12.Umuzingo wa vacuum kugirango uzenguruke ibikoresho byo gutwikira kugirango utegure inzitizi ndende nano-inorganic itari metallic coatings

Inkomoko y'ingingo: Icyuho cya Zhenhua

Soma: 10

Byatangajwe: 22-12-08

Igihe cyo kohereza: Ukuboza-08-2022