Pipe fitting for supporting frame of child carrier, folding supporting frame and child carrier
Limiting device, ceiling mounting structure and child carrier
Method, device and system for correcting remaining capacity of battery, automobile and medium
Vehicle-mounted balloon hydraulic winding and unwinding system
Parking space management method, management system, storage medium and electronic equipment
New energy automobile grille, air inlet control system and method thereof
Charging pile operation and maintenance system based on Bluetooth
Automatic parking method and system for fixed parking space, electronic equipment and storage medium
Steering adjusting structure and central control screen assembly
Parking space management method and system, storage medium and electronic equipment
Parking lot vacancy statistical method and system, electronic equipment and storage medium
Installation method of large shipborne satellite communication antenna