[电学] 使用磁性元件的逻辑电路 complex programmable logic devices: 复杂可编程逻辑器件symbols for fluid logic devices: 流体逻辑元件图形符号magnetic agitating devices: 电磁搅拌机构magnetic bubble devices: 磁泡器件magnetic material and devices: 磁介质与设备下载手机词典可随时随地查词查翻译