effective magnetic field meaning in English

有效磁场
有效激振力

2 . 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。
Abstract : the effects of magnetizing methods on the effective magnetic field strength showing the defects in the holes with short distances in magnetic particle inspection were studied by calculation
文摘:通过计算研究小间距孔磁粉探伤时不同磁化方法对显示缺陷的有效磁场强度的影响。
According to the mean field theory which is based on the phenomenological theory of ferromagnetism , using the conception of effective magnetic field , an effective magnetic field expression for ferromagnetism rod affected by stress in the geomagnetic field is derived
基于铁磁性的唯像理论，根据分子场理论，利用有效场的概念，得到了地磁场中受应力作用的铁磁杆件的有效场表达式。