“Where is the fuel car bad, why should we develop new energy vehicles?” This should be the primary question most people think about the current “wind direction” of the automobile industry. Under th...
The sound of electric furnace steel October 17th: The current price of small-scale resources is close to the level of 2016, and there is support for the price of upstream needle coke, and the profi...
As a kind of power generation device that converts chemical energy in hydrogen and oxidant into electricity, the gas tightness of fuel cell stack is very important. This is the test of VET for the ...
Carbon-carbon composites are a type of carbon fiber composites, with carbon fiber as the reinforcement material and deposited carbon as the matrix material. The matrix of C/C composites is carbon. ...
Graphite wafer boat is a key component with excellent performance in the photovoltaic field. As a semiconductor material, graphite wafer boats not only have corrosion resistance and high temperatur...
The first generation of semiconductor materials is represented by traditional silicon (Si) and germanium (Ge), which are the basis for integrated circuit manufacturing. They are widely used in low-...