ExecuteReader 要求已打开且可用的 Connection。连接的当前状态为正在连接。 Mini Curve Ball Crusher Machine

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Mini Curve Ball Crusher Machine

Now, with the Crusher Mini Lite-Ball Pitching Machine, you can train your eye to hit a ball approximately two-thirds smaller than a real baseball. With the Crushers Dual Wheel Variable Speed Controls you can hit curve balls and fastballs. And if you can hit this mini ball, imagine how well youll hit a real ball when you step up to the plate.

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