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cylindricity 英/ ?s?l?n?dr?s?ti / 美/ s?l?nd?r?s?t? / - 1
能源科学技术 圆柱度 According to the SDT theory, a new method of three-dimensional tolerance modeling is proposed. Then the models of straightnesse, flatness, roundness and cylindricity are built using this modeling method. 第三章阐述了形状公差定义及公差原则，分析了基于SDT理论的三维公差域建模方法，在此基础上建立了直线度、平面度、圆度及圆柱度公差的数学模型。
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