For improving the processing quantity and efficiencies of lathing cone parts by turning compound rest,This thesis,in several aspects,aims at the skills of lathing cone parts by turning compound rest.是什么意思_For improving the processing quantity and efficiencies of lathing cone parts by turning compound rest,This thesis,in several aspects,aims at the skills of lathing cone parts by turning compound rest.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句