[請益] 投球姿勢
麻煩大家幫我看一下我的投球姿勢
哪裡有出現什麼問題
然後怎麼改進 麻煩了 謝謝
http://www.wretch.cc/album/album.php?id=keymaker&book=13
http://www.wretch.cc/album/album.php?id=keymaker&book=14
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※ 發信站: 批踢踢實業坊(ptt.cc)
◆ From: 140.119.199.240
推
09/21 13:35, , 1F
09/21 13:35, 1F
推
09/21 14:41, , 2F
09/21 14:41, 2F
→
09/21 14:58, , 3F
09/21 14:58, 3F
→
09/21 15:01, , 4F
09/21 15:01, 4F
→
09/21 15:15, , 5F
09/21 15:15, 5F
推
09/21 15:30, , 6F
09/21 15:30, 6F
→
09/21 15:31, , 7F
09/21 15:31, 7F
→
09/21 15:32, , 8F
09/21 15:32, 8F
→
09/21 15:32, , 9F
09/21 15:32, 9F
→
09/21 15:33, , 10F
09/21 15:33, 10F
→
09/21 15:34, , 11F
09/21 15:34, 11F
推
09/21 15:35, , 12F
09/21 15:35, 12F
→
09/21 15:35, , 13F
09/21 15:35, 13F
→
09/21 15:36, , 14F
09/21 15:36, 14F
→
09/21 15:36, , 15F
09/21 15:36, 15F
→
09/21 15:37, , 16F
09/21 15:37, 16F
→
09/21 15:37, , 17F
09/21 15:37, 17F
→
09/21 15:38, , 18F
09/21 15:38, 18F
→
09/21 15:39, , 19F
09/21 15:39, 19F
→
09/21 15:41, , 20F
09/21 15:41, 20F
→
09/28 12:02, , 21F
09/28 12:02, 21F
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