ϵͳѡ
SystemGear.exe [/S="Code"] [/Y="Code" /...]

/S : ָĹܽ
      ʾ : 
           \в\ : SystemGear.exe /S="MA,2,1,1"
           \\ : SystemGear.exe /S="MA,4,2,1"
           ϵͳ\Ϳݷʽ\ϵͳͼ : SystemGear.exe /S="SY,1,2,1"
            : SystemGear.exe /S="DesktopLabel"
      
/Y : ҪڹҼ˵ִе
      ʾ :
           ļͼƬΪֽ(Windows 7) : SystemGear.exe /Y="LOCKSCREEN" /FROM="<ImageFilePath>"
           ǰֽΪֽ(Windows 7) : SystemGear.exe /Y="LOCKSCREEN" /FROM="WALLPAPER"

/? : ʾϢ