用有限的数据点采用最小二乘的方法拟合一个球，算出了球心坐标和半径。数据点来源与Solidworks软件中绘制的一个球上的点集-With limited data points using least squares method of fitting a ball, calculate the coordinates and radius of the core. Solidworks data sources and mapping software on a ball point set

使用visual basic 对solidworks进行二次开发，检查装配体中零部件干涉情况-Solidworks use visual basic for the second development, the assembly components for interference checking