精密配磨 precision grinding: 精密磨削high precision grinding machine: 高精度磨床precision grinding facilities: 精密研磨設(shè)備precision roll grinding machine: 精密軋輥磨床; 軋輥精密磨床precision surface grinding machine: 精密平面磨床下載手機(jī)詞典可隨時隨地查詞查翻譯