用表面磁光克尔效应测量铁磁材料的磁滞回线，并求得在饱和状态下的克尔旋转角。
Hysteresis loop of ferromagnetic materials are measured by using surface magneto-optic Kerr effect, and the Kerr rotation Angle is obtained.
用表面磁光克尔效应测量铁磁材料的磁滞回线，并求得在饱和状态下的克尔旋转角。
Hysteresis loop of ferromagnetic materials are measured by using surface magneto-optic Kerr effect, and the Kerr rotation Angle is obtained.
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