parabolic reflector

简明释义

抛物面镜

英英释义

例句

1.The satellite dish uses a parabolic reflector to capture signals from space.

卫星天线使用抛物面反射器来捕捉来自太空的信号。

2.The sound system used a parabolic reflector to enhance audio clarity in the concert hall.

音响系统使用了抛物面反射器来增强音乐厅的音频清晰度。

3.A parabolic reflector is essential in many solar cookers to concentrate sunlight.

在许多太阳能烹饪器中，抛物面反射器是集中阳光的关键。

4.In our physics class, we learned how a parabolic reflector can focus light into a single point.

在我们的物理课上，我们学习了如何将光聚焦到一个点的抛物面反射器。

5.The outdoor spotlight was designed with a parabolic reflector for better illumination.

户外聚光灯采用了抛物面反射器设计，以获得更好的照明效果。

作文

The use of a parabolic reflector has revolutionized various fields, particularly in the realms of optics and telecommunications. A parabolic reflector is a device that uses a parabolic shape to collect or project waves, whether they be sound, light, or radio. Its unique design allows it to focus incoming parallel rays to a single point known as the focus. This property is not only fascinating but also incredibly useful in practical applications. One of the most common uses of a parabolic reflector can be found in satellite dishes. These dishes are designed to receive signals from satellites orbiting the Earth. The parabolic shape of the dish ensures that signals, which arrive as parallel rays, are directed toward the receiver located at the focus of the parabola. This enhances the strength of the signal, allowing for clearer communication. Similarly, in solar energy applications, a parabolic reflector can concentrate sunlight onto a small area, increasing the temperature and efficiency of solar collectors. This leads to more effective energy generation, making it an essential component in renewable energy technology. In addition to telecommunications and solar energy, parabolic reflectors are also utilized in lighting. For instance, in stage lighting, these reflectors help to direct light precisely where it is needed on stage, enhancing visibility and creating dramatic effects. By focusing light beams, they can create sharp shadows or illuminate wide areas, depending on the desired effect. Moreover, the principles behind the parabolic reflector extend beyond just physical applications. In the field of mathematics, the parabola is a critical concept that appears in various equations and functions. Understanding the properties of parabolas can help in fields ranging from physics to engineering, demonstrating how interconnected different areas of study can be. Another interesting application of parabolic reflectors is in acoustics. These reflectors can be used to gather sound waves and direct them towards a specific point, which is particularly useful in concert halls or theaters. By strategically placing parabolic reflectors, sound can be enhanced and distributed evenly throughout the space, ensuring that every audience member experiences the performance at its best. In conclusion, the parabolic reflector is a remarkable invention that has found its way into numerous aspects of modern life. From improving communication technologies to enhancing energy efficiency and sound quality, its applications are vast and varied. As technology continues to advance, the importance and utility of parabolic reflectors will undoubtedly grow, paving the way for new innovations and improvements in how we harness waves, whether they be light, sound, or energy. Understanding the role of the parabolic reflector not only highlights its significance in practical applications but also encourages further exploration into the mathematical concepts that govern its function.

抛物面反射器的使用在各个领域都带来了革命性的变化，特别是在光学和电信领域。抛物面反射器是一种利用抛物线形状来收集或投射波的装置，无论是声音、光还是无线电波。其独特的设计使得它能够将入射的平行光线聚焦到一个称为焦点的单一位置。这一特性不仅令人着迷，而且在实际应用中极其有用。抛物面反射器最常见的用途之一可以在卫星天线中找到。这些天线旨在接收来自绕地球轨道运行的卫星的信号。天线的抛物面形状确保了以平行光线形式到达的信号被引导到位于抛物线焦点的接收器上。这增强了信号的强度，使通信更加清晰。同样，在太阳能应用中，抛物面反射器可以将阳光集中到一个小区域，从而提高温度和太阳能收集器的效率。这使得它成为可再生能源技术中的重要组成部分。除了电信和太阳能之外，抛物面反射器还用于照明。例如，在舞台照明中，这些反射器帮助将光线精确地指向舞台所需的位置，增强了可见度并创造了戏剧效果。通过聚焦光束，它们可以根据需要创建锐利的阴影或照亮广泛的区域。此外，抛物面反射器背后的原理不仅限于物理应用。在数学领域，抛物线是一个关键概念，出现在各种方程和函数中。理解抛物线的性质可以帮助物理学和工程等领域，展示了不同研究领域之间的相互关联。抛物面反射器的另一个有趣应用是声学。这些反射器可以用来收集声波并将其引导至特定点，这在音乐厅或剧院中特别有用。通过战略性地放置抛物面反射器，声音可以得到增强，并均匀分布在整个空间中，确保每位观众都能体验到最佳的表演。总之，抛物面反射器是一项卓越的发明，已渗透到现代生活的多个方面。从改善通信技术到提升能效和音质，其应用范围广泛多样。随着技术的不断进步，抛物面反射器的重要性和实用性无疑会增加，为我们如何利用光波、声波或能量开辟新的创新和改进道路。理解抛物面反射器的作用不仅突显了其在实际应用中的重要性，也鼓励进一步探索支配其功能的数学概念。