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1问题的提出铅球是我市中学生运动会唯一的投掷项目。众所周知铅球对发展学生力量素质有明显的效果。本人通过对竞赛、访谈、查询文献发现铅球投掷技术中有这样或那样的问题。如滑步后有停顿、推球时屈髋后坐、没有左侧支撑、持球动作不正确等。这些错误动作直接影响铅球技术水平的提高。通过对训练考核、持球技术统计和文字处理后发现,多少存在着持球不正确的问题。具体反映在投掷者对持球技术概念不清楚,力量太小,产生的原因:由于学生
1 put forward the question put shot is the only throwing project in my city’s Games. It is known that shot put has a significant effect on the development of student strength and quality. I am through the competition, interviews, query literature found that shot putting techniques have one or that problem. If there is a pause after the slide, push the ball when hip flexion, no left support, ball action is not correct. These mistakes directly affect the performance of shot put. Through the training assessment, ball technical statistics and word processing and found that there is a ball holding the number of incorrect questions. Specifically reflected in the concept of throwing ball technology is unclear, the power is too small, the reasons for: As a result of students