体操支撑动作之一。
其中身体中轴肌群发力，摆动腿积极下压，小腿积极后扒一次完成整个支撑动作是跑的动作结构。
The whole structure of supporting action of running can be divided as following: enforcing from the axis muscles, lowering actively the swinging leg and backward kicking of the shank.
从生物力学角度对掷标枪左侧支撑动作进行了全面分析 ，论证了左侧支撑是掷标枪技术中的重要技术环节。
However in the link of last effort, the left support technique has the direct influenec on the effect of passing power and making power.
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