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Air duct structure, control system and control strategy
Fixed pulley device capable of rotating at different angles in two planes
Arc frame opening degree control method in aircraft canopy remanufacturing process
Shared bicycle management method and system based on position and attitude information
Rapid unloading mechanism based on logistics transportation
Track geometric large value overrun monitoring method and device
Multi-electric aircraft hybrid energy management method based on random model prediction
Unmanned aerial vehicle inspection device for power transmission line
Full-automatic nuclear phase device of universal switch cabinet and using method thereof
Electric lifting device for corrugated expander of oil-immersed mutual inductor