常見例句用作名詞 (n.)The ultrasonic vibration cutting processing of electroplated diamond wire saw for hard and brittle materials was researched.利用自制的實(shí)騐設(shè)備研究電鍍金剛石線鋸的超聲縱振動(dòng)切割加工脆性材料。 返回 fret saw