基本解釋n.锪孔鉆同根派生 spotfacer相關(guān)詞英漢例句This article introduces the design and work principle of NC back spotfacer. 介紹了一種數(shù)控反锪刀具的設(shè)計及其工作原理。This article mainly introduces the design and work principle of a new back spotfacer. 著重介紹了一種新型反向锪孔刀具的設(shè)計及工作原理。spotfacer更多例句