differential flow meter - 2 views
-
feejoygroup on 14 Dec 20Electricity is an energy source that uses electric energy as its power. IT is now inseparable from the energy transmitter. In the 20th century, a large-scale power power plant instrumentation and control system appeared. This step is one of the most important achievements in the history of human engineering science. It is power production, manufacturing and consumption system consisting of power generation, transmission, transformation, distribution, and power consumption.