磁性材料

Adiabatic temperature changes testing is one of the most important way to evaluate the cooling ability of the material.

评价一种磁性制冷材料的性能好坏，对其进行绝热温变测试是很重要的一步。

In 2000, T. Dietl utilized theoretical simulation to be contrasted with the experimental, and he found the manganese doped gallium arsenide were identical, and derive other magnetic characteristics in its relevant semiconductor materials.

在2000年T。 Dietl 等人利用理论的模拟计算和实验的对照，发现在砷化镓参杂锰元素的吻合，并推导其他相关的半导体材料在其磁性方面的特性。

The magnetic coins detecting and controlling method and device was designed and made. It can be used to the automatic acting and controlling range of coin washing machine, coin game and entertainmental machines and so on.

利用非晶材料尖锐脉冲形状的检验，设计完成了一种磁性币的检验与控制方法及装置，可望用于投币式洗衣机、游艺机等投币自动起动及控制领域。

The main progressing of this study is followed:The key process parameters of manufacturing sintered NdFeB magnets, such as strip casting, hydrogen decrepitation process, jet-milling process, orientation and pressing process, sintering and annealing process are investigated.

主要有以下进展：研究了烧结NdFeB永磁材料制备过程中一些关键的工艺步骤，如速凝铸带工艺、氢爆工艺、气流磨制粉工艺、取向成型工艺、烧结与回火热处理工艺等对磁体的磁性能、力学性能和显微组织的影响。

The resonant frequency fr was found to be indepen-dent of Am in the measured amplitude range. We considerthat the variation of fr with Ba is mainly contributed bythe diamagnetism of the specimen, and the motion of fluxlines in the specimen plays only a role of perturbation.

共振频率〓在振幅测量范围内未发现振幅效应，认为〓随磁场的变化主要是由于材料的抗磁性的贡献，内部的磁通线运动只起着一种微扰的作用。

But in China, the application of ferromagnetic dielectric material there are many defects, it also discusses some of its practical application.

但是在国内，铁磁性介质材料的应用还有很多缺陷，因此也讨论了一些对其现实的应用。

Magnetic fluid is a relatively new functional material. It has some common quality which was well equable , superparamagnetism .

它还是一种比较新型的功能材料，有着一些共同的性质，比如十分稳定、超顺磁性等。

Clad stainless steel plate is a kind of high energy saving material, which consists of carbon steel base covered with 2~20mm thick stainless steel plate on one or both sides. It bring the merits of both metallic materials, not only the functions of anticorrosion, abrasion resistance, magnetism proof and decoration of the stainless steel, but also the characteristics of weldability, mouldability, extensionality and thermal conductivity of the carbon steel.

不锈钢复合板是一种以碳钢为基体、单面或双面整体包覆2~20mm不锈钢的高效节能复合材料，它能够充分发挥两种金属材料的特性优势，既具有不锈钢的耐腐蚀性、耐磨性、抗磁性和装饰性，又具有碳钢良好的可焊性、成型性、拉延性和导热性。

As how the application of ferromagnetic dielectric materials has been growing concern.

作为如何在铁磁性介质材料的应用得到了人们日益的关注。

So that ferromagnetic dielectric material with its own reflection of light permeability of a relationship.

从而证明铁磁性介质材料的光反射与其本身的磁导率有关系。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。