New energy vehicle safe driving method and system based on intelligent Internet of Things
Elevator running state detection method, equipment, device and storage medium
Curve coordinate system establishing method and device, and electronic equipment
Elevator landing door lock open circuit positioning detection circuit and detection method
Safety monitoring device and safety monitoring method for electric brake release device of elevator
Elevator floor ID setting method and system about elevator hall-call board
Vehicle-mounted terminal T-BOX standby battery charging method and system
Combined anchoring foundation based on torpedo anchor penetration
Vehicle-mounted hydrogen production hybrid power control system and method and vehicle
Ship cargo transportation method and device and computer readable storage medium
Nitrogen-rich air oxygen concentration detection device for airborne film separator
Refrigeration van body drainage method, device and equipment and readable storage medium
Vehicle control method and system based on remote accelerator switch, vehicle and medium
Folding operation table structure on back of seat and seat
Method and system for judging illegal use of vehicle license plate, equipment and storage medium
Vehicle detection method, vehicle detection device, vehicle and traffic control device