磁体

The biased magnetomotive forces generated by the permanent magnets were superimposed on the coil control magneto-motive forces to act on the rotor, making the solenoid produce bidirectional output torques proportional to the coil excitation currents.

永磁体产生的偏置磁通与线圈产生的控制磁通形成差动磁场作用于衔铁转子，使电磁铁输出与控制电流成比例的双向转矩。

May erode its microstructure. A contrastive study has been made on the tap-water-eroded sintered NdFeB by SEM and metallographical microscope.

试验采用SEM、金相显微镜等时比研究了NdFeB磁体被自来水腐饮前后的情况。

In the thesis, By using x-ray diffraction, energy spectrum analysis, metallographical analysis and scanning electron microscopy and opitimzing technology, the effects of the element Ga was researched and discussed in the magnetic performance and microstructure of Sintered Nd15Fe78B7+Ga permanent magnets made by powder metallurgy.

本文采用粉末冶金方法，通过x射线衍射、能谱分析、金相分析和电子扫描等一系列的检测与分析方法，优化工艺，研究并讨论了添加Ga元素对烧结Nd_(15)Fe_(78)B_7系永磁体磁性能和微观结构的影响。

At the same time ,a better mothed is applied to regulate uniformity of magnetic area.

利用本文设计的磁体，我们成功的研制了微型核磁共振分析仪。

The a -Fe phase in parent Sm-Fe alloys can not be inhibited by increasing the Sm content. During nitrogenation process the Sm-rich phase decomposed into a -Fe phase and SmN phase, deteriorating the magnetic properties.

取得了如下研究结果：单纯提高Sm-Fe合金中的Sm含量不能抑制初生的α-Fe相，而且富Sm相会在氮化过程中发生分解，生成α-Fe相和SmN相，恶化了磁体的磁性能。

Aiming at two key issues in the molecular design of high-spin moleculesand organic ferromagnets, i.e., the ferromagnetic coupling strength in localradical fragments and the changeover of coupling capabilities offerromagnetic coupling units in building high-spin molecules, we made anextensive and deep investigation on numerous important conjugated radicalsystems within the semiempirical and nonempirical VB model, respectively.

针对高自旋分子和有机铁磁体的分子设计中的两个重要问题，即自由基片断的铁磁偶合强度及铁磁偶合单元在&建造&高自旋分子时其偶合能力的变化，分别用半经验的和非经验的VB模型，以一些重要的共轭自由基体系为对象进行了广泛而深入的研究。

The magnetic circuit of the generator is designed with the permeance method,and analytic expression is obtained on the magnetic induction,the permeant magnetic material thickness and length of air gap.

利用磁导法对此装置进行了磁路设计，得出了磁感应强度、磁体厚度、气隙长度三者之间的解析表达式。

Radially oriented ring magnets with high uniformity have been widely used in aviation and spaceflight.

高性能、高均匀性辐射取向环形磁体在航空、航天、航海的导航系统和控制系统中有重要的应用[1，2]。

The availability of high performance magnets, like samarium cobalt and neodymium-boron-iron, has made it possible to improve the performance of brushless dc motors significantly.

高性能的永磁体如钐钴、钕铁硼的问世使得永磁无刷直流电动机的性能大大提高了。

In order to obtain the injection samarium cobaltmagnets with high performance, high injection temperature, mould temperate andquickly injection speed must be needed.

为了获得性能较高的注射成型钐钴磁体，需要较高的取向磁场，较高的注塑温度和注塑压力。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。