Relieve nerve fatigue, relax body and mind, maintain vigorous energy, improve work efficiency;Improve the oxygen supply condition of brain, regulate the function of brain nervous system, improve memory and thinking ability, improve learning efficiency
Pure Tungsten Target After spraying and sintering, the tungsten target has the characteristics of 99% density or higher, average transparent texture diameter of 100um or smaller, oxygen content of 20ppm or less, deflection angle of 500MPa or so; improving