public static int Main(string[] args)    {        int retValue = 0;        try        {            thePRogram = new Program();            //TODO: Add your application code here             NXOpen.Part wokePart = thesession.Parts.Work;            NXOpen.Point3d starPoint3D = new Point3d(0, 0, 0);            NXOpen.Point3d endPoint3D = new Point3d(150, 120, 344);            NXOpen.Line line = wokePart.Curves.CreateLine(starPoint3D, endPoint3D);            line.Color = 186;//更改線顏色            theProgram.Dispose();        }        catch (NXOpen.NXException ex)        {            // ---- Enter your exception handling code here -----        }        return retValue;    }