Unwanted recordings may simply be erased by demagnetizing. 不需要的录音只要退一下磁就可以抹掉。
A demagnetizing coil, a demagnetizer and a regulator are arranged on the basis of an electromagnetic alternating current-direct current forcipate ammeter. 它在电磁式交直流钳形表的基础上设置了去磁线圈、去磁器和稳压器;
Setting up or removing public compass signs or demagnetizing fields; Salvage sunk vessels or objects; 设置或撤除公用罗经标、消磁场;打捞沉船、沉物;
A self reset type button is arranged to control the demagnetizing operating program and the detecting operating program. 设置了自复位式按钮控制去磁和检测两个操作程序。
The demagnetizing field and factor of uniformly magnetized cylinder 轴向均匀磁化圆柱形磁介质的退磁场和退磁因子
An electromagnetic device with two poles, used for magnetizing, demagnetizing, and finding short-circuited coils. ions are accelerated along a linear path by voltage differences on electrodes along the path. 短路线圈测试仪有两个可调磁极的电磁装置,用来磁化、非磁化或测试短路线圈沿着直线线路通过电路的电极的电压差加速离子运动。
An over-optimistic assessment in accuracy is often resulted from the magnetization measurement by the current standard methods for the feebly magnetic materials due to ignoring the significant influence of demagnetizing field on the ballistic method. 现有的一些弱磁材料标准测磁方法,忽视了退磁场对冲击法磁化强度测量的重要影响,因而给出了过于乐观的精度估计。
A Study on the Strong-Magnetic-Field Demagnetizing Device for High-Coercivity Permanent Magnets 高矫顽力永磁材料强场退磁源的研究
The method of calculation of demagnetizing curve and magnetic flux loss based on magnets with good linearity of demagnetizing curve have been showed in this paper. 对退磁曲线线性度较好的磁体,提出一种用数学方法计算磁体B=f(H)关系和磁通损失数学表达式的方法。
An Pulse Magnetizing and Demagnetizing Apparatus with Strong Magnetic Field 强场脉冲充磁退磁装置
This apparatus can make the complex process of traditional demagnetizing and stabilizing magnetism for braking magnetic steel in electric meter as a whole be realized automatically in one time. 利用该装置可将电能表制动磁钢传统的退、稳磁处理的复杂过程集于一体,一次性自动完成。
The reason of magnetic deflective blow when high pressure vapor pipe is magnetized and welded is analyzed. A new simple demagnetizing weld is introduced. 分析了高压蒸汽管线带磁及焊接时产生磁偏吹的原因,介绍了简易消磁焊接新方法。
Calculation of the demagnetizing factor of round steel bars 圆钢棒退磁因子的计算
Moreover, perpendicular anisotropy of MR was observed at 77K, which was ascribed to the demagnetizing effect. 在77K温度下,还观察到了退磁效应引起的磁电阻垂直各向导性。
The automatic magnetizing& demagnetizing machine of capacitor charging/ discharging type 电容充、放电式自动充、退磁机
Demagnetizing field strength of a cuboid steel magnetized longitudinally in stable condition 方钢纵向磁化稳定状态的退磁场强度
Digital pulse demagnetizer is a new type one and has better demagnetizing effect. It can remarkably raise the classification and screening efficiency. 数字脉冲脱磁器是一种新型脱磁器,其脱磁效果好,明显提高分级效率及筛分效率。
The demagnetizing factor is used in Alternator-rectifier Exciter Model to present the Armature Reaction. 在交流励磁机数学模型中,可用去磁因子KD来表示交流励磁机电枢反应的去磁效应。
The Design of High-capacity Demagnetizing Winging with Simulated Load 大容量消磁线圈模拟负载的设计
The Selection of Demagnetizing Field Frequency in Magnetic Measurement 交流磁测量中退磁场频率的选择
In chapter four, key technology in control system is mainly analyzed, including the technique of Profibus-DP, the technique of electromagnetism suspending without touching control and demagnetizing, the technique of driving in synchronization of hydraulic pressure cylinder and digital PID control. 第四章重点分析了控制系统中的关键技术,包括Profibus-DP现场总线技术、电磁吊无触点控制技术和消磁技术、液压油缸同步驱动与数字PID控制技术。
These two conclusions are completely different to those obtained in the previous works without considering the surface demagnetizing field. 这两结论与以往的结果不同。
Compensation for the demagnetizing field in remanence measurements of perpendicular magnetic recording films 垂直磁记录薄膜实施剩余磁化测量时退磁场的补偿
In this paper, a new method of compensating for the demagnetizing field is proposed and an effective reverse field H eff is used to evaluate the dc demagnetization remanence curves, isothermal remanent magnetization curves, and the Δ M plots for perpendicular magnetic recording films. 提出一种新方法,在直流退磁剩磁和等温剩磁测量中采用有效反向磁场来直接补偿退磁场.从而可以正确地得出垂直磁记录薄膜的ΔM曲线并评价晶粒间的磁相互作用。
Demagnetizing field and exchange interaction showed a great effect on thin film magnetization reversal process, meanwhile remanence squareness and coercivity change correspondingly. 退磁场和交换作用的引入对磁化翻转过程有显著的影响,剩磁矩形比和矫顽力都有不同程度的提高。
Calculation of Demagnetizing Curve of Rare Earth Permanent Magnets and its applications 稀土永磁材料退磁曲线的计算及应用
The demagnetizing field in the center of the element was more uniform than that at the edge. 矩形单元中的退磁场分布随矩形单元矩形比不同而变化,当矩形比减小时,单元的中间均匀退磁场的区域边会缩小。
Effects of Surface Demagnetizing Field for Magnetostatic Waves in Magnetic Superlattices 磁性超晶格中静磁波的表面退磁效应
Simple Demagnetizing Weld of High& pressure Vapor Pipeline 高压蒸汽管线简易消磁焊接新方法
Because under the overload condition, the PMSM appears the phenomenon below, motor stator core saturated, strong armature reaction, strong straight axis demagnetizing, the motor temperature rising too high. 这是由于在过载状态下,电机出现定子铁心饱和、电枢反应过强、直轴去磁作用过大、电机温升过高电机可靠性下降现象。