longitudinal magnetomotive force

例句：

1. 1. The longitudinal magnetomotive force is crucial for the operation ofthe motor.
   纵向磁场力对于电机的运行至关重要。
2. 2. The research on the longitudinal magnetomotive force has made significantprogress in recent years.
   近年来，关于纵向磁场力的研究取得了显著进展。
3. 3. The longitudinal magnetomotive force is afundamental concept in understanding the behavior of magneticmaterials.
   纵向磁场力是理解磁性材料行为的基本概念。