demagnetiser

简明释义

英[/diːˈmæɡ.nə.taɪ.zər/]美[/diˈmæg.nəˌtaɪ.zɚ/]

n. 退磁器（去磁装置）

英英释义

单词用法

同义词

反义词

例句

1.Demagnetiser buy or can be made, the general professional table stores have a demagnetization service.

退磁器有买或可以自制，一般专业表店都有退磁服务。

2.Demagnetiser buy or can be made, the general professional table stores have a demagnetization service.

退磁器有买或可以自制，一般专业表店都有退磁服务。

3.Before storing sensitive electronics, it is wise to use a demagnetiser 去磁器 to prevent any potential data loss.

在存放敏感电子设备之前，使用一个demagnetiser 去磁器是明智的，以防止潜在的数据丢失。

4.The technician recommended using a demagnetiser 去磁器 on the old hard drive to erase previous data.

技术人员建议在旧硬盘上使用demagnetiser 去磁器来擦除以前的数据。

5.In the manufacturing process, a demagnetiser 去磁器 is often employed to ensure that metal parts are not magnetized.

在制造过程中，通常会使用demagnetiser 去磁器来确保金属部件不被磁化。

6.You can find a demagnetiser 去磁器 in most electronics stores for home use.

你可以在大多数电子商店找到适合家庭使用的demagnetiser 去磁器。

7.After repairing the circuit board, the engineer used a demagnetiser 去磁器 to eliminate any residual magnetism.

修理电路板后，工程师使用了一个demagnetiser 去磁器来消除任何残余的磁性。

作文

In the world of electronics and magnetism, various devices play crucial roles in ensuring that our gadgets function properly. One such device is the demagnetiser, which serves an essential purpose in maintaining the integrity of magnetic materials. A demagnetiser (去磁器) is a tool used to remove or reduce the magnetic field from an object, effectively neutralizing its magnetism. This process is particularly important in various industries, including manufacturing, electronics, and even healthcare. The principle behind a demagnetiser is relatively simple but effective. When an object becomes magnetized, its magnetic domains—tiny regions within the material that have their own magnetic fields—become aligned in a specific direction. This alignment causes the object to exhibit a net magnetic field. However, there are instances when this magnetism can be detrimental. For example, in the electronics industry, magnetic interference can disrupt the functioning of sensitive components. Here, a demagnetiser is invaluable. One common application of a demagnetiser is in the maintenance of tools and equipment. Over time, tools made of steel can become magnetized due to exposure to strong magnetic fields or repeated contact with other magnetized objects. This unintended magnetism can attract metal shavings and debris, making the tools less effective and harder to clean. By using a demagnetiser, technicians can quickly and easily restore these tools to their original non-magnetic state, enhancing their usability and longevity. In addition to tools, demagnetisers are also utilized in the healthcare sector. Medical imaging devices, such as MRI machines, rely heavily on precise magnetic fields to produce accurate images of the human body. Any unwanted magnetism in the surrounding environment can lead to distorted images. Therefore, maintaining a demagnetized workspace is critical. Hospitals and clinics often employ demagnetisers to ensure that all equipment remains free from unwanted magnetic interference, thus safeguarding the quality of patient care. Moreover, the concept of demagnetization extends beyond physical objects. In the realm of data storage, hard drives and magnetic tapes are susceptible to data loss if they become exposed to strong magnetic fields. A demagnetiser can help protect sensitive data by erasing any residual magnetism that could compromise the integrity of stored information. This application is particularly relevant in industries where data security is paramount, such as finance and government. Despite the numerous benefits of using a demagnetiser, it is essential to understand the correct procedures for its use. Improper handling can lead to damage to the items being demagnetized or even the demagnetiser itself. Users must follow guidelines and safety measures to ensure effective and safe operation. Additionally, while demagnetisers are effective, they are not always necessary. Understanding when to use one is key to optimizing their benefits. In conclusion, the demagnetiser (去磁器) is a vital device in various fields, playing a significant role in maintaining the functionality and reliability of magnetic materials and devices. Its applications range from tool maintenance to healthcare and data security. As technology continues to advance, the importance of understanding and utilizing tools like the demagnetiser will only grow, reinforcing its status as an indispensable part of modern life.