E - sports are a new sport item which is developed abroad in the world in these years. E - sports players＇lofty oper- ation to keyboard and mouse are actually the expeditious response to the continuous changing game scene. So it is very important to study the selection reaction time of E - sports players for the sake of analyzing the characters of their ability. And the result of this investigation improves the discrepancy between E- sports players and the other groups.%在电子竞技实际比赛过程中，运动员对不断变换的游戏场景给予的信号刺激要即刻反应出相应的肢体动作，从而实现对键盘鼠标的操作，反应快慢对电子竞技比赛的胜负起着至关重要的作用，因此研究此项II运动员的反应时对剖析其竞技能力构成特点有着重要意义。研究证明了电子竞技选手与其他群体在选择反应速度上存在差异，并分析了其差异存在的训练学依据。
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