平尺LevelingRule規 格Type(mm)工作面直線底或平面度Straightness＆flatnessofworkingsufcace工作面間平行度Parallelismbetweenworkingsufaces側面對工作面垂直度squarenessbetweenworkingsurfaceandsidesurface精度等級Precisiongrade( m)OO級O級OO級O級OO級O級400*60*251.62.62.43.9813630*100*352.13.53.25.310.5181000*160*50354.57.515251600*250*804.47.46.611.12237用于直線度和平面度測量。歡迎洽詢特殊規格。formeasurementofstraightnessandflatnessserveforyourspecialspecifications.