查询词典 magnetic

Generalized myoclonus contractions occurred in the postanesthetic care unit but without knowable abnormalities in the study of brain computed tomography scan, brain magnetic resonance image, and brain magnetic resonance angiography.

病人在麻醉后恢复室发生全身myoclonus contractions，但是脑部电脑断层，脑部核磁共振，和脑部血管摄影等影像检查都没有发现任何异常。

In this thesis, we intended to eliminate the a -Fe phase by adjusting the composition and the cooling velocity. The effects of Sm content, cooling velocity and the additions of Nb and Zr on the microstructures of Sm-Fe alloys and magnetic properties of Sm2Fe17Nx were studied. Effects of nitrogenation techniques on magnetic properties were also studied.

本文力图通过控制合金成分及冷却速度的方法来消除Sm-Fe合金中初生的α-Fe相，系统地研究了Sm含量，凝固速度及Nb和Zr的添加对Sm-Fe合金微观组织的影响，及合金成分和氮化工艺对Sm_2Fe_(17)N_x磁性能的影响。

The permanent magnets of single-phase exchange coupling Nd 〓N〓 and Nd 〓N〓 with ThMn〓 structure have been prepared by MM and MA process and the following treatments of crystallization、nitrogenation. By means of XRD、SEM、TEM、DTA/DSC and magnetic measurements, the variations of microstructure in each corresponding stage and the related magnetic properties have been studied systematically.

本文采用机械合金化和机械研磨法及随后的晶化、氮化处理分别制备了具有ThMn〓结构的Nd〓N〓单相耦合及Nd〓N〓纳米永磁材料，借助于X射线衍射、扫描电镜、电子探针、透射电镜、差热分析以及磁测量等分析技术系统地研究了上述工艺各阶段对应的组织结构的变化以及它们与磁性能的相互关系。

Compared to the conventional magnetic suspension,the significant characteristic of the electrostatic suspension is that it is capable of suspending most of the conductive and/or nonconductive,magnetic and/or nonmagnetic objects.

静电悬浮方法的显著特点是既适用于导电体与非导电体的悬浮，又适用于磁性体与非磁性体的悬浮，克服了传统磁悬浮技术仅适用于磁性体的局限性，可广泛应用于精密元器件的悬浮与非接触无损操作。

The magnetic ore separator is suitable for granularity material and so on 3mm following magnetite, pyrrhotite, roasting ore, ilmenite wet magnetic dressings, also uses in materials and so on coal, nonmetalliferous ore, building materials eliminates the hard work.

磁选机适用于粒度3mm以下的磁铁矿、磁黄铁矿、焙烧矿、钛铁矿等物料的湿式磁选，也用于煤、非金属矿、建材等物料的除铁作业。

The CW and CCW light which propagate in the imperfect single-mode fiber in Fiber-optic depolarized gyro must generate a nonreciprocal phase error associated with magnetic field,because of Faraday effect,when the magnetic field is perpendicular to the fiber loop surface.

去偏光纤陀螺的非理想单模光纤，在垂直于光纤环面的轴向磁场作用下，由于Faraday效应，在其中传播的正反两束光会产生一个与磁场有关的非互易相位差。

It has nonreciprocity similar to that of ferromagnet on condition that the external magnetic field is parallel to magnetic lattices, and the dispersion relation of the antiferromagnet has nonreciprocity , too.

通过计算和讨论得到了当外磁场沿x轴方向，原磁晶磁矩沿z轴方向，波矢沿±y轴方向时，反铁磁质表面磁极化激元的极化与铁磁质在平行于磁晶磁矩的外磁场下的极化相类似，具有非对易性，且其色散关系也具有非对易性。

Influence of the magnetic field on the microstructure of AZ91 magnesium alloy;2. The results show that the current density, magnetic field intensity and electromagnetic force in melts are distributed nonuniformly to a great extent.

应用数值方法对直流电弧炉条件下的 Maxwell 方程进行了解析，结果表明，熔体中的电流密度、电磁场强度和电磁力的分布是非常不均匀的，电弧附近的钢水中的电流密度较其它区域高出 1～2 个数量级，电磁力较其它区域高出 2～3 个数量级，该区域的电磁力对熔体搅拌起着决定性的作用，预测了钢水的流形。

An advanced non-destructive measurement technique was applied for the first time in the research of two-phase transport of gas-water in coal seam. The home-made triaxial osmoscope which is made up of non-magnetic polycarbonate material and can change confining pressure, axial pressure and pore pressure, was placed into the magnetic cavity of NMRI instrument.

首次将先进的无损检测NMRI成像技术引入煤层中气水两相运移的研究领域，将自主设计研制的、可同时改变围压、轴压和孔隙压的、非磁性聚碳酸酯材料制成的三轴渗透仪置于NMRI成像仪磁体腔中，通过气驱水和水驱气NMRI试验实时观测了气水流动规律。

Three important contents （the phase relation between stator voltage and magnetic flux, the magnetic flux of stator approximating a round and SVPWM overmodulation） are simulated, and the gotten simulation results all accord with theoretical analysis.

通过对定子电压与磁链的相位关系、磁链对圆的逼近及过调制现象三个重要内容的仿真研究，结果表明与理论分析都很一致，从而为SVPWM技术的实际应用及研究提供了一定的参考价值。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。