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1.Uburyo bwo kugenzura impapuro substrate vacuum coating umurongo

Inkomoko y'ingingo: Icyuho cya Zhenhua

Soma: 10

Byatangajwe: 22-12-08

1.Uburyo bwo kugenzura impapuro substrate vacuum coating umurongo (patenti yo guhanga)

1.Uburyo bwo kugenzura impapuro substrate vacuum coating umurongo utanga umusaruro (ipatanti yo guhanga) -2

Igihe cyo kohereza: Ukuboza-08-2022