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最近,南京第二机床厂开发研制的YS3120CNC型数控高速滚齿机、YS5120CNC型数控高速插齿机、Y4220CNC型数控剃齿机、YKA4220型数控剃齿机顺
Recently, the second Nanjing Machine Tool Plant developed YS3120CNC high-speed CNC gear hobbing machine, YS5120CNC CNC gear shaper, Y4220CNC CNC gear shaving machine, YKA4220 CNC gear shaving machine Shun