Taking polyacrylonitrile based carbon felt as an example, the area weight is 500g/m2 and 1000g/m2, the longitudinal and transverse strength (N/mm2) are 0.12, 0.16, 0.10, 0.12, the breaking elongati...
Hydrogen pressure reducing valve is a very important equipment, it can effectively control the pressure of hydrogen in the pipeline, the normal operation and use of hydrogen.
With the development o...
Graphite crucibles can be divided into many types according to different materials, structures and uses . The following are several common types of graphite crucibles and their characteristics:
1...
The development of a quantum computer that can solve problems, which classical computers can only solve with great effort or not at all—this is the goal currently being pursued by an ever-growing n...
In the 21st century, with the development of science and technology, information, energy, materials, biological engineering has become the four pillars of the development of today’s social pr...