1、打开命令行
2、cd到dd目录
3、运行命令：dd --list
4、找到u盘（红色）
Win32 Available Volume Information\\.\Volume{7cf2f59c-6207-11e1-b81a-806e6f6e6963}\ link to \\?\Device\HarddiskVolume1 fixed media Mounted on \\.\c:\\.\Volume{9ba58399-a85a-11e1-b19f-005056c00008}\ link to \\?\Device\HarddiskVolume5 removeable media Mounted on \\.\h:\\.\Volume{7cf2f59d-6207-11e1-b81a-806e6f6e6963}\ link to \\?\Device\HarddiskVolume2 fixed media Mounted on \\.\d:\\.\Volume{7cf2f59e-6207-11e1-b81a-806e6f6e6963}\ link to \\?\Device\HarddiskVolume3 fixed media Mounted on \\.\e:\\.\Volume{7cf2f59f-6207-11e1-b81a-806e6f6e6963}\ link to \\?\Device\HarddiskVolume4 fixed media Mounted on \\.\f:5、运行命令：dd if=a.iso of=\\.\h: