... 半径标注[曲线]尺寸法 dimensioning by radii 尺寸线 dimensioning lines 的尺寸标注法 dimensioning of circle ...
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In dimensioning a drawing, the Numbers placed in the dimension lines represent dimension that are only approximate and do not represent any degree of accuracy unless so stated by the designer.
在图纸标注尺寸时,除非设计者有意标明,注在尺寸线上的数字代表的尺寸仅仅是近似的,并不代表任何精度等级。
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