短距离快速跑在初中各年级教材中都出现,是跑的重点教材,除跑的距离要求不同之外,技术要求可概括为一松,二大,三快,四平直,也就是动作轻松,步频快,要平稳,直线性强。要达到上述要求,腿的后蹬前摆要快速充分有力,摆动腿用前脚掌积极着地缓冲。全身动作协调配合,但在不同年级的教学过程中应有所 Short-distance fast running in all grades of junior high school textbooks appear, is to run the key textbooks, in addition to running away from the different requirements, the technical requirements can be summarized as a loose, two, three fast, four straight, that is, easy action Fast pace, to be stable, strong linear. To achieve the above requirements, the back of the leg should be fully and quickly placed before the pedal, and the leg should be actively cushioned with the forefoot. Coordination of body movements, but in different grades of teaching process should be