找这个东西很不容易啊.NETBuildNotesThisreleaseofDWGdirect.NETisbasedonthenativeDWGdirect3.2.0release.*DWGdirect.NET3.2.0isnotbinarycompatiblewithpreviousDWGdirect.NET3.xandDWGdirect.NET2.7.xreleases.NewFeatures*Productionreleaseofread/writesupportforDWG2010andDXF2010fileformats.*SupportforPDF