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排球上手发球

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THUMBNAILS
排球上手发球 JPEG Origin Image Download
1.抛球的位置:球在身前一臂距离,左手抛至右肩,右手抛至左肩,(注意事项)不能抛太前,不能往后抛
2.击球点:手是四个手指并紧,用掌心击打球的中下部分
3.如何发力:力量传导是下肢发力-转髋-带肩手臂急停
注意事项:发球之前不要着急,可以拍打几下找找手感,发球有八秒时间