铁心中就产生交变磁场。
该方法包括 对线圈施加交流电以产生交变磁场；
The method includes the following steps: exerting alternating current on the coil to generate an alternating magnetic field;
目的：探讨低频交变磁场对小鼠细胞免疫功能的影响。
Objective: To study the influence of the low frequency time-varying magnetic field on cellar immunity function in mice.
葡萄果实采后用交变磁场处理可以有效地提高其商品价值。
The commercial value of fresh post harvest grape could be enhanced by processing with the alternating magnetic field.
前进的起始原料(1)通过在树脂中接入交变磁场在运行中被加热。
The advancing starting material (1) is heated in passing by applying an alternating magnetic field to the resin.
为此，可接入交变磁场的超顺磁性颗粒被添加到起始原料(1)的树脂中。
In order to do so, superparamagnetic particles which connect to the alternating magnetic field are added to the resin of the starting material (1).
结果表明，此现象产生于螺线管交变磁场中的自感应作用，对于碰聚焦点不产生影响。
It is shown that the phenomenon is due to self-induced action in alternative magnetic field of electric solenoid and is of no effect to the point of magnetic focusing.
结果表明，此现象产生于螺线管交变磁场中的自感应作用，对于碰聚焦点不产生影响。
It is shown that the phenomenon is due to self-induced action in alternative magnetic field of electric solenoid and is of no effect to the point...
用均匀交变磁场作用于小鼠后，对其进行了脑组织、脑细胞及其超微结构的形态学分析。
After the uniform unstable magnetic field had been exerted on the mice, the morphologic analyses of the brain tissues, brain cells and their ultrastructure were accomplished.
就小尺寸夹杂物的分离而言，交变磁场法相对较好，因为其去除效率对颗粒尺寸的依赖性较小。
As far as the removal of small inclusions is concerned, the AC magnetic method is a favorable one because its removal efficiency has less dependence upon the particle size.
该装置包括位于所述的交变磁场中的多个探头，用来感应所述的交变磁场以产生感应电动势；
The device includes a plurality of probes in the alternation magnetic field for inducing the alternating magnetic field to generate the induced electromotive force;
当振管垂直立于磁场环境中时，在交变磁场的作用下产生磁致伸缩，即沿振管的轴向作简谐振动。
Vibration tube in the magnetic field vertically brings about magnetostriction under the effect of alternate magnetic field, that is axis resonance.
分析了处于交变磁场中的磁性杂质颗粒的受力情况，比较了由交变磁场和稳恒磁场产生的磁场力。
The force acting on the magnetic impurities in alternative magnetic field was analyzed , and the magnetic forces formed in alternative and steady magnetic field were compared.
铁磁材料在交变磁场的作用下，产生的巴克·豪森效应，可作为无损检测材料残余应力的一种新方法。
Barkhausen effect is produced by ferromagnetic material under varying magnetic field, it can be used as a new method for nondestructive testing of residual stress.
本智能磁场测量系统既适合测量直流磁场，又可测量交变磁场，且体积小，性能高，适用频率范围宽。
It can not only measure DC current magnetic field but also alternative current magnetic field. This system has small volume, high capability, and wide frequency range.
针对电机的实际工作环境，研究了不同工作状态的磁体在交变磁场作用下表面磁感应强度随时间的变化。
The operating conditions in a permanent magnet were analyzed to quantity the magnetic induction changes on the surface with an alternating magnetic field.
实验表明，该模型在交变磁场的作用下，微执行器将做高频率划动，使水下微机器人模型能够在水中产生运动。
Through these experiments, we find that the micro actuators vibrate in high frequency under the action of the alternating magnetic field, which make the micro robot model move forward in the water.
根据材料的发热机理和生热条件的不同，经常利用的生热条件是吸收微波生热和在交变磁场作用下的磁致生热。
On the basis of different generating heat mechanisms and conditions, absorbing microwave and alternating magnetic field are used to generate heat effect.
在介绍了交变磁场测量原理的基础上，分析并给出了交变磁场测量法的数学和理论模型，对缺陷模型进行了详尽的分析。
On the introduce of alternative current field measurement (ACFM), the mathematic and theoretical model of ACFM were analyzed, and especially the flaw model at large.
研究了在交变磁场作用下磁场频率变化对7050铝合金小型方坯静态成型铸坯熔体的弯液面、显微组织以及元素分布的影响。
The effect of alternating magnetic field frequency on the meniscus, microstructure and element distribution of the static formed ingots of minitype square billet of 7050 aluminium alloy.
通过动力电缆给井下直线电机供电后产生交变磁场，永磁体动子在交变磁场作用下带动泵柱塞上下往复运动，从而达到举升抽油的目的。
Under the action of variation magnetic field, the permanent magnet moving-coil drives the plunger pump to move up and down and lift oil up to ground.
根据交变磁场测量法(ACFM)的基本原理，设计了一种由激励线圈和感应线圈组成的交变磁场传感器，可对空间“点”磁场进行测量。
According to the basic principle of alternative current field measurement (ACFM), the alternative current field sensor was designed, which was made up of drive coil and induction coil.
这些初级注入加速器（feeder accelerators ）不能直接（将质子束）注入LHC，因其管道被引导质子的铁磁体所密闭包围（译者注：一般都是用交变的电磁场加速质子）。
These feeder accelerators cannot inject straight into the LHC because their pipes are enclosed in bulky magnets that steer the protons.
目的探讨交变脉冲强磁场对肿瘤组织杀伤作用的机理。
Objective To elucidate injury effect of alternating impulse magnetic field (AIMF) on tumors.
当金属物体接触到一个交变的电磁场时，涡流会使这个物体加热。
When metallic objects are exposed to an alternating magnetic field, eddy currents cause such objects to heat up.
研究了间歇交变纵向磁场TIG焊接不同材料(低碳钢、不锈钢和铝合金等)的焊缝成形。
This article introduces weld formation of low carbon steel, stainless steel and al alloy by TIG welding in longitudinal intermittent alternative magnetic field.
目的探讨交变脉冲磁场(AIMF)对肿瘤组织杀伤作用及免疫效应的机理。
Objective to investigate the mechanism of strong alternating impulse magnetic field (AIMF) on killing tumor cells and immunity effect for H22 hepatoma-bearing mice.
并实例计算了非线性正弦交变涡流的电机电磁场方程。
Verified by model calculation and calculated the present example electromagnetic field equation of motor on non-linear sine alternation eddy.
并实例计算了非线性正弦交变涡流的电机电磁场方程。
Verified by model calculation and calculated the present example electromagnetic field equation of motor on non-linear sine alternation eddy.
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