[材] 微粉永磁材料 permanent magnetic material: 恒磁材料; 永磁材料micropowder: 超細(xì)粉; 貴州毫微粉體; 微細(xì)粉; 微細(xì)研磨粉permanent magnetic: 永久磁鐵magnetic material: 磁性材料deformable permanent magnetic steel: 變形永磁鋼下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯