[物理] 磁芯 [電學(xué)] 磁芯 magnet core: 磁芯; 磁心, 鐵心air-core magnet: 空心磁鐵core magnet instrument: 磁心式儀表magnet core aerial: 磁心天線magnet core antenna: 磁心天線下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯