A group-theoretic approach to the mobility and kinematic of symmetric over-constrained structures
Current sensor and power battery electric quantity estimation method
Suspension system for generating power through dead weight of new-energy automobile
Computer vision-based detection model for passenger flows inside urban rail transit stations
Auxiliary traction mechanism of hoisting equipment for building construction
VEHICLE ABNORMALITY MONITORING AND ILLUMINATING METHODS AND APPARATUSES
Vehicle abnormity monitoring and lighting method and device
VEHICLE ABNORMALITY MONITORING AND ILLUMINATING METHODS AND APPARATUSES