| （成都体育学院 运动生物力学室，四川 成都 610041） 摘 要：通过对31例挺举技术数据进行分析，探讨举重技术中的“近”、“快”、“低”、“准”技术原则，以及挺举技术中的“两次发力”、“下砸力”等重要技术特征的量化途径。结果发现这些以前停留在理论探讨或定性描述的问题，完全可以从杠铃重心、人体重心等主要特征点的运动学数据指标中进行定量分析。研究还提出了具体的量化及分析方法。 |
LIU Bei-xiang
| （Sports Biomechanics Teaching and Research Room，Chengdu Sport University，Chengdu 610041，China） Abstract: By analyzing and studying the technical data of 31 cases of clean and jerk, the author probed into such technical principles in weightlifting techniques as “near”, “rapid”, “low” and “accurate”, as well as the ways to quantify such important technical characteristics as “twice explosion of power” and “downward smash force”, and revealed that these issues probed into theoretically or described qualitatively in the past can be fully quantitatively analyzed by means of such main characteristic kinetic data and indexes as the center of gravity of the barbell and the human body. The author also put forward specific methods for quantification and analysis. |
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