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+person:("yuan, jiang")
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+person:("yuan, liang")
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+person:("yuan, qian")
Self-adaptive parking space management method based on visual detection and trajectory tracking
Traffic information indication method and device, electronic equipment and storage medium
Traffic guidance robot control method, control chip and electronic equipment
Traction device power control method and device, electronic equipment and medium
Power energy assembly, power energy assembly assembling method and vehicle
Photovoltaic system assembly cross-array cleaning system and parking device