| 123 | PCB123 Circuit Board Design | CAD文件 | 
                    
                        | 123C | Autodesk 123C Drawing | CAD文件 | 
                    
                        | 123D | Autodesk 123D Drawing | CAD文件 | 
                    
                        | 123DX | 123D Design Model File | CAD文件 | 
                    
                        | 2D | VersaCAD 2D Drawing File | CAD文件 | 
                    
                        | 3DC | RoboCell Cell Setup File | CAD文件 | 
                    
                        | 3DL | Sierra LandDesigner 3D File | CAD文件 | 
                    
                        | 3W | XYZprinting Sliced Model File | CAD文件 | 
                    
                        | A2L | ASAP2 ECU Description File | CAD文件 | 
                    
                        | ACT | Alma CAD/CAM Document | CAD文件 | 
                    
                        | ADI | AutoCAD Device-Independent Binary Plotter File | CAD文件 | 
                    
                        | ADT | AutoCAD Audit Log | CAD文件 | 
                    
                        | AFD | Alphacam Flame Drawing | CAD文件 | 
                    
                        | AFS | STAAD.foundation Project File | CAD文件 | 
                    
                        | ANY | AnyRail Layout Plan | CAD文件 | 
                    
                        | ARD | ArtiosCAD Workspace File | CAD文件 | 
                    
                        | ART | ArtCAM Model | CAD文件 | 
                    
                        | ASC | LTspice Circuit Schematic File | CAD文件 | 
                    
                        | ASM | Solid Edge Assembly File | CAD文件 | 
                    
                        | ASY | LTspice Symbol File | CAD文件 | 
                    
                        | ATT | Alphacam Lathe Tool File | CAD文件 | 
                    
                        | BBCD | BobCAD-CAM Document | CAD文件 | 
                    
                        | BCD | RealView Debugger Board Chip Definition File | CAD文件 | 
                    
                        | BDC | West Point Bridge Designer Design File | CAD文件 | 
                    
                        | BDL | CoCreate Bundle File | CAD文件 | 
                    
                        | BIMX | BIM Explorer File | CAD文件 | 
                    
                        | BIT | Xilinx Bitstream File | CAD文件 | 
                    
                        | BLK | AutoCAD Block Template File | CAD文件 | 
                    
                        | BMF | FloorPlan File | CAD文件 | 
                    
                        | BPM | Bizagi Process Modeler | CAD文件 | 
                    
                        | BPMC | Bizagi Process Modeler Collaboration | CAD文件 | 
                    
                        | BPZ | Easy Blue Print Symbol Library | CAD文件 | 
                    
                        | BRD | Cadence Allegro PCB Design File | CAD文件 | 
                    
                        | BRD | KiCad PCB Design File | CAD文件 | 
                    
                        | BSW | StruWalker 3D Model | CAD文件 | 
                    
                        | BSWX | BIMReview 3D Model | CAD文件 | 
                    
                        | BXL | Accelerated Designs PCB Library File | CAD文件 | 
                    
                        | CAD | BobCAD-CAM File | CAD文件 | 
                    
                        | CAD | Autodesk QuickCAD File | CAD文件 | 
                    
                        | CAM | Gerber CAM Job File | CAD文件 | 
                    
                        | CAM | FastCAM CAM File | CAD文件 | 
                    
                        | CATDRAWING | CATIA V5 Drawing | CAD文件 | 
                    
                        | CATPART | CATIA V5 Part File | CAD文件 | 
                    
                        | CATPRODUCT | CATIA V5 Assembly File | CAD文件 | 
                    
                        | CDDX | Circuit Diagram Document | CAD文件 | 
                    
                        | CDL | CADKEY Wireframe Design File | CAD文件 | 
                    
                        | CDW | KOMPAS Document | CAD文件 | 
                    
                        | CEL | MicroStation Cell Library | CAD文件 | 
                    
                        | CF2 | Common File Format File | CAD文件 | 
                    
                        | CFF | Common File Format | CAD文件 |