Herein, a first functional key group for outputting a keyboard code is provided on the main keyboard, and a first switching key for transferring signals to computer host machine on the main keyboard;
其中，该主键盘上布设有第一功能键组用以输出一 键盘码，并于主键盘上设置第一切换键可传输讯号至电 脑主机；
Herein, a first functional key group for outputting a keyboard code is provided on the main keyboard, and a first switching key for transferring signals to computer host machine on the main keyboard;
其中，该主键盘上布设有第一功能键组用以输出一 键盘码，并于主键盘上设置第一切换键可传输讯号至电 脑主机；
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