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