量块国际公差标准： 量块国际公差标准对照表： 长度.............................0级....................1级.......................2级 _10mm......................0.12um.........0.20um...............0.45um10-25mm..................0.14um..........0.30um..............0.60um 25-50mm..................0.20um..........0.40um..............0.80um50-75mm..................0.25um..........0.50um..............1.00um 75-100mm................0.30um..........0.60um..............1.20um

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