spin magnetic moment

例句：

1. 1. The magnetized materialspins at a high speed.
   被磁化的材料以高速旋转。
2. 2. The scientist discovered anew type of spin magnetic moment.
   科学家发现了一种新的自旋磁矩。
3. 3. Thespin magnetic moment is crucialfor the operation of many electronicdevices.
   自旋磁矩对于许多电子设备的运行至关重要。