demagnetise
发音：英 [?dem??ɡneta?z] 美 [?dem??ɡneta?z]
基础释义：使去磁；使失去磁性
英语范文：Demagnetization is a process of removing magnetic properties from a material. It can be caused by various factors such as exposure to high temperatures or magnetic fields. If a magnetic material is demagnetized, it loses its ability to store and produce magnetic fields, making it useless for many applications.
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Demagnetise
Demagnetise是一个常见的英语词汇，意思是使磁性减弱或消除。在许多情况下，我们可能需要将一个物体从其磁性状态中解离出来，以便进行其他操作。
例如，在科学实验中，我们可能需要将磁铁的磁性减弱或消除，以便更好地观察和理解其工作原理。在电子产品中，我们可能需要将磁性存储器从其磁性状态中解离出来，以便进行维修或更换。此外，在某些情况下，我们可能需要将一个物体从其磁性状态中解离出来，以便将其与其他物体分开。
为了更好地理解demagnetise这个词汇，我们可以将其发音总结如下：它读作“de-mag-ni-tize”，发音简单明了。
以下是一篇围绕demagnetise这个词汇的英语范文：
标题：Demagnetising a Magnet
One of the most common tasks we encounter in science experiments is demagnetising a magnet. This process involves reducing or eliminating the magnetic properties of the magnet, allowing us to better observe and understand its working principles.
To demagnetise a magnet, we can use various techniques, such as exposing it to high temperatures or applying a strong magnetic field in the opposite direction. These techniques weaken the magnetic field of the magnet, gradually reducing its magnetic strength until it becomes non-magnetic.
In my own experiments, I have found that demagnetising a magnet is an essential step in many experiments involving magnetic fields. By removing the magnetic properties of the magnet, we can better isolate it from other magnetic objects and ensure accurate measurements and observations.
In conclusion, demagnetise is an essential word in the English vocabulary that refers to reducing or eliminating the magnetic properties of an object. Understanding this process is crucial for conducting experiments and understanding the working principles of magnetic objects.
demagnetise
发音： [d??m?gn?t?z]
英语范文：
标题：Demagnetization of Iron
Iron is a magnetic material that can be magnetized, or made to have a magnetic field inside it. However, if the iron is exposed to a magnetic field for a long time, it will lose its magnetization and become demagnetized.
In this article, we will explore the phenomenon of iron demagnetization and its causes. We will also discuss how to prevent iron from becoming demagnetized and how to restore its magnetization if it is already demagnetized.
Firstly, we need to understand the basic principles of magnetic phenomena. When iron is exposed to a magnetic field, it will align itself with the field, forming a magnetic moment. This magnetic moment can be measured in units called magnetic flux units.
However, if iron is exposed to a changing magnetic field, it will lose its magnetization. This is because the magnetic moments of iron are constantly changing due to the interaction with the changing magnetic field. This process is called demagnetization.
In practical applications, demagnetization can occur due to various factors, such as exposure to high temperatures, exposure to high-energy radiation, and mechanical stress. All of these factors can cause iron to lose its magnetization.
To prevent iron from becoming demagnetized, we can avoid exposing it to these factors or use protective measures. For example, we can use iron alloys with high magnetic permeability or coatings that shield iron from external magnetic fields.
If iron is already demagnetized, it can be restored by exposing it to a magnetic field with the opposite direction and intensity. This process is called re-magnetization or remagnetization.
In conclusion, demagnetization of iron is a common phenomenon that can occur due to various factors. Understanding the principles of magnetic phenomena and taking appropriate measures can help us prevent iron from becoming demagnetized or restore its magnetization if it is already lost.
