上旋球 - 網球 Tennis
By Mia
at 2012-08-27T22:20
at 2012-08-27T22:20
Table of Contents
聽說上旋球落地後反彈會比較高
但根據維基的說明圖http://ppt.cc/kl48
圖裡面球的軌跡顯示是球反彈變低
球會有往前跑的感覺
但為什麼常常聽到的都是說上旋球反彈後彈跳會比較高?
新手發問,請見諒XD
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但根據維基的說明圖http://ppt.cc/kl48
圖裡面球的軌跡顯示是球反彈變低
球會有往前跑的感覺
但為什麼常常聽到的都是說上旋球反彈後彈跳會比較高?
新手發問,請見諒XD
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