permanent bar永外磁棒
permanentadj.永久的;持久的n.<口> 烫发
permanent magnet eddy current brake永磁涡流制动
permanent magnet brushless DC motors永磁无刷直流电机
permanent teaching assessment system长效机制
Permanent home address and telephone永久通讯地址及电话号码
permanent-magnet synchronous motor永磁同步电动机
Permanent magnetic wheel-hub motor永磁轮毂电机
permanent magnetic synchronous motor永磁同步电机
permanent magnetic strontium ferrite永磁锶铁氧体
permanent magnet synchronous machine永磁同步电机
Permanent Committee for Trade Policy常设贸易政策委员会