尺寸公差:Dimensionaltolerance公差=上偏差-下偏差Tolerance=upperdeviation–lowerdeviation误差error形位公差:Shapeandpositiontolerance形状公差:直线度straightness平面度flatness圆度roundness水平度levelsurface圆柱度cylindricalshapecylinder线轮廓度lineshape面轮廓度surfaceshape位置公差:平行度parallelism垂直度verticality倾斜度inclination同轴度coaxiality对称度symmetry位置度圆跳动全跳动端面全跳动overallaxialrun-out径面全跳动overallradialrun-out表面粗糙度surfaceroughness从表面指向实体内pointfromthesurfacetotheentity