dimensionsn.面积；大小；容积dimensionn.尺寸； 次元； 容积； 维度； 范围； 方面vt.标尺寸； 形成 ... 尺寸dimensional lumber规格材dimensions closure尺寸封闭dimension analysis量纲分析dimension mutation维变异算子dimensionaal ratio尺寸比dimension stability尺寸稳定性dimension invariant维数不变量dimensionless ratio无因次比dimensional ability空间想象能力dimension detection尺寸检测

1. Where the radius dimension line is foreshortened and the center is located by coordinate dimesions, the dimension line locating the center is also foreshortened.
   当半径尺寸线缩短，圆心点要用坐标尺度来确定，确定圆心的尺寸线也要缩短。