Unverified90% confidenceFactTime unknown
TrackPoint的工作原理基于应变片（strain gauge）传感器技术，通过检测用户施加压力时杆体微小形变产生的电信号来判断方向和速度
1
Sources
90%
Confidence
Long-term
Relevance
6/1/2026
First Seen
Sources
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