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平尺LevelingRule规 格Type(mm)工作面直线底或平面度Straightness＆flatnessofworkingsufcace工作面间平行度Parallelismbetweenworkingsufaces侧面对工作面垂直度squarenessbetweenworkingsurfaceandsidesurface精度等级Precisiongrade( m)OO级O级OO级O级OO级O级400*60*251.62.62.43.9813630*100*352.13.53.25.310.5181000*160*50354.57.515251600*250*804.47.46.611.12237用于直线度和平面度测量。欢迎洽询特殊规格。formeasurementofstraightnessandflatnessserveforyourspecialspecifications.