Standby battery mounting structure, controller shell and vehicle
Camera device sharing method, server, system and program product
Road environment information acquisition method, client, server and system
Crane hanging steel wire rope maintenance device based on friction force
Microphone assembly, microphone installation structure and vehicle
Defogging and cleaning device for rearview mirror of automobile
Vehicle management method based on intelligent transportation
Electric vehicle controller with internal antitheft function
Base material film for car cover, preparation method of base material film and car cover
Wave compensation crane control system integrating multiple control methods
Multi-degree-of-freedom control system of wave compensation trestle and use method