优秀的中长跑运动员是通过多年的系统训练培养出来的,在运动员的成长过程中,一般要经历被发现阶段,基础阶段,提高阶段,这也正是运动员处在小学,初中,高中上学阶段,在这三个上学阶段最少要接受三个甚至多个教练员(体校除外)指导,在这三个学习阶段如何让运动员健康成长,并进行系统训练,需要三个阶段的教练员在各自阶段 Excellent long-distance runners are trained through systematic training over many years. During their growth, athletes generally experience the stages of discovery, basic stages, and advanced stages. This is exactly why athletes are in primary school, junior high school and high school. However, In these three school stages, at least three or more coaches (except for physical education schools) should be guided. In these three stages of learning, how to make the athletes grow healthily and perform systematic training, the coaches who need three stages should, at their respective stages