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Etching

Mukhozanso  kumaliza:

2B etching, Galasi etching, Hairline / No.4 Etching, etc

W zoyendetsera P rinciples :

Izo analengedwa ndi chophimba makina asidi atetezeke kugonjetsedwa pamwamba opukutidwa ndi asidi etching malo osatetezeka. The etching amachotsa wosanjikiza woonda zosapanga dzimbiri ndi roughens pamwamba.

ETCHING


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