电磁的

The problem of electromagnetic scattering is an important research domain in electromagnetics. It is very important and practical to analyze the electromagnetic scattering characteristics of multiple complicated objects quickly and efficiently.

电磁散射问题是电磁学中的一个重要研究领域，对复杂多目标的电磁散射特性进行快速、高效的分析，具有重要的理论意义和实用价值。

There are positive charge and negative charge, but the energy density of electric field is all positive, as a result, the integral electromagnetic energy is always positive, electromagnetic mass is always a positive value.

电荷分为正负，但电场的能量密度却总是正的，所以积分得到的电磁能量总是正的，因而电磁质量也总是一个正值。

To decrease the size of electromagnetic riveter, the author proposes that pulse capacitor should be replaced with electrolytic capacitor, the existing high voltage ignitron should be replaced with thyristor. The low voltage riveting process has been studied experimentally.

根据国内现有条件提出采用电解电容器代替原有设备的脉冲电容器、以电子开关代替真空接触器，实现电磁铆接设备的小型化；低压铆接实验表明改善线圈的散热性能是低压电磁铆接必须解决的一项关键技术。

The electromagnetic pressure produced by the counteract of magnetic field in coil and the eddy current in liquid metal is ma inly determined by the magnetic flux density on the surface and its dissipation in the liquid metal.

在分析液态金属电磁成形理论模型的基础上确认：作用在液态金属表面的电磁压力和加热密度主要取决于其表面上磁场的大小以及磁场在液态金属中的分布规律。

It is suggested that manufacturer of related products should pay ample attention to electromagnetic compatibility of products and take appropriate measures during the period of ...

建议电源生产厂家在产品的研发阶段对电磁兼容性予以足够的重视，并采取相应的技术措施，使产品定型生产后尽可能不出现电磁兼容性问题，避免重新设计整改所造成的损失。

From the macromethod and micromethod the principle of eleotromag-netic effect each other has been discussed. It was pointed out that the electromagnetic effect each other is a general behavior existing various levels in matter.

本文从宏观和微观的理论，讨论了电磁相互作用的本质，指出电磁相互作用是一种存在于物质结构的各种层次的普遍相互作用。

The space quadrature vector oriented control can decouple between output current and frequency of the inverter by Park transformation, which guarantee the quite high accuracy of the 90 degree phase angle between the two-phase output current that supply for two phase electromagnetic stirrer in quite low frequency.

提出了一种基于空间矢量定向的二相电磁搅拌器逆变电源的结构和控制策略，该逆变器采用六桥臂式主电路拓扑结构，逆变器的第三相桥臂与两相电磁搅拌器的中点相连。

The temperature of solenoid coil rose sharply both in low engine speed and in high engine speed. Some researches have been done to resolve this problem.

分析了造成电磁阀温度升高的主要原因，并针对不同的原因，采取了相应的措施，研究了这些措施在改善电控可变气门系统电磁阀发热问题方面的效果。

Thedissertation discusses in detail on the implementation of the algorithm, and applies it toanalyze the scattering from the conductor objects, dielectric objects, and microstrip patchantenna. The solenoidal basis functions are adopted in the scattering analysis of dielectricobjects, which lead to a less number of unknowns for the same mesh as in the traditionalSchaubert-Wilton-Glisson basis functions.

第三种快速方法是多层快速多极子加速电磁分析算法，它应用在时谐电磁场问题时将存储量及计算复杂度都降低到O，并且适用于任意形状的网格离散，具有很强的灵活性，文中将这一加速算法应用到金属体、介质体、以及无限大底板的微带结构的电磁散射特性分析中。

Einstein only has dispelled the unsymmetry of the explanation for electromagnetic interaction, but can't dispel the unsymmetry in size of electromagnetic interaction.

爱因斯坦只是消除了电磁相互作用的理论解释的不对称，他那个方法不能消除电磁相互作用的大小的不对称。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。