[請益] 請教投球動作
看板PlayBaseball作者fish880731 (lee33-看海計畫)時間14年前 (2010/09/25 23:24)推噓9(9推 0噓 20→)留言29則, 14人參與討論串6/6 (看更多)
幫朋友代PO
他一直有興趣練投手
但是姿勢一直都橋不太定
想請板友們幫忙看一下動作
看還有沒有需要改進的
還有～他說常常在投完球後手肘內側上方的肌肉會痛
請問這是哪個環節出了問題...
先謝謝大家的指教了
＃側面
http://www.youtube.com/watch?v=nbLDkabqDcA&fmt=22
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