Dragging type real-time communication device of underwater portable/mobile intelligent terminal
Crossing and blocking device for high-voltage transmission line
Forest fire prevention system and method based on multiple unmanned aerial vehicles
Target positioning turntable system capable of reducing electromagnetic interference
System net cage capable of automatically replacing netting
Intelligent traffic road condition information acquisition device
Special tool for outdoor hoisting of high-voltage cable and high-voltage electricity leading method
Intelligent charging pile for electric vehicle and use method of intelligent charging pile
Oil supplementing method of power transformer and expander lifting device thereof
Control method for thermal management system, thermal management system and controller