A senior executive of the company sa.......
[Chemical composition] The composition is not fixed, roughly K2O>6%, H2O 8-9%, SiO2 50-55%, Al2O3 25-33%. Compared with muscovite, po.......
FIG simplest component is a component for a solution with a metal ion composed of one ligand. In the case where the total metal concentration in the solution is constant, as the total ligand concentration increases from zero, the com.......
In the journey or in daily life, there are too many digital products that may require immediate charging. In this case, the onboard inverter is very important. Of course, some models with higher configurations will be equip.......
The abnormal damage of the vehicle is often caused by improper human operation. We should maintain good driving habits during normal driving, so that a reasonable use of the car can be achieved in order to extend the service life of the swing arm ga.......
The use of pneumatic ball valve
Pneumatic ball valve is a commonly used control element. It evolved from a plug valve and has the same rotation of 90 degrees. The difference is that the plug body is a sphere with a circular through hole or passage through the axis. This article mai.......