处在初级业余训练阶段的中学业余训练，应把技术训练放在首要位置来抓。在多年的训练实践中，笔者借鉴他人做法，固陋就简，发动学生收集废旧汽车、自行车内胎，制成简易橡胶带，并整理、设计了一组橡胶带练习，用来改进、提高学生的短跑技术，收到了十分明显的效果。做法简介 In the primary amateur training stage of secondary school amateur training, technical training should be placed in the primary position to grasp. In many years of training practice, I learn from others practices, simple, to mobilize students to collect used cars, bicycle inner tubes, made of simple rubber band, and finishing, designed a set of rubber band exercises, used to improve and enhance student sprint Technology, received a very significant effect. Introduction to practices