Polished Polishing gives a smooth, flat and shiny surface achieved by using a series of granulated metal abrasive discs progressively diminishing in their abrasiveness.是什么意思_Polished Polishing gives a smooth, flat and shiny surface achieved by using a series of granulated metal abrasive discs progressively diminishing in their abrasiveness.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句