Ityhubhu yentsimbi echanekileyo luhlobo lwemathiriyeli yetyhubhu echanekileyo ephezulu esetyenzwa ngumzobo obandayo okanye ukuqengqeleka okushushu.Kuba iindonga zangaphakathi nangaphandle zeetyhubhu zentsimbi ezichanekileyo azinamaleko e-oxide, akukho kuvuza phantsi koxinzelelo oluphezulu, ukuchaneka okuphezulu, ukugqiba okuphezulu, akukho deformation ekugobeni okubandayo, ukugqabhuka, flat...
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