英语语法分析

The physical origin of the ferromagnetism and antiferromagnetism was explained.

对材料产生铁磁性和反铁磁性的物理根源进行解释。

Metal clusters and metal oxides also have been excluded for the origin of the ferromagnetism in samples.

对于样品铁磁性来源，排除了磁性离子团簇及金属氧化物的可能性。

The derivation of the effective magnetic field expression for the ferromagnetism materials with applied stress.

地磁场中受力铁磁性材料有效场表达式的推导。