查询词典 magnetic field

First, the condition for electric-field intensity calculation with Gauss theorem and selection method for Gauss section; Second, condition for magnetic field with magnetic field loop law and selection method for loop.

本文要讨论两个问题：1 运用电场高斯定律求场强的条件和高斯面选取的方法；2 运用磁场环路定律求磁场H的条件和环路选取的方法，并通过举例说明它们的具体分析办

Those questions about " Gauss theorem" of electro - magnetic field arecleared up, and the difference between " Gauss theorem" of electro - magnetic field and" Gauss theorem"of vector field is pointed.

本文旨在澄清有关电磁学中"高斯定理"的诸多疑问，并指出它与高等数学中的"高斯定理"的区别。

And show effect of external magnetic field on flow field of blood considering coupling of magnetic field and flow.

在磁场和流场耦合状态下研究引入纳米磁性药物后磁场对血液流场的影响。

The ELF magnetic field generated by a video terminal measures only a few milligauss, or about one-hundredth the strength of the earth's own magnetic field, The electric fields surrounding a power line can be as high as 10 kilovolts per meter, but the corresponding field induced in human cells will be only about 1 millivolt per meter.

测量视屏终端产生的 ELF 磁场只有几毫 GAUSS ，或只有地球本身的百分之一，电力线周围的电场能达10K 伏每米但相应的场作用于人的细胞只有1毫伏每米。

According to More Effect,when the Hore component is placed in a gradient field,at the same time the direction of the current is perpendicular to the direction of the voltage,then between the two parallel side face come out the Hore voltage. When Hore component is set in this kind of uni-gradient magnetic field and the electric current is unchanged,the voltage output of Hore component will be proportional to the position of the Hore component in the magnetic field.

根据霍尔效应可知，置于磁场中的霍尔元件若电流方向与磁场方向垂直，则在霍尔元件垂直于磁场和电流方向的两个侧面将产生电势，将霍尔元件置于强度随空间位置线性变化的磁场中，且控制电流恒定，输出就正比于霍尔元件处于磁场中的位置，因此可以用霍尔元件来测量磁场与霍尔元件间的相对位移量。

According to the neural cable model, this dissertation deduced a stable solution. Based on the lead model, the vibratory equation of electriferous lead in a static magnetic field is set up under the condition of coupling magneto-acoustic field. It is verified that the vibration in bio-tissue is proportional to with the product of the magnitude of the magnetic field, the current amplitude and the sinusoid of angle between them.

根据神经的电缆模型，论文导出直流稳态解；基于导线模型，根据洛仑兹方程和细弦上的波动方程，论文建立了磁声耦合条件下带电导线在磁场中的振动方程，导出生物组织中的振动与磁场的大小、电流的大小和磁场与电流角度的正弦值乘积成正比。

We first prove a formula to calculate the magnetic field in the internal region of magnetized objects on the viewpoint of magnetization, and then use the formula to define the point-function demagnetizing tensor and also prove some properties of the tensor. Finally we use this formula to construct a new method to predict the induced magnetic field of naval vessels in a nonuniform applied field, and we call it 'the Magnetization Method', in which the point-function demagnetizing tensor is used.

首先证明了一个基于磁化观点的铁磁物体内部磁场强度计算公式，随后通过该公式导出了点函数去磁张量的概并证明了它的一些性质，最后利用此公式构造了一个预测非均匀外场中舰船感应磁场的新方法——磁化强度法，且在该方法中用到了点函数去磁张量。

This article also calculated the internal electric field and magnetic field in the process of a ideal parallel plate capacitor, reached a conclusion that the distribution of the internal electricand magnetic field is uneven, thus explained the problem of the energy losses in the process of charging even more satisfactorily.

通过对理想平行板电容器充电过程中内部电场与磁场的计算，得出内部电场与磁场分布不均匀的结论，从而较圆满地解释了充电过程中的能量损失问题。

The flex spline deflection of EHD actuator under the electromagnetic field and its effect on the magnetic field are analyzed with the consideration of couping of structural deflection and magnetic field.

分析了电磁式谐波传动中柔轮在电磁场力作用下的变形规律；并针对其应力位移场与电磁场耦合的特点，分析了变形对其磁场作用的影响。

In terms of physical principles and effects, several kinds of typical magnetic field measurement technology are reviewed in this paper. And according to recent progress in this field, it is presented that the magnetic field measurement technology and apparatus will become digital and intelligent with high accuracy, high stability, high resolution as well as microminiaturization.

本文沿物理学原理和效应的脉络对目前比较常用的磁场测量方法进行介绍，并依据近年来的进步特征指出，高准确度、高稳定度、高分辨率、微小型化、数字化、智能化是磁场测量技术及仪器发展的必然方向。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。