【文章內容簡介】 otus Symphony WRG ReGet文檔 WR1 書寫器文檔 WRK Cakewalk音樂聲音工程文件 WRL 虛擬現實模型 WRZ VRML文件對象 WS1 WordStar for Windows 1文檔 WS2 WordStar for Windows 2文檔 WS3 WordStar for Windows 3文檔 WS4 WordStar for Windows 4文檔 WS5 WordStar for Windows 5文檔 WS6 WordStar for Windows 6文檔 WS7 WordStar for Windows 7文檔 WSD WordStar 2000文檔 WVL Wavelet壓縮位圖 WWL Microsoft Word內插器文件 X AVS圖像格式 XAR CorelXARA繪畫 XBM MIME“xbitmap”圖像 XI Scream Tracker設備抽樣文件 XIF Wang映像文件（Windows 95帶有的文件） XLA Microsoft Excel內插器 XLB Microsoft Excel工具條 XLC Microsoft Excel圖表 XLD Microsoft Excel對話框 XLK Microsoft Excel備份 XLL Microsoft Excel內插器文件 XLM Microsoft Excel宏 XLS Microsoft Excel工作單 XLT Microsoft Excel模板 XLV Microsoft Excel VBA模塊 XLW Microsoft Excel工作簿/工作區(qū) XM FastTracker 2，Digital Tracker音樂模塊（MOD）文件 XNK Microsoft Exchange快捷方式文件 XPM X位圖格式 XR1 Epic MegaGames Xargon數據文件 XTP Xtree數據文件 XWD X Windows轉儲格式 XWF Yamaha XG Works文件（MIDI序列） XY3 XYWrite Ⅲ文檔 XY4 XYWrite Ⅳ文檔 XYP XYWrite Ⅲ Plus文檔 XYW XYWrite for Windows X16 宏媒體擴展（程序擴展），16位 X32 宏媒體擴展（程序擴展），32位 YAL Artsamp。 Letters剪貼藝術庫 YBK Microsoft Encarta 年鑒 Z UNIX gzip文件 ZAP Windows軟件安裝配置文件 ZIP Zip文件 ZOO 早前版本的壓縮文件 000999 用于為老版本（或備份）文件編號（比如：）；又可用于為小范圍的PC應用程序的多個用戶相關數據文件編號 12M Lotus 123 97 SmartMaster文件 123 Lotus 123 97文件 2D VersaCAD的2維繪畫文件 2GR，3GR 在Windows之下的VGA圖形驅動程序/配置文件 3D VersaCAD的3維繪畫文件 3DM 3D NURBS建模器，Rhino 3DS 3D Studio（DOS下）格式文件 386 在386或更高級處理器上使用的文件 4GE Informix 4GL編譯后代碼 4GL Informix 4GL源代碼 669 Composer 669；UNIX Composer音樂模型文件；669磁道模塊 01 及更高的號 為計算機演示而掃描的一系列電影的圖片文件編號方法 $$$ OS/2用來跟蹤檔案文件 @@@ 用于安裝過程中的屏幕文件和用于Microsoft Codeview for C這樣的應用程序的指導文件 。這是補充的：.$$$ Temporary File .$$A OS/2 .$$F OS/2 Database .$$P OS/2 Notes .$$S OS/2 Spreadsheet .$D$ OS/2 Planner .$DB DBase Temp File .$ED Temp Editor File .$VM Virtual Managers Temp File ._DD Norton Disk Doctor Recovered File .000 (000999) Sequentially Numbered Backup Files .075 Ventura Publisher 75dpi Screen Characters .085 Ventura Publisher 85dpi Screen Characters .091 Ventura Publisher 91dpi Screen Characters .096 Ventura Publisher 96dpi Screen Characters .0B PageMaker Printer Font LineDraw Characters .12M Lotus Smartmaster File .123 Lotus File .15U PageMaker Printer Font .1ST Information (., ) .286 Windows Standard Mode Driver .2GR Windows EGA/VGA Screen Grabber .301 Fax Data .303 Seq303 Settings .323 Internet Telephony .386 Windows Enhanced Mode Driver or Swap File .3DM 3D Modeler File .3DP Serif 3D Plus .3DS 3D Studio Graphic .3FX Corel Chart 3D Effect .3GR Windows SVGA/XVGA Screen Grabber .3IN MSN Setup Information .4GE Informix 4GL Compiled Code .4GL Informix 4GL Source .4SW 4DOS Swap File .4TH FORTH Program .669 669 Tracker Module or Unis Composer Music File .8 A86 Assembler Program File .8BA Adobe PhotoDeluxe Plugin (also ends in E, F, I, X, amp。 Y) .8M PageMaker Math 8 Printer Font .8U PageMaker Roman 8 Printer Font .906 Calp Plotter File .q Squeeze .A UNIX Library or ADA Program .A01 ARJ Multivolume Compressed Archive (can be 01 to 99) .A11 Graphic .A3K Yamaha A3000 Sampler File .A3M Unpackaged Authorware MacIntosh File .A3W Unpackaged Authorware Windows File .A4M Unpackaged Authorware MacIntosh File .A4P Authorware File without runtime) .A4W Unpackaged Authorware Windows File .A5W Unpackaged Authorware Windows File .A_T ATrain .AAM Authorware Shocked File .AAS Authorware Shocked Packet .AB6 AB Stat Data .AB8 AB Stat Data .ABC Flowchart .ABF Adobe Binary Screen Font .ABK Corel Draw AutoBackup or Any Automatic Backup .ABR Photoshop Brush .ABS Abstracts .ACA MS Agent Character File .ACE The Ace Archiver Compressed File .ACF MS Agent Character File .ACG MS Agent Preview File .ACL Corel Draw 6 Keyboard Accelerator .ACM Audio Compression Manager Driver or Windows System File .ACP MS Office Assistant Preview File .ACR American College of Radiology File .ACS MS Agent Character File .ACT MS Office Actor Program File or FoxPro Action Diagram .ACV OS/2 Audio Drivers .AD AfterDark Screen Saver .ADA ADA Program File .ADB Ada Package Body or HP Organizer Appointment Database .ADD Adapter Device Driver .ADE MS Access Project Extension .ADF Adapter Description File or Admin Config File or Amiga Disk File .ADI AutoCAD Plotter File .ADL MCA Adapter Description Library .ADM After Dark Screen Saver Module .ADN Add In Utility or MS Access Blank Project Template .ADP FaxWorks Modem Setup File or Astound Dynamite File or MS Access Project .ADR After Dark Random Screen Saver Module .ADS ADA Package Specification .ADX Approach Index File .AF2 ABC Flowchart .AF3 ABC Flowchart .AFL Lotus Font .AFM Outline Font Metric .AFP Flowchart Symbol Palette .AFT Flowchart Template .AFW Flowchart Work Area .AG4 Access G4 File .AI Illustrator Vector Graphic .AIF Knowledgeware Setup Information or Audio Interchange File .AIM AOL Instant Messenger File .AIO APL File Transfer Format .AIR Align It! 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