F:\Windows\System32> bcdedit Windows 启动管理器 -------------------- 标识符                                {bootmgr} device                                unknown description                         Windows Boot Manager locale                                 zh-CN inherit                                {globalsettings} default                               {default} resumeobject                    {75c57394-353e-11de-9cee-fd57599631b0} displayorder                       {default} toolsdisplayorder               {memdiag} timeout                              30 Windows 启动加载器                                    ------------------- 标识符                                {default} device                                boot      //修复前是“unknown” path                                   \Windows\system32\winload.exe description                         Windows 7 locale                                 zh-CN inherit                                {bootloadersettings} recoverysequence             {75c57396-353e-11de-9cee-fd57599631b0} recoveryenabled                Yes osdevice                             boot      //修复前是“unknown"                                            systemroot                         \Windows resumeobject                     {75c57394-353e-11de-9cee-fd57599631b0} nx                                       OptIn detecthal                            Yes      //修复前是“No"                                                           重启后故障解除，bcdedit修改了“F:\boot\bcd”这个文件，有兴趣的可以研究一下。