magnetic shielding

简明释义

磁屏蔽

英英释义

例句

1.To protect sensitive equipment, facilities often incorporate magnetic shielding into their architectural designs.

为了保护敏感设备，设施通常在建筑设计中融入磁屏蔽。

2.Engineers design electronic devices with magnetic shielding to enhance their performance and reliability.

工程师设计电子设备时加入磁屏蔽以提高其性能和可靠性。

3.The magnetic shielding in MRI machines is crucial for obtaining clear images without distortion.

MRI机器中的磁屏蔽对获得清晰无失真的图像至关重要。

4.In laboratories, scientists often use magnetic shielding to prevent external magnetic fields from interfering with sensitive experiments.

在实验室中，科学家们常常使用磁屏蔽来防止外部磁场干扰敏感实验。

5.The magnetic shielding around the satellite helps maintain its functionality in the presence of cosmic rays.

卫星周围的磁屏蔽有助于在宇宙射线存在的情况下维持其功能。

作文

Magnetic shielding is a crucial concept in the field of physics and engineering. It refers to the process of protecting sensitive electronic equipment from external magnetic fields. This is particularly important in environments where precision and accuracy are paramount, such as in laboratories or medical facilities. The idea behind magnetic shielding (磁屏蔽) is to create a barrier that can absorb or redirect magnetic fields, thereby preventing them from interfering with the operation of nearby devices. One common application of magnetic shielding (磁屏蔽) is in the design of MRI machines. These machines rely on powerful magnetic fields to generate images of the inside of the human body. However, if external magnetic fields were allowed to penetrate the MRI environment, it could lead to distorted images or even malfunctioning equipment. To combat this, engineers use various materials, such as mu-metal or superconductors, which are known for their excellent magnetic shielding properties. By encasing the MRI machine in these materials, they ensure that the magnetic fields generated by the machine itself remain stable and uncontaminated by outside influences.Another example of magnetic shielding (磁屏蔽) can be found in the world of electronics. Many sensitive components, such as amplifiers and sensors, are vulnerable to interference from magnetic fields. Engineers often incorporate magnetic shielding (磁屏蔽) into the design of these devices to enhance their performance and reliability. This is typically achieved by enclosing the components in a shield made of ferromagnetic materials that can effectively block or redirect magnetic flux lines, thus minimizing the impact of external fields.In addition to its applications in medical and electronic fields, magnetic shielding (磁屏蔽) also plays a vital role in scientific research. For instance, experiments conducted in particle physics often require extremely sensitive measurements that can be easily disrupted by magnetic noise. Researchers utilize magnetic shielding (磁屏蔽) techniques to create controlled environments where external magnetic fields are minimized. This allows them to obtain accurate data and make significant discoveries without the interference of unwanted magnetic influences.The effectiveness of magnetic shielding (磁屏蔽) depends on several factors, including the material used, the thickness of the shield, and the frequency of the magnetic field. High-permeability materials are preferred because they can absorb more magnetic energy. Additionally, the design of the shielding must consider the specific application and the type of magnetic fields present in the environment. In conclusion, magnetic shielding (磁屏蔽) is an essential technique that protects sensitive equipment from disruptive magnetic fields. Its applications span across various fields, including medicine, electronics, and scientific research. As technology continues to advance, the importance of magnetic shielding (磁屏蔽) will only grow, ensuring that we can maintain the integrity and accuracy of our devices and experiments in an increasingly complex electromagnetic environment.