Wave-driven sea surface floating garbage cleaning device for marine environment treatment
Power management method and system for lighting unmanned aerial vehicle
Underground communication optical fiber arrangement robot
Vehicle torque control method and device and electronic equipment
Foundation filling equipment of base station under mine
Elevator Internet of Things monitoring device and monitoring method
Pin shaft structure and installation method of steering oil cylinder of hinged dump truck
Predictive cruise control method and device for hierarchical vehicle queue based on cloud
Predictive cruise control method and device for centralized vehicle queue based on cloud control
Traffic transportation safety analysis system based on big data analysis