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- The friction and wear characteristics of 45 steel pan against 45 steel pin under direct current magnetic field and at dry sliding friction and room temperature were studied. 在室温下,将45%23钢盘-销摩擦副置于直流线圈产生的磁场中,研究直流磁场对45%23钢干滑动摩擦磨损性能的影响。
- Direct Current Magnetic Field Controlling Technique and Its Application in Port 直流电机磁场控制技术在港口的应用
- direct current magnetic field 直流磁场
- Due to the complexity of air-gap magnetic field for the permanent magnet direct current motor,the calculation of commutation performances is one of the problems which are difficult to overcome. 换向性能计算因气隙磁场的复杂性而成为永磁直流电动机设计计算的难点之一。
- To demonstrate the acting force that the wire got from magnetic field,a simple direct current motor is made.Put and rotate different coils in magnetic field,the acting forces from the magnetic field are demonstrated. 为了演示“磁场对通电导线的作用力”实验;设计了简易直流电动机.;该简易直流电动机是将绕成不同形状的导线放置在磁场中;通过线圈的旋转;即可演示磁场对通电导线的作用
- Two kinds of methods to add reverse magnetic field have been recommended, one is adding compensating Helmholtz coils, another is applying direct current to the rapid scan sweep coils of ESR spectrometer. 本文介绍两种附加反向直流磁场的实验方法;即外加补偿的亥姆霍兹线圈;或直接借用ESR谱仪本身的快扫描线圈;来实现过零扫描.
- Effect of direct current steady-state magnetic field on the microstructure of directionally solidified Al-11.0%Si multiphase eutectic alloy is studied by applying the optimized self-making installation of Bridgman directional solidification. 使用经改进后自制的Bridgman定向凝固装置;研究了直流稳恒磁场对多相合金Al-11.;%25Si定向凝固组织的影响。
- Direct current magnetic susceptibility 直流磁化率
- alternate current magnetic field 交流磁场
- Alternating current magnetic field leakage testing 交变漏磁检测
- This article analysed work process of two step pulse compress direct current magnetism modulator, through analysis of the measured wave of the modulator in the monopulse radar,and suggested the specific way that improved the reliability of the modulator. 系统分析了两级脉冲压缩式直流磁调制器的工作过程 ,并通过对某型单脉冲体制雷达调制器的实测波形的分析 ,提出了进一步提高该调制器工作可靠性的具体方法。
- Keywords tubing;residual magnetic field;direct current demagnetization; 油管;剩磁;直流退磁;
- It shows the presence of a magnetic field. 这表明有磁场存在。
- A device used to convert direct current into alternating current. 反用换流器用于变直流电为交流电的仪器
- Analytical Calculation of the Air-gap Magnetic Field for the Permanent Magnet Direct Current Motors 永磁直流电动机气隙磁场的解析计算
- Keywords static magnetic field;direct current;electrotransport of phase particle;vortex flow; 静磁场;直流电流;相迁移;涡旋流动;
- Test Method for Direct Current Magnetic Properties of Materials Using D-C Permeameters and the Ballistic Test Methods 用直流磁导计和弹道学法测定材料直流磁性能的试验方法
- The current in the conductor sets up a magnetic field. 导体里的电流形成一个磁场。
- Direct Current Governor System M? 直流调速系统?
- Direct Current Plasma Emission Spectrometer DCP M. 直流等离子体发射光谱仪。
