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400米比赛该怎么跑
更新时间: 2020-07-07 00:00:00  

400米赛跑中的注意事项有:

1、在起跑前认真做好热身活动,听到发令枪声后起跑;

2、在赛道最后100米进行加速跑,可模仿起跑后的加速跑,加速跑时重心前移,两臂曲肘做有力的前后摆动,两腿交替用力后蹬和前摆;

3、控制呼吸与跑步的节奏,在最后的加速阶段,由于内脏器官工作条件的改变,氧气的供应严重落后于肌肉活动的需要,此时应加大呼气力度和深度,尽量把肺部的二氧化碳呼出,从而吸进大量的氧气,维持身体的氧气供应。

关键词: 比赛 怎么

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