电磁感应

The effect of obstacle with special size on audibility factor of DW-ILS is analyzed,and the numerical results are obtained.

采用电磁感应定理计算出了特定尺寸障碍物对分米波仪表着陆系统航向天线辐射场的散射，得到了该障碍物对跑道中心线上可听度系数影响的数值结果，并对此做出了分析。

The cross-semivariogram was then analyzed to explore co-regionalized relationships between soil salinity at both depths, and the apparent soil electrical conductivity measured through electromagnetic induction EM38. CoKriging method was further employed to improve the accuracy of soil salinity estimates by treating soil bulk electrical conductivity as auxiliary variable and soil salinity, at both layers, as primary variable.

在对协同区域化变量进行交互半方差分析的基础上，采用协同克立格法，以电磁感应仪EM38测得的土壤表观电导率作为协同变量，对各层次的土壤盐分进行估值。

Aimed at the high re-mend rate, which because the technology of the electromagnetism induction calefaction is faulty, this paper studied thoroughly the design and application of the control system of the electromagnetism induction calefaction technology, and developed the new electromagnetism induction calefaction system.

针对目前市场上电磁感应加热技术不完善导致返修率过高的现状，本文对电磁感应加热技术装置的控制系统的设计和应用进行了更加深入的研究，研制成了新型的电磁感应加热系统。

It getting rid of the faulty discomfiture condition of the electromagnetism induction calefaction technology for appliance calling, probing into a new thinking and practice mode for nation.

旨在引导家电行业摆脱电磁感应加热技术不完善的尴尬境地，为国内的电磁感应装置及其它应用电磁感应加热技术的家电设计探讨一种新的思考及实践模式，并以此为突破口，推动电磁感应加热技术在其它家电，如电暖器、电磁热水器、电磁饮水机等加热电器中的应用，增强国内家电行业在国际市场上的竞争能力，实现智能家居的目的。

It getting rid of the faulty discomfiture condition of the electromagnetism induction calefaction technology for appliance calling, probing into a new thinking and practice mode for national electromagnetism induction equipment and other setting which use electromagnetism induction technology, and based on it, boosting up the electromagnetism induction technology apply in other appliance, such as electrical warmer, electric cooker, electrical watering trough and so on. At the same time, it enhanced competition ability in international market for national appliance calling, and realized the aim of the intellectualized family.

旨在引导家电行业摆脱电磁感应加热技术不完善的尴尬境地，为国内的电磁感应装置及其它应用电磁感应加热技术的家电设计探讨一种新的思考及实践模式，并以此为突破口，推动电磁感应加热技术在其它家电，如电暖器、电磁热水器、电磁饮水机等加热电器中的应用，增强国内家电行业在国际市场上的竞争能力，实现智能家居的目的。

In chapter 4, we studied the effects of spontaneously induced coherence on absorption properties. Firstly, we gave the definition of electromagnetically induced absorption and introduced theway of obtaining EIA using transfer of coherence and transfer of population.

第四章主要研究了自发辐射诱导相干对原子系统的吸收特性的影响，本章首先给出电磁感应吸收的定义并介绍了一些文献中利用相干转移及几率转移产生电磁感应吸收的理论。

On the basis of studying law of Farad Electromagnetic Induction and the antenna theories in electrodynamics,We can improve the device — semi-wavelength antenna —which is used for receiving electromagnetic waves and apply it to Farad Electromagnetic Induction Experiment.

在研究法拉第电磁感应定律和电动力学中有关天线理论的基础上，将电磁波的接收装置—半波天线加以改进，应用到法拉第电磁感应实验中去，即能方便直观地验证法拉第电磁感应定律，也能形象地诠释麦克斯韦方程的物理意义。

A mathemetical model of magnetic field in electromagnetic separation of inclusions from molten aluminum under rectangle coil and 50Hz current is presented according to the magnetic vector potential integral equation and the basic theory of magnetohydrodynamics. The magnetic field distribution in the gap of coils is simulated by the model and the actual magnetic field distribution also is measured. The experimental results show that the magnetic field distribution in the gap of coils is uniform and is consistemt with the model simulation. The magnetic field designed accord the simulated result is proved suitable in the practice.

摘 要：根据电磁流体力学的基本理论，利用矢量磁位积分，建立了在采用矩形电磁线圈和工频电源的条件下电磁分离铝熔体中夹杂的电磁场数学模型，模拟计算了电磁感应线圈气隙中的磁场分布状态，同时对制做的感应线圈的实际磁场进行了测量模拟计算磁场的分布状态与实际磁场的测量结果基本一致，都表明在电磁感应线圈气隙中磁场分布均匀，可以进行分离铝熔体中的非金属夹杂。

All in all, the opinion of this article is: General Lorentz magnetic force is the physical essence of electromagnetic induction, while Faraday's law is just the phenomenon of electromagnetic induction.

总之，本文的观点是：广义洛伦兹磁力是电磁感应的物理本质，而法拉第定律只是电磁感应的现象。

The relationship of the probe transmissivity with different probe detuning and coupling Rabi frequency was obtained.

分析了自旋子能级非均匀线宽及光学跃迁非均匀线宽对电磁感应透明和群速度减慢的影响，这两个线宽的增加不同程度地抑制了电磁感应透明。

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。