Autocad objectarx开发程序，实现对cad平台的块表记录的访问。-Autocad objectarx development procedures, cad platform to realize the block table record of the visit.

用C#和DotNetARX5.0创建线/圆/圆弧等实体并进行旋转移动等操作-CSharp and DotNetARX5.0 used to create line/circle/arc and such entities, such as rotating mobile operator