转自原文
DWG 对象与ArcGIS 要素的强制对应关系如下：
| Feature type | DWG object types |
| Point | Point, Insert, shape, Hatch, Proxy |
| Polyline | Arc, Circle, Ellipse, Line, Mline, polyline, 3D polyline Ray, spline, Xline, Trace, solid, 3Dface |
| Polygon | Circle, Solid, Ellipse, Face, closed polyline, closed 3D polyline, Mline |
| Annotation | Text, Mtext, Attribute, Attdef |
| Multipatch | Arc, Circle, Ellipse, Line, Mline, polyline, 3D polyline Ray, spline, Xline, Trace, solid, 3Dface |