如何加快球速(基礎→進階) - 健身
By Olga
at 2008-07-14T00:00
at 2008-07-14T00:00
Table of Contents
我只是一個普通高中生沒參加過棒球隊以及棒球社所以當然沒受過正規投球訓練或是教練的指導所以靠著自己揣摩姿勢來投球的我曾查詢過多次知識+雖然各種答案很多也試了多次球速總是沒什麼提高而我希望回答者是深知投球姿勢或是曾接受過教練指導的投手1.右投揮臂時,須要將左手"刻意"向後
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健身
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By Eartha
at 2008-07-16T12:45
at 2008-07-16T12:45
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at 2008-07-17T15:46
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By Odelette
at 2008-07-17T06:19
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