Ubuhanga bwo kubika PVD bumaze imyaka myinshi bukoreshwa nkubuhanga bushya bwo guhindura isura, cyane cyane tekinoroji ya vacuum ion, yateye imbere cyane mumyaka yashize kandi ubu ikoreshwa cyane mugutunganya ibikoresho, ibishushanyo, impeta za piston, ibikoresho nibindi bikoresho .The ...
Soma byinshi