键盘书写罗马数字代码如下:
ALT+41713 =Ⅰ
ALT+41714 = Ⅱ
ALT+41715 = Ⅲ
ALT+ 41716 =Ⅳ
ALT+41717 = Ⅴ
ALT+41718=Ⅵ
ALT+41719 = Ⅶ
ALT+41720 = Ⅷ
ALT+ 41721 = Ⅸ
ALT+ 41722 =Ⅹ
ALT+ 41723 = Ⅺ
ALT+41724 = Ⅻ