First, the principle of mixing
By stirring the blades and the revolving frame to rotate each other, the mechanical suspension is generated and maintained, and the mass transfer between the liquid a...
When does a Vacuum Pump benefit an engine?
A vacuum pump, in general, is an added benefit to any engine that is high performance enough to create a significant amount of blow-by. A vacuum pump will...
1. Third-generation semiconductors
The first-generation semiconductor technology was developed based on semiconductor materials such as Si and Ge. It is the material basis for the development of ...
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 ...
The latest graphite tube consumables market report assessed the impact of the Covid-19 epidemic on the industry, which involved potential opportunities and challenges, driving factors and risks, an...
This latest report studies the global automotive EVP (Electric Vacuum Pump) market, especially in North America, Europe (Germany, UK, France, Italy, Spain, Russia, Poland), China, Japan, Southeast ...