气隙磁通波动
variation of air gap flux
气隙磁通密度
air-gap magnetic flux density
air-gap flux density
air gap flux density
gap density
永磁气隙磁场
open-circuit air gap field
运动气隙边界法
borderline slippage method
moving air-gap boundary method
基本气隙磁场
basic air gap magnet field