手、脑反映时间测试程序(点击开始后，将鼠标移动到靶心，系统会记录下你的反映时间，20次后取得你的反映平均值平均值)-Hand, brain test procedures to reflect the time (click Start, will move to the bull' s-eye mouse, the system will record your response times, 20 times to obtain a reflection of your average