Based on the energy theory of domain structure movement , for the first time this dissertation inquired into the stress - effect of the wire ropes axial mfl theoretically and experimentally 基于磁畴结构的能量理论，本文首次对钢丝绳周向漏磁密度的应力效应做了深入的理论探讨和试验研究，建立了钢丝绳力磁效应的数学模型。
In the paper , the magnetic flexibility torque survey tool is composed of the magnetic flexibility torque sensor and following measure circuit , and based on magnetic flexibility principle of the iron - magnetism material 本文研究的磁弹性转矩测量仪由磁弹性转矩传感器和后续测量电路组成，它是利用铁磁材料的磁弹性效应(压磁效应)测量转矩的仪表。
We have analyzed the effect of geomagnetic field and testing environment of fatigue specimen magnetic memory testing signals and the changes of specimen from integer to parting on the basis of the mechanism of magnetism effect 摘要根据磁效应机理，分析了地磁场和检测环境对疲劳试件磁记忆检测结果的影响，以及试件断裂前后磁记忆检测信号的变化。
Based on the magneto - physics theory , and by experiments and finite element method , the influences of stress on magnetic flux leakage ( mfl ) of ferromagnetic materials were studied , the mechanism of magnetic memory method were also discussed 以磁性物理学理论为指导,以试验和有限元模拟为手段,主要研究了应力对试件表面泄漏磁场的影响,探索了铁磁材料力?磁效应的物理机制。
The paper studies the relation between assembled magnetic effect with assembled magnetic head geometry parameter further , seeks the regularity of assembled magnetic effect and assembled magnetic head geometry parameter , and offers new reference for designing electromagnetism 本研究对聚磁效应与聚磁头几何参数的关系作进一步研究，寻求聚磁效果与聚磁头几何参数间的规律，为电磁铁的设计提供新的参考依据。
With the increment of superimposed magnetic field on city , the strength of reinforced region of magnetic effect of cohesive soil is increased by a big margin , and the strength of weaker region of magnetic effect of cohesive soil can also increase to some extent , but its increasing range will not be high 随着城市附加磁场的增大，磁效应强化区粘性土的强度将大幅度增加；磁效应较弱区粘性土的强度也将有所增加，但其增加的幅度不高。
Long tr images show greater signal heterogeneity within the lesion core as a function of increasing te , probably because of the paramagnetic properties of hemorrhage : the main magnetic field is locally augmented by paramagnetic material and therefore a susceptibility difference is produced 长tr影像作为一种增加功能的te ，对病变中心显影更多的不均匀高信号区，这可能是源于出血产生的顺磁效应，即主要磁场的局部由于顺磁材料产生的磁性差异产生的一种结果。
The effect of a topological photon mass on the static properties of electomagnetic fields is also considered for both twisted and untwisted scalar fields . our result shows that in the untwisted case the magnetic field is screened along the radial direction for massive photon modes while in the twisted case no screening occurs and the magnetic field merely oscillates 最后，我们考虑了拓扑质量对电磁场的静态磁效应的影响，研究表明非扭曲标量场中实的拓扑质量使磁场屏蔽，而扭曲标量场中虚的拓扑质量只是使磁场震荡。
Based on the i - b relation experiments of the different magnetism - collected structure parameter electromagnets and the analysis on the experimental data , a experienced formula is obtained , which can calculate the intensity of magnetization in magnetic gap of separate electromagnet with the magnetism - collected structure 通过对不同聚磁结构参数电磁铁i - b关系的系列实验和对实验数据的整理与分析，得出了有聚磁效应的分体式开口电磁铁磁隙磁感应强度计算的经验公式。
1 . based on magnetic domain energy theory , magnetomechanical effect of single cycle load is studied and it is analysed emulationally that magnetic memory characteristic parameters of single cycle load . magnitude and direction of accessional magnetic intensity are made sure of the ferromagnetism material derived from single cycle load 全文主要研究内容如下: 1 .基于磁畴结构的能量理论,对单周期载荷力磁效应进行了研究,并对单周期载荷磁记忆特征量进行了数值仿真,确定了铁磁性材料单周期载荷的应力附加磁化强度的大小和方向。
