insulator

简明释义

英[ˈɪnsjuleɪtə(r)]美[ˈɪnsəleɪtər]

n. [物] 绝缘体；从事绝缘工作的工人

复 数 i n s u l a t o r s

英英释义

单词用法

同义词

反义词

例句

1.Simply put, a capacitor stores an electrical charge between two conductive plates separated by an electrical insulator.

简单地说，一个电绝缘体隔开两片导电板，而电容器在导电板间储存电量。

2.It can save energy for 20-30% as it is a good insulator.

因为它是一个良好的绝缘，它可以节省20- 30%的能源。

3.In this paper, the method which can judge the working condition of the insulator based on the acoustic emission is given (AE method).

文章根据污秽放电伴随的超声信号，提出用声发射信号来反映绝缘子的污闪过程。

4.I don't believe it: down is the insulator, not the wall.

我不相信：下跌是绝缘体，而不是墙。

5.Tall towers are frequent targets of lightning strikes, because there is less air to act as an insulator between the tower and a cloud.

高塔是闪电最常光顾的目标，因为塔和云之间作为绝缘体的空气稀薄。

6.This requires a trick opposite to the first one-suddenly making an insulator into a conductor. The insulator in question is silicon carbide.

其关键技术与第一个恰好相反，它是将绝缘体迅速转为导体，其中所用的绝缘体是金刚砂。

7.Manufacturers were starving for a better insulator that was easily moldable and inexpensive.

厂商当时正在寻求一种易模塑、廉价的绝缘体。

8.General Electric licensed Bakelite as an insulator in 1909, then began to develop its own resins.

通用电气在1909年授权生产胶木绝缘体，然后开始开发自己的树脂。

9.The wire is wrapped in a plastic insulator to prevent electrical shocks.

电线被包裹在塑料绝缘体中，以防止电击。

10.Fiberglass is often used as an insulator in building construction for its thermal properties.

玻璃纤维常用于建筑施工中的绝缘体，因为其热性能。

11.In winter, we use blankets as an insulator to keep warm.

在冬天，我们使用毯子作为绝缘体来保持温暖。

12.The ceramic insulator on the power lines prevents electricity from escaping.

电力线路上的陶瓷绝缘体防止电流泄漏。

13.The vacuum in a thermos acts as an excellent insulator for hot beverages.

保温瓶中的真空作为热饮的优秀绝缘体。

作文

In the world of science and engineering, the term insulator refers to a material that resists the flow of electric current or heat. This property makes insulator materials crucial for various applications, ranging from electrical wiring to building construction. Understanding the role of insulators is essential for anyone interested in physics, engineering, or environmental science. One of the most common examples of an insulator is rubber. Rubber is widely used to coat electrical wires, preventing accidental shocks and ensuring safety in electrical systems. Without insulators like rubber, the risk of electrical fires and injuries would significantly increase. Similarly, glass and ceramic materials are also excellent insulators, often used in high-voltage applications where traditional materials might fail. In addition to electrical applications, insulators play a vital role in thermal management. For instance, materials such as fiberglass and foam are used to insulate buildings, keeping them warm in winter and cool in summer. This not only enhances comfort but also contributes to energy efficiency by reducing heating and cooling costs. The importance of insulators in building materials cannot be overstated, as they help create sustainable living environments. Moreover, in the context of environmental science, insulators can be found in natural ecosystems. For example, certain species of trees have insulating bark that protects them from extreme temperatures, allowing them to thrive in harsh conditions. This biological adaptation highlights the broader significance of insulators beyond human-made materials. The study of insulators extends into the realm of nanotechnology as well. Researchers are exploring new insulator materials at the nanoscale to develop more efficient electronic devices. These innovations could lead to faster computers and improved energy storage solutions, showcasing the ongoing relevance of insulators in modern technology. In conclusion, the concept of insulator is integral to multiple fields, including electrical engineering, building construction, and environmental science. By understanding how insulators function and their various applications, we can appreciate their significance in both our daily lives and the advancement of technology. As we continue to innovate and seek sustainable solutions, the role of insulators will undoubtedly remain a critical area of focus, highlighting their importance in creating a safer and more efficient world.

在科学和工程领域，术语绝缘体指的是一种抵抗电流或热量流动的材料。这种特性使得绝缘体材料在各种应用中至关重要，从电气布线到建筑施工。理解绝缘体的作用对于任何对物理、工程或环境科学感兴趣的人来说都是必不可少的。 最常见的绝缘体之一是橡胶。橡胶广泛用于包覆电线，防止意外触电并确保电气系统的安全。如果没有像橡胶这样的绝缘体，电气火灾和伤害的风险将显著增加。同样，玻璃和陶瓷材料也是优良的绝缘体，通常用于高压应用中，传统材料可能会失效。 除了电气应用，绝缘体在热管理中也发挥着重要作用。例如，玻璃纤维和泡沫等材料被用于隔热建筑，在冬季保持温暖，在夏季保持凉爽。这不仅增强了舒适度，还通过减少供暖和制冷成本来促进能源效率。绝缘体在建筑材料中的重要性不容小觑，因为它们帮助创造可持续的生活环境。 此外，在环境科学的背景下，绝缘体可以在自然生态系统中找到。例如，某些树种具有绝缘树皮，可以保护它们免受极端温度的影响，使它们能够在严酷的条件下生存。这种生物适应性强调了绝缘体超越人造材料的更广泛意义。 对绝缘体的研究还扩展到纳米技术领域。研究人员正在探索纳米尺度的新绝缘体材料，以开发更高效的电子设备。这些创新可能导致更快的计算机和更好的能量存储解决方案，展示了绝缘体在现代技术中的持续相关性。 总之，绝缘体的概念对于多个领域至关重要，包括电气工程、建筑施工和环境科学。通过理解绝缘体的功能及其各种应用，我们可以欣赏它们在日常生活和技术进步中的重要性。随着我们继续创新并寻求可持续解决方案，绝缘体的角色无疑将继续成为一个关键关注领域，突显它们在创造一个更安全、更高效的世界中的重要性。