The plasma grounding rod is also known as the electrolytic ion grounding electrode. The electrolytic ion grounding system is a new grounding system developed and produced by American famous technology in cooperation with...
Most of the electricity used in life is a single-phase 220 volt power supply. There are usually two wires in the house. One is a fire wire and the other is a zero wire. Although the neutral wire is not charged, but there...
Protection principle of lightning protection device The damage caused by lightning and other strong interference to the communication system and the consequent consequences are serious. Lightning protection, lightning pr...
Generally speaking, the grounding rod mainly comprises several parts, a main body of a cylindrical grounding rod, and at the upper end of the grounding rod, there is a through hole connected to the cavity, and the hole i...
The so-called steel demand refers to the demand for steel enterprises, including both domestic production and construction needs, as well as export trade demand. What is the future demand for steel in China? Shengshida b...
As one of the important supporting industries for national economic construction, the wire and cable industry is widely used in the fields of power grid, energy transportation, information and communication, railway cons...