最速进化：投球追踪系统

PITCHf/x、TrackMan和Hawk-Eye等系统通过高速摄像和雷达精确追踪投球速度、轨迹和转速，彻底改变了投球分析方式。

来源

• The Impact of Technology on Baseball: From Instant Replay to Pitch Tracking - Refr Sports
• How MLB uses technology to enhance the game. - Carolina Mudcats

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