Road surface construction intelligent command system based on Internet of Things
Regional protection system for spacecraft fuel filling leakage
Multifunctional trolley for SF6 gas supplementation of converter station
Movable external cold water pump and motor electric hoisting device
Mining machinery supporting device with height convenient to adjust
Intelligent height-limit system for high-altitude work vehicle
Height-adjustable honeycomb reinforcing bush with matched internal thread and external thread
Heat dissipation control method and system, computer readable storage medium and battery system
Folding mechanism of wings of an unmanned aerial vehicle
Field damage assessment method for structure static test and thermal strength test
Electromagnetic wave ground penetrating radar vehicle convenient for cable positioning
Electric water pump control method with rapid acceleration mode
Automatic lifting platform designed for heat preservation of high-temperature heating furnace