供應(yīng)大理石方箱,高精度大理石方箱,精密大理石方箱 根據(jù)國(guó)家檢定規(guī)程:JJG194-92制造 規(guī)格(mm)工作面平面度相對(duì)面平行度(um)工作面間垂直度(um)每對(duì)平行規(guī)H.W等長(zhǎng)之差(um)精度等級(jí)000000000100 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 3000.0030.0060.00150.0030.0030.006400 400 4000.0040.0080.0020.0040.0040.008500 500 5000.0050.0100.00250.0050.0050.010600 600 6000.0060.0120.0030.0060.0060.012800 800 8000.0080.0160.0040.0080.0080.016