http://www.vtalkback.com/blog/article.asp?id=174   修改文件 $inst_dir/share/pcb/text/env 或 $inst_dir/pcbevn/env
快捷键定义如下:
alias F2 done
alias F3 oops
alias F4 cancel
alias F5 show element
alias F6 add connect
alias F7 vertex 。。。 alias F12 zoom out
alias ~R angle 90 (旋转90 度)
alias ~F mirror (激活镜相命令)
alias ~Z next (执行下一步命令)
alias End redisplay(刷新屏幕)
alias Del Delete(激活删除命令)
alias Home Zoom fit(全屏显示)
alias Insert Define grid(设置栅格)
alias End redisplay
alias Pgdown zoom out
alias Pgup zoom in

alias F12 custom smooth
alias Pgup slide
alias Pgdown done
alias Home hilight
alias End dehilight
alias Insert add connect
alias Del Delete