但是山东人的性格果真圆满吗？
圆度是花键与真圆的圆廓之间的公差。
Out of Roundness is the variation of the spline from a true circular configuration.
以等三角支撑原理，进行滚压加工，可提高工件真圆度、同心度、垂直度。
To support the principle of triangulation, etc., the rolling process, the workpiece can improve roundness, concentricity, perpendicularity.
确保加工模具孔形的真圆度，该机又设计了稳定、高精度自定心的模座，从而提高模具的品质。
To ensure the degree of processing die's hole circle, it is also designed into a stable, high accurate self-centering mold base, thereby improving the dies quality.
确保加工模具孔形的真圆度，该机又设计了稳定、高精度自定心的模座，从而提高模具的品质。
To ensure the degree of processing die's hole circle, it is also designed into a stable, high accurate self-centering mold base, thereby improving the dies quality.
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