The motion analysis based on ST surface flow and ST flow curves is introduced, and the analysis of a professional hoopster and a lassock's throwing ball motions and its difference are performed.
介绍了基于ST表面流和ST流曲线的运动分析方法，综合运动分析的三要点完成了专业篮球运动员的投篮动作与一位普通小女孩的投掷动作的区分。
An analysis is given to the effect of centering error of the mechanical mounting of the master ball in a digital measurement upon the radial motion polar plot of an axis of rotation.
本文主要分析采用数字式测量时，标准测试球的安装偏心对回转轴径向误差运动圆图象的影响。
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