By using a coutact gone method the chip breaking mechanism of UG chip breakers of carbide turning insert has been experimentally studied in this paper.是什么意思_By using a coutact gone method the chip breaking mechanism of UG chip breakers of carbide turning insert has been experimentally studied in this paper.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句