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方向公差有哪些

更新时间: 2020-10-29 00:00:00     

方向公差有平行度、垂直度、倾斜度、线轮廓、面轮廓。平行度是指要素表面或要素中平面或要素轴线到一基准平面或基准轴线等距离的条件,平行度可控制面与面,线与线,线与面之间的平行关系。

公差带相对于基准有方向要求,位置浮动,它综合控制被测要素的形状与方向误差,若给出定向公差不再标注形状公差。

关键词: 方向 公差 哪些

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