Hoisting construction process of prefabricated wallboard based on positioning auxiliary tool
High-speed camera moisture-proof protective cover for water unmanned aerial vehicle
Active sound desensitization to tonal noise in a vehicle
ACTIVE SOUND DESENSITIZATION TO TONAL NOISE IN A VEHICLE
Intelligent road network command method and system based on video traffic flow
High-speed traffic management and control system based on big data platform
Uninterruptible power supply system of vehicle and vehicle system
Electric power engineering rush-repair combined operation vehicle