Autodesk Civil 3D 2026 Extensions 64位多国语言版扩展包是Autodesk公司面向Civil 3D 2026软件用户推出的一系列软件扩展包，可用于增强Autodesk Civil 3D的功能和生产力，大家可以根据需要自行选择下载和安装：
 
1、Drainage Tools for Civil 3D 2026.1软件下载地址：
https://up1.autodesk.com/prd/2026/CIV3D/2A8424D2-BA57-3488-A85D-0F7C29CC2F83//DrainageTools_for_Civil_3D_2026.1.exe
 
2、Grading Optimization for Civil 3D 2026.0.1软件下载地址：
https://up1.autodesk.com/prd/2026/C3DGO/842D7965-2896-3C35-9FB6-DDE3F6699D85//GradingOptimization_2026.exe
 
3、Inventor Interoperability 2026软件下载地址：
https://up1.autodesk.com/prd/2026/INVSVR/0B643BFC-9255-3F82-BE11-06467FB39089//INVINTEROP_2026.exe
 
4、Rail Data Exchange Extension 2026 for Autodesk Civil 3D软件下载地址：
https://up1.autodesk.com/prd/2026/CIV3D/034D4221-B5D0-3C92-80E4-F43EAFC5075A//C3D_26ExtRDE.exe
 
5、CPIXML Extension 2026 for Autodesk Civil 3D软件下载地址：
https://up1.autodesk.com/prd/2026/CIV3D/F4455D3A-ED03-3170-BEF2-EB4CE6112470//C3D_26ExtCPIXML.exe
 
6、12d Data Extension 2026 for Civil 3D软件下载地址：
https://up1.autodesk.com/prd/2026/CIV3D/BE37678E-82C1-3C98-8D83-1DDD43925AA3//C3D_26Ext12D.exe
 
7、InfoWorks ICM Import and Export Plug-in 2026 for Civil 3D软件下载地址：
https://up1.autodesk.com/prd/2026/CIV3D/7F827B7A-0BE4-3FF8-98AF-0E193F5FAF62//InfoWorks_ICM_Import_Export.exe
 
8、Infrastructure Parts Editor 2026软件下载地址：
https://up1.autodesk.com/prd/2026/CIV3D/2C6EFD08-DDEB-32B3-9F58-36EF8E0B1603//InfrastructurePartsEditor.exe
 
9、SHP Import and Export Utility 2026 for Civil 3D软件下载地址：
https://up1.autodesk.com/prd/2026/CIV3D/C3714F8A-4C75-354A-8A9C-9E4514F4B540//C3DExt_ShapeTool.exe
 
10、PPK Survey Extension 2026 for Civil 3D软件下载地址：
https://up1.autodesk.com/prd/2026/CIV3D/BAA15526-4A9B-3AFA-A4BF-FC061593A38E//PPK_Survey_2026_0.exe
 
11、Geotechnical Modeler Extension 2026 for Civil 3D软件下载地址：
https://up1.autodesk.com/prd/2026/CIV3D/70A7664D-2D8E-3532-A577-8310B05BDC59//GeotechnicalModeler_2026.exe
 
12、Autodesk IFC 4.3 Extension 2026 for Civil 3D软件下载地址：
https://up1.autodesk.com/prd/2026/CIV3D/E8910559-479A-3D9F-A4C4-D098DE3045CF//Civil3D_IFC_2026.exe
 
13、Inventor Infrastructure Modeler Plugin 2026软件下载地址：
https://up1.autodesk.com/prd/2026/INVNTOR/955AD549-B818-32EF-92CA-1A74AC55FB77//ShapeModeler.exe
 
14、Coordinates Transformation Tool 2026 for Civil 3D软件下载地址：
https://up1.autodesk.com/prd/2026/CIV3D/14671F1B-7A02-3B05-85A4-FEC98D987B3C//Transformation_2026.exe
 
15、Grading Optimization for Civil 3D 2026软件下载地址：
https://up1.autodesk.com/prd/2026/C3DGO/B6CD0D1F-42A8-3596-8F7F-0F704EAD11B7//GradingOptimization_2026.exe