规格Typemm平行度Parallelismofworkingsurface平面度Flatnessofworkingsurface垂直度Perpendicutarityofworkingsurface精度等级Precisiongrade( m)OO级O级OO级O级OO级O级100*100*1000.0010.0020.0010.0020.0010.002150*150*1500.00150.0030.0010.0020.00150.003200*200*2000.0020.0040.00150.0030.0020.004300*300*3000.0030.0060.00150.0030.0030.006