单脚起跳扣球的助跑过程减少了踏跳并步这一环节，有利于发挥助跑速度；
The take-off from one foot spike approach course reduces the segment of taking off set-close;
使用方法：原地双脚起跳或器材侧面助跑单脚起跳。同时充分伸直上肢去触碰标高。
Use method: Sargent jump with two feet or one feet with the help of a run-up. In the meantime, stretch out the arm to touch the height marker.
使用方法：原地双脚起跳或器材侧面助跑单脚起跳。同时充分伸直上肢去触碰标高。
Use method: Sargent jump with two feet or one feet with the help of a run-up. In the meantime, stretch out the arm to touch the height marker.
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