該如何增加球速及協調性? - 啞鈴
By Franklin
at 2005-11-06T00:00
at 2005-11-06T00:00
Table of Contents
我是個高一的學生,之前守三壘,想要開始練投手身高180公分體重70公斤可是總是覺得自己的球不夠快請問我該如何做練習增加球速跟身體的協調性呢?(最好是簡單不要太複雜的,啞鈴也可以)
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啞鈴
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By Thomas
at 2005-11-10T10:29
at 2005-11-10T10:29
By Rebecca
at 2005-11-08T20:24
at 2005-11-08T20:24
By Harry
at 2005-11-06T16:52
at 2005-11-06T16:52
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