X-ray continuous detection mechanical device and process method for launch box guide rail casting
Walking device for indoor live-action navigation based on WLAN positioning
Vehicle washing system of alternating-current system upper cover car base
Vehicle-mounted refrigerator, control method, controller and vehicle
Vehicle-mounted heat exchange system, control method thereof and vehicle
Vehicle, hybrid engine cooling system and control method of hybrid engine cooling system
Vehicle door mobile phone wireless charging system, control method thereof and vehicle
Unmanned aerial vehicle matched rescue device based on multi-mode positioning
Unmanned aerial vehicle automatic detection system for lightning protection
Traffic data processing method, device, server and system
Tourist bus supervision system based on GIS map and multiple types of positioning