供应DK7745锥度快走丝线切割机床恒田机械快走丝数控电火花线切割机床技术参数机床型号工作台行程mmzui大线架跨度mm直体工件加工精度mm工作台尺寸mm承载重量kg机床重量kg机床外型尺寸mmDK7725250×3204000．015550x35025012001300×1100DK7735350×4504000．015650x43030015001400×1200DK7745450×5504000．015770x55045018501650×1300DK7745非标450×6304000．015880x55050020001650×1450DK7755550×6305000．015880x65070028002050×1750DK7755非标550×8005000．0151100x65070030002050×1900