Camera device sharing method, server, system and program product
Microphone assembly, microphone installation structure and vehicle
Road environment information acquisition method, client, server and system
Standby battery mounting structure, controller shell and vehicle
Crane hanging steel wire rope maintenance device based on friction force
Vehicle management method based on intelligent transportation
Defogging and cleaning device for rearview mirror of automobile
Electric vehicle controller with internal antitheft function
Multi-degree-of-freedom control system of wave compensation trestle and use method
Unmanned aerial vehicle landing device with radio wave ranging guidance
High-strength automobile sunscreen glass with multi-layer structure
Light-aging-resistant dimmable polymer disperse dye liquid crystal sunscreen glass
Base material film for car cover, preparation method of base material film and car cover