permanent
magnet
PERMANENT MAGNET MOTOR固磁微電機;永磁電機;永磁式電動機
permanent magnet generator永磁發電機;發電機;永磁發電裝置
Permanent Magnet Steel永磁鋼;永久磁鋼
ceramic permanent-magnet motor陶瓷永磁電動機;鐵淦氧永磁電動機;鐵淦氧永磁電念頭;瓷陶永磁電念頭
permanent magnet material永磁材料
Columax permanent magnet科魯馬克斯永久磁鐵
permanent magnet speaker永磁式揚聲器;永磁揚聲器
permanent magnet ammeter永磁安培計;永磁式安培表;永磁式安培計
permanent magnet DC motor永磁直流電動機