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- It shows the presence of a magnetic field. 这表明有磁场存在。
- Can Magnetic Field Drill through a Piece of Iron? 磁场能穿过铁片吗?
- The string is in a magnetic field. 振动弦处于磁场之中。
- The force exerted by a magnetic field. 力由磁场施加的力。
- The lines of force of a magnetic field. 磁力磁场的磁力线
- With the strong leading magnet field, the relativistic electron beam can produce high power microwave in such cavity. 作用过程分为三个阶段：电子俘获、群聚和换能；
- Furthermore, the random errors and harmonic magnet field are analyzed, and the integrated multipoles field is calculated. 分析了磁场分布的随机误差和系统误差，计算了积分多极场的大小；
- The experimental results demonstrated that the magnet field could obviously increase the discharge current and enhance the particle density in corona discharges. 在负电晕放电中,磁场可提高极间自由电子的能量,增加带电粒子的浓度,增大放电电流。
- The class of phenomena exhibited by a magnetic field. 磁性磁场显示的一组现象
- The current in the conductor sets up a magnetic field. 导体里的电流形成一个磁场。
- A third radiation group was unaffected by the magnetic field. 第三组射线不受磁场的影响。
- The magnetic field of the earth creates a torque around the pivot. 地球的磁场在支点周围产生一个转矩。
- We might put the current-carrying wire in a magnetic field. 我们可将载流导线置于磁场中。
- According to Eq. 5.7, if the flux per pole F is kept constant (permanent magnet field or field with fixed excitation), the speed depends only upon the armature voltage Es. 根据式5.;7，如果每极磁通F保持恒定（永磁场或固定励磁），转速仅取决于电枢电压Es。
- And the results show that a very useful guidance on the prediction of the magnet field distribution of GMM actuator and the further optimization design is provided. 研究结果对GMM转换器的磁路计算和磁场分布规律的预测及结构优化设计提供了理论依据。
- The stronger the magnetic field,the more current is generated. 磁场越强，发出的电流就越多。
- Thirdly, according to the rotor magnet field oriented control strategy, current regulator and speed regulator of AC-synchronous servo system are analyzed and designed. 根据转子磁场定向控制策略,设计了交流永磁同步伺服系统电流环、速度环调节器;
- Don't bend or stain and avoid magnetic fields. 不要弯折、污损，并避开磁场。
- Magnetic fields creating dynamic sculptures. 磁场造成的动态条纹。
