thermal conduction

简明释义

热传导

英英释义

例句

1.When you touch a hot stove, you quickly feel the heat due to thermal conduction 热传导 from the stove to your hand.

当你触摸热炉时，由于炉子到手的热传导，你很快就能感受到热量。

2.The metal rod heated at one end demonstrates how thermal conduction 热传导 allows heat to travel through solid materials.

加热一端的金属棒展示了如何通过固体材料进行热量传递的热传导。

3.The efficiency of a heat sink is largely determined by its thermal conduction 热传导 properties.

散热器的效率在很大程度上取决于其热传导特性。

4.In cooking, thermal conduction 热传导 helps distribute heat evenly throughout the pan.

在烹饪中，热传导帮助热量均匀分布在锅中。

5.Insulation materials are designed to reduce thermal conduction 热传导 and keep buildings warm in winter.

绝缘材料旨在减少热传导，保持建筑在冬季温暖。

作文

Thermal conduction is a fundamental concept in physics that describes the process by which heat energy is transferred through materials. This transfer occurs at the molecular level, where faster-moving molecules collide with slower-moving ones, transferring kinetic energy in the process. Understanding thermal conduction (热传导) is essential for a variety of applications, from engineering to everyday life. One of the most common examples of thermal conduction (热传导) can be observed when cooking. For instance, when a metal spoon is placed in a hot pot of soup, the heat from the soup is conducted through the metal to the spoon. As the molecules in the soup gain energy and move more rapidly, they collide with the metal atoms, causing them to vibrate and transfer this energy along the length of the spoon. Eventually, the end of the spoon that is not in the soup becomes warm as well. This phenomenon illustrates how thermal conduction (热传导) plays a crucial role in cooking processes and heat distribution.In construction and building design, thermal conduction (热传导) is a critical factor in determining energy efficiency. Materials with high thermal conductivity, such as metals, will allow heat to pass through them quickly, while insulating materials like fiberglass or foam will slow down this process. Architects and engineers must carefully select materials based on their thermal properties to ensure that buildings maintain comfortable temperatures without excessive energy consumption. For example, during winter months, a well-insulated home will retain heat more effectively, reducing the need for heating systems to work overtime. Moreover, thermal conduction (热传导) is also significant in the field of electronics. As devices become smaller and more powerful, managing heat becomes increasingly important. Components such as processors generate a considerable amount of heat during operation, and if this heat is not dissipated efficiently, it can lead to overheating and potential failure. Engineers often use materials with high thermal conductivity, like copper or aluminum, to create heat sinks that draw heat away from sensitive components. This application of thermal conduction (热传导) demonstrates how understanding heat transfer is vital for the reliability and longevity of electronic devices.In summary, thermal conduction (热传导) is an essential process that affects many aspects of our daily lives, from cooking to home insulation and electronics. By grasping the principles of thermal conduction (热传导), we can make informed decisions in various fields, ensuring efficiency and comfort in our environments. Whether you are designing a new building, cooking a meal, or working on electronic projects, recognizing the importance of thermal conduction (热传导) will enhance your understanding and application of heat transfer in practical scenarios.