pole piece [电磁] 极靴 ; 极片 ; 磁极片

pole-piece lamination 极靴铁芯片

pole-piece 磁极铁芯

iron pole piece 磁极片 ; 软铁极片

single-pole-piece magnetic head 单极磁头

relay pole piece 继电器磁极

main pole piece 主极靴 ; 主磁极铁心

magnetic pole piece 磁极部 ; 磁极片

pole piece spacing 磁极间隔

laminated pole piece 叠片极片