查询词典 electromagnetic

In an electromagnetic lock a metal plate is attached to the door and an electromagnet is attached to the doorframe opposite the plate.

电磁锁在一个金属板连接到门，电磁铁连接到对面的板门框。

We study the field enhancements in the waveguide structures by doped semiconductor material, and analyze their electromagnetic fields for different structures under the plane wave illumination or the short pulse. We design several doped silicon slots cavity and slot chains with large field enhancement, and describe their physical mechanism.

我们研究掺杂半导体波导结构对兆赫波电磁场增益之影响，使用电磁模拟针对不同结构做探讨，并分析连续波和脉冲波之电磁场变化，设计具有强场增益之掺杂半导体的矽狭缝和矽狭缝链之结构，并探讨其物理机制。

In this paper, a general method for modeling the conductive electromagnetic interference sources of pulsewidth modulation inverters is presented based on the principle of the double Fourier integral.

基于双重傅里叶积分方法研究了三相PWM 逆变器传导干扰源的建模方法。

In chapter 7, theoretical research of the measurement of complex permittivity of uniaxial anisotropic materials by means of an electromagnetic open resonator has been made, and the double refraction phenomenon due to the anisotropy of measured dielectric materials has been analyzed quantitatively.

第七章对单轴各向异性媒质在电磁开腔中的场分布和复介电常数计算公式进行了研究，并且从理论上定性定量地解释了在实际测量中出现，一直没有得到确切解释的双折射现象。

According to the boundary relations of the electromagnetic field, and based on the phenomena of double refraction and double reflection in crystals, the reflectivity and transmissivity are deduced at boundary when an extraordinary beam is incident from an isotropic medium upon a crystal or from a crystal to an isotropic medium with optical ax.

为分析非常偏振光在晶体表面的能量损耗，给出一种求解反射率和透射率的方法，即根据电磁场的边值关系以及晶体的双折射和双反射现象，求解晶体光轴在入射面内时，非常偏振光从各向同性介质入射到晶体和从晶体出射到各向同性介质两种情况的反射率和透射率的方法，并给出反射率和透射率的解析解，同时得到对于晶体光轴在入射面内的情况，光轴的取向对非常偏振光反射率的大小几乎没有影响，但对产生全反射的临界角θc影响较大的结论。

Aiming at the defects on structure design, electromagnetic design, analysis simulation, optimization design and control technology, double-action iron core mechanism, feedback-hold circuit of energy-saving capacitor voltage and intelligent control circuit were expounded, which can be a guidance for wide application...

针对目前永磁接触器在结构设计、电磁设计、分析仿真、优化设计与控制技术等方面存在的不足，重点阐述了双动铁心永磁机构、储能电容电压的反馈-保持电路及智能控制电路。为促进永磁接触器的推广应用指出了进一步的研究方向。

"No draftsman would ever come up with a design like that for an electromagnetic machine ," he adds.

他还说：「没有一位绘图员能想到电磁机器会设计成这副德性。

However, the effect of electromagnetic force is stronger than that of the plasma drag force in helium arc.

在氩弧下，影响熔池形貌的另一个重要的驱动力是气体剪切力，而氦弧下则是电磁力。

The control effect of electromagnetic force on cylinder wake, lift force and drag force, which was caused by alternating current, is related to its frequency.

而交流电所产生的电磁力对于绕流涡街、升力、阻力的控制作用，则与所使用的频率有关。

The obtained Green′s function is applied to numerical modeling of electromagnetic wave resistivity MWD instrument, and the influence of the drill collar, the borehole-correction method, the radial characteristics of investigation and the vertical resolution of the tool are analysed.

用上述Green函数对随钻电磁波电阻率测量仪器进行数值模拟，分析了钻铤的影响规律、井眼校正方法、仪器的径向探测特性和垂向分辨率。

I want to be a big fish in a small pond.

我要做一条在小池塘里的大鱼。

While the software functioned well, we did not feel the same about their customer support!

虽然该软件运行良好，我们没有同样的感觉他们的客户支持！