heat insulator

简明释义

绝热材料

英英释义

例句

1.Many kitchen utensils are designed with a heat insulator to prevent burns.

许多厨房用具设计有热绝缘体以防止烫伤。

2.Styrofoam is an effective heat insulator for packaging.

泡沫塑料是一种有效的热绝缘体，用于包装。

3.The thermos bottle has a double wall with a heat insulator in between.

保温瓶有双层壁，中间有一个热绝缘体。

4.The walls of the house are made of a good heat insulator.

这座房子的墙壁由一种良好的热绝缘体制成。

5.Using a heat insulator can help reduce energy costs in winter.

使用热绝缘体可以帮助降低冬季的能源费用。

作文

In our daily lives, we often encounter various materials that play crucial roles in our comfort and safety. One such material is a heat insulator（热绝缘体）. A heat insulator is defined as a substance that significantly reduces the transfer of heat between two environments. This property is essential in numerous applications, from household items to industrial processes. Understanding how heat insulators work can help us make informed decisions about energy efficiency and comfort in our living spaces.To begin with, let’s explore the science behind heat insulators（热绝缘体）. Heat transfer occurs through three main mechanisms: conduction, convection, and radiation. A heat insulator primarily minimizes heat transfer by conduction, which is the process where heat moves through a material due to temperature differences. Materials that are poor conductors of heat, such as rubber, glass wool, and Styrofoam, are excellent heat insulators（热绝缘体）. They contain air pockets that trap heat, preventing it from passing through easily.One common application of heat insulators is in building construction. Proper insulation in homes and commercial buildings can lead to significant energy savings. For instance, walls and roofs are often lined with heat insulators（热绝缘体） to keep indoor temperatures stable, reducing the need for heating in winter and cooling in summer. This not only lowers energy bills but also contributes to environmental sustainability by decreasing carbon footprints.Moreover, heat insulators（热绝缘体） are vital in the manufacturing industry. For example, in the production of electrical appliances, components that generate heat must be insulated to prevent overheating and ensure safety. High-temperature heat insulators（热绝缘体） are used in ovens and furnaces to maintain high temperatures while keeping the exterior cool to the touch. This application highlights the importance of heat insulators in protecting both equipment and users.In everyday life, we also utilize heat insulators（热绝缘体） in kitchenware. For instance, pots and pans often have handles made from materials that do not conduct heat well, allowing us to handle them safely without burning our hands. Similarly, food containers designed to keep meals hot or cold utilize heat insulators（热绝缘体） to maintain the desired temperature for extended periods.Furthermore, the role of heat insulators（热绝缘体） extends to clothing as well. Insulated jackets and thermal wear are designed with materials that trap body heat, keeping us warm in cold weather. The effectiveness of these garments relies on the principles of heat insulators（热绝缘体） to provide comfort in harsh conditions.In conclusion, heat insulators（热绝缘体） are indispensable in our modern world. From enhancing energy efficiency in buildings to ensuring safety in manufacturing and providing comfort in our daily lives, their applications are vast and varied. As we continue to seek ways to improve our energy consumption and environmental impact, understanding and utilizing heat insulators（热绝缘体） will be crucial. By making informed choices about materials and insulation techniques, we can contribute to a more sustainable future while enjoying the benefits of comfort and safety in our environments.

在我们的日常生活中，我们常常会遇到各种材料，它们在我们的舒适和安全中发挥着至关重要的作用。其中一种材料就是热绝缘体。热绝缘体被定义为显著减少两个环境之间热量传递的物质。这一特性在许多应用中都是必不可少的，从家庭用品到工业过程。理解热绝缘体的工作原理可以帮助我们在能源效率和居住空间舒适度方面做出明智的选择。首先，让我们探讨一下热绝缘体的科学原理。热量传递主要通过三种机制发生：导热、对流和辐射。热绝缘体主要通过导热最小化热量传递，导热是由于温度差异而使热量在材料中移动的过程。像橡胶、玻璃棉和聚苯乙烯泡沫这样的材料是热导率差的优良热绝缘体。它们含有空气泡沫，可以捕获热量，从而防止热量轻易通过。热绝缘体的一个常见应用是在建筑施工中。房屋和商业建筑中的适当绝缘可以导致显著的节能。例如，墙壁和屋顶通常用热绝缘体进行衬里，以保持室内温度稳定，从而减少冬季取暖和夏季制冷的需求。这不仅降低了能源账单，还有助于通过减少碳足迹来促进环境可持续性。此外，热绝缘体在制造业中也至关重要。例如，在电器生产中，产生热量的部件必须进行绝缘，以防止过热并确保安全。高温热绝缘体被用于烤箱和炉子中，以维持高温，同时保持外部冷却触感。这一应用突显了热绝缘体在保护设备和用户方面的重要性。在日常生活中，我们也在厨房用品中使用热绝缘体。例如，锅和煎锅的把手通常由不良导热材料制成，使我们能够安全地处理它们而不被烫伤。同样，设计用于保持餐食热或冷的食品容器利用热绝缘体来在较长时间内保持所需温度。此外，热绝缘体的作用还扩展到服装。保暖夹克和热衣采用能够捕获体热的材料设计，使我们在寒冷天气中保持温暖。这些服装的有效性依赖于热绝缘体的原理，以便在恶劣条件下提供舒适。总之，热绝缘体在我们现代世界中是不可或缺的。从提高建筑的能效到确保制造中的安全，再到在日常生活中提供舒适，它们的应用广泛而多样。随着我们继续寻求改善能源消费和环境影响的方法，理解和利用热绝缘体将是至关重要的。通过对材料和绝缘技术做出明智的选择，我们可以为更可持续的未来做出贡献，同时享受在我们环境中舒适和安全的好处。