查询词典 class field

Based on the uniform magnetization model of the surface magnetic field distribution on multi pole drum for magnetic encoder , the surface magnetic field distribution on multi pole drum for magnetic encoder was studied with numerical analysis method, and the general expression of surface magnetic field distribution on multi pole drum was found.

基于磁编码器多极磁鼓表露场分布的均匀磁化理论模型，采用数值分析方法计算磁编码器多极磁鼓的表露场分布，得到了多极磁鼓的表露场分布的数值表达式。

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。

In order to verify the conclusions, need to design a uniform magnetic field strength devices, and can control the temperature of the magnetic field area. this combination of knowledge, we related knowledge, and design the magnetic field devices.

为了进一步验证理论推导的结论，需要设计一个强度可调的均匀磁场发生装置，并能控制磁场区的温度，本文结合相关知识，设计了实验所需的磁场发生装置。

Magnetic field is physics of a very abstract concept, the magnetic field is a special kind of material, that is, see also touched, but it is an objective reality, and the use of magnetic sensors to detect magnetic field strength are very ancient history.

磁场是物理学中很抽象的一个概念，磁场是一种特殊的物质，即看不见也摸不着，但它是客观存在的，利用磁传感器进行磁场强度检测有极其古老的历史。本文利用半导体"霍尔效应"制作的霍尔

In chapter five, it is founded in measuring the magnetic hysteresis loops withvarious field sweep rates that the penetration field of the high temperaturesuperconducting sample depends on the field sweep rate.

在第五章中，我们在实验中发现，在高温超导体样品变磁场扫描速率磁滞回线测量时，样品的完全穿透场与磁场扫描速率相关，这也是高温超导体磁弛豫的另一表现。

Based on the principle of electromagnetic field and magnetohydrodynamics, the force field of liquid metal in a PM field was analyzed.

以电磁场和磁流体动力学原理为基础，分析了旋转永磁体磁场内液态金属的受力。

The results of the double ring field tests show that both the permeability coefficient and infiltration depth of the marlite are greater than those of the clay stone, respectively, and that the stable permeability coefficient and infiltration depth obtained in geogrid reinforced field are one-fourth and one-second of those receirved in the treatment field with soil bags, respectively.

原位试验结果表明：泥灰岩的稳态渗透系数及入渗深度均大于黏土岩；格栅加筋处理场地的稳态渗透系数和入渗深度分别约为土袋处理场地的 1/4 ， 1/2 。

You can sort or group on a Text field or a Memo field, but Access only uses the first 255 characters when you sort or group on a Memo field.

用户可以根据"文本"字段或"备注"字段进行排序和分组，但在根据"备注"字段进行排序和分组时，Access 仅使用前 255 个字符。

It hints, they can affect meson with influence of field of μ0 field,ε0 field.

这暗示，它们能以μ0 field，ε0 field 的势力影响介子。

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。

I can not negligent, he should do what?

我不能不在意了，他要做什么呢？

It is very dangerous to swim in the river alone.

一个人到河里游泳是很危险的。