铅球、标枪、铁饼都是以远度决定成绩的田赛项目,在整个投掷技术动作中,最后用力动作是取得优异成绩的关键。尽管三个项目所投掷的器械不同,但就其最后用力动作而言,三者存在着许多异同。下面就三者最后用力动作进行具体分析。一、铅球的最后用力 铅球的最后用力动作因滑步的长短而大致分为两种技术动作。 (一)短长型(滑步距离较短而最后用力的一步距 Shot put, javelin, discus are field events that determine the results in the distance, in the entire throwing technical action, the final hard action is the key to excellent results. Despite the different items thrown by the three projects, there are many similarities and differences in terms of their final exertion. The following three specific hard-action for the final analysis. First, the final force of shot Putting the last hard action due to the length of the slide and roughly divided into two kinds of technical movements. (A) short and long type (sliding short distance and the last step in force