你一定开始注意到了几个重点，也就是不看键盘打字与不要将手移出主键盘的位置。
You must have started to notice the emphasis on touch-typing and never having to move your hands off the main area.
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;
应用推荐