focusing coil
简明释义
聚焦线圈
英英释义
例句
1.When calibrating the system, ensure that the focusing coil is properly aligned.
在校准系统时,确保聚焦线圈正确对齐。
2.In MRI machines, the focusing coil helps improve image resolution by directing magnetic fields.
在MRI机器中,聚焦线圈通过引导磁场来提高图像分辨率。
3.The electron microscope uses a focusing coil to concentrate the electron beam onto the specimen.
电子显微镜使用聚焦线圈将电子束集中到样本上。
4.Adjusting the focusing coil can significantly enhance the clarity of the displayed image.
调整聚焦线圈可以显著提高显示图像的清晰度。
5.The performance of a particle accelerator depends heavily on the efficiency of its focusing coil.
粒子加速器的性能在很大程度上依赖于其聚焦线圈的效率。
作文
In the realm of modern technology, particularly in the field of electronics and imaging systems, the term focusing coil plays a crucial role. A focusing coil is an electromagnetic device used to control the trajectory of charged particles, such as electrons, within a vacuum tube or a cathode ray tube (CRT). This device is essential for ensuring that the emitted electrons converge accurately onto a specified point, thereby producing a clear and focused image on the display screen. Understanding the function and significance of the focusing coil can provide insights into how various electronic devices operate, especially in applications like televisions, computer monitors, and oscilloscopes.The basic principle behind the focusing coil involves the generation of a magnetic field when an electric current passes through it. This magnetic field interacts with the charged particles, altering their path and allowing them to be directed towards a focal point. The precise alignment and strength of the focusing coil are critical, as any deviation can lead to image distortion, blurriness, or loss of detail. Engineers and designers must meticulously calculate the specifications of the focusing coil to ensure optimal performance in the devices they create.Moreover, the technological advancements in the production of focusing coils have led to significant improvements in image quality. For instance, in the early days of CRT technology, the focusing coils were relatively simple and often resulted in images that lacked clarity. However, with innovations in materials and design, modern focusing coils can produce sharper images with better color accuracy and contrast. This evolution has not only enhanced the viewing experience but has also paved the way for more complex imaging systems, such as those used in medical imaging and scientific research.In addition to their use in CRTs, focusing coils are also employed in other technologies, including electron microscopes and particle accelerators. In electron microscopes, for example, focusing coils are vital for achieving the high resolution necessary to observe tiny structures at the molecular level. Similarly, in particle accelerators, these coils help focus beams of particles to collide at high energies, enabling scientists to explore fundamental questions about the nature of matter and the universe.It is also worth noting that the principles governing focusing coils extend beyond traditional electronics. As we move towards a more digital and interconnected world, the concepts of magnetic fields and charged particle manipulation are being explored in various emerging technologies, such as quantum computing and advanced telecommunications. Understanding the fundamentals of focusing coils can therefore serve as a gateway to grasping more complex phenomena in physics and engineering.In conclusion, the focusing coil is a vital component in many electronic devices, playing a key role in image formation and clarity. Its ability to manipulate the paths of charged particles has far-reaching implications in technology, science, and engineering. As we continue to innovate and push the boundaries of what is possible, the understanding of devices like the focusing coil will remain essential for future advancements. By appreciating the intricate workings of such components, we can better understand the technologies that shape our daily lives and the scientific discoveries that drive progress forward.
在现代技术领域,特别是在电子和成像系统中,术语聚焦线圈扮演着至关重要的角色。聚焦线圈是一种电磁装置,用于控制带电粒子(如电子)在真空管或阴极射线管(CRT)中的轨迹。该设备对于确保发射的电子准确聚焦到指定点,从而在显示屏上产生清晰且聚焦的图像至关重要。理解聚焦线圈的功能和重要性可以提供对各种电子设备如何运作的洞察,尤其是在电视、计算机显示器和示波器等应用中。聚焦线圈的基本原理涉及当电流通过时产生的磁场。这个磁场与带电粒子相互作用,改变它们的路径,使它们能够被引导到焦点。聚焦线圈的精确对齐和强度至关重要,因为任何偏差都可能导致图像失真、模糊或细节丢失。工程师和设计师必须仔细计算聚焦线圈的规格,以确保他们创造的设备的最佳性能。此外,聚焦线圈生产技术的进步使图像质量得到了显著改善。例如,在CRT技术的早期,聚焦线圈相对简单,通常会导致图像缺乏清晰度。然而,随着材料和设计的创新,现代聚焦线圈能够产生更清晰的图像,具有更好的色彩准确性和对比度。这种演变不仅增强了观看体验,还为更复杂的成像系统铺平了道路,例如在医学成像和科学研究中使用的那些。除了在CRT中的应用,聚焦线圈还被用于其他技术,包括电子显微镜和粒子加速器。在电子显微镜中,例如,聚焦线圈对于实现观察分子级别微小结构所需的高分辨率至关重要。同样,在粒子加速器中,这些线圈帮助聚焦粒子束以高能量碰撞,使科学家能够探索关于物质和宇宙本质的基本问题。还值得注意的是,支配聚焦线圈的原理超越了传统电子学。随着我们迈向一个更加数字化和互联的世界,磁场和带电粒子操控的概念正在各种新兴技术中被探索,例如量子计算和先进的电信。理解聚焦线圈的基础知识因此可以作为理解物理和工程中更复杂现象的入口。总之,聚焦线圈是许多电子设备中的关键组件,在图像形成和清晰度方面发挥着重要作用。它操纵带电粒子的能力在技术、科学和工程中有着深远的影响。随着我们继续创新并推动可能性的边界,理解像聚焦线圈这样的设备将对未来的进步至关重要。通过欣赏这些组件的复杂工作原理,我们可以更好地理解塑造我们日常生活的技术以及推动进步的科学发现。
相关单词