1.Mechanical polishing Mechanical polishing inzira yekupukuta inobvisa zvikamu zvakakwenenzverwa zveconvex nekucheka uye deformation yepurasitiki yenzvimbo yezvinhu kuti iwane nzvimbo yakatsetseka.Kazhinji, mitsetse yeoilstone, mavhiri emvere dzemakwai, sandpaper, nezvimwe zvinoshandiswa, kunyanya mashandiro emaoko, uye yakakosha p...
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