使用OpenCV for Python图像识别库，运行在树莓派RASPBIAN JESSIE Linux系统平台上，搭配树莓派官方摄像头模块。
As of December 21, 2025, Pi Network is showing continued weakness after declining back toward the $0.20 psychological level. Pi is trading near $0.205, with a market cap of approximately $1.71 billion ...
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