in the production of plastic cable, Nanchang Cable Factory will transform an old two-stage nine-module lathe machine into two-stage thirteen-module lathe machine to make the original production φ1.8mm Wire diameter extended to φ1.20mm, made