thermal conductivity

简明释义

热传导系数

英英释义

例句

1.The material's thermal conductivity is crucial for determining its effectiveness as an insulator.

材料的热导率对于确定其作为绝缘体的有效性至关重要。

2.Ceramics typically have low thermal conductivity, making them suitable for high-temperature applications.

陶瓷通常具有低热导率，使其适合高温应用。

3.When designing a building, engineers must consider the thermal conductivity of the insulation materials.

在设计建筑时，工程师必须考虑绝缘材料的热导率。

4.High thermal conductivity in metals makes them ideal for heat sinks.

金属的高热导率使它们成为理想的散热器。

5.The thermal conductivity of liquids can vary significantly depending on their composition.

液体的热导率可能因其成分而有显著变化。

作文

Thermal conductivity is a fundamental property of materials that describes their ability to conduct heat. It plays a crucial role in various fields, including engineering, physics, and environmental science. Understanding thermal conductivity (热导率) is essential for designing efficient thermal insulation, managing heat in electronic devices, and even in the construction of buildings. In everyday life, we encounter materials with different levels of thermal conductivity (热导率). For instance, metals like copper and aluminum have high thermal conductivity (热导率), which means they can transfer heat quickly. This property makes them ideal for applications such as cooking utensils and heat exchangers. On the other hand, materials like wood and foam have low thermal conductivity (热导率), making them excellent insulators. This is why we often use these materials in building houses to keep them warm in winter and cool in summer.The concept of thermal conductivity (热导率) is not only relevant to everyday materials but also to advanced technologies. For example, in electronics, managing heat is critical to ensure the longevity and performance of devices. High-performance computers generate a significant amount of heat, and engineers must choose materials with appropriate thermal conductivity (热导率) to dissipate this heat effectively. Failure to do so can lead to overheating, resulting in hardware failure or reduced efficiency.Moreover, the thermal conductivity (热导率) of a material can change with temperature. For instance, some materials exhibit increased thermal conductivity (热导率) at higher temperatures, while others may behave differently. This temperature dependence is an important consideration in applications where materials are subjected to varying thermal conditions.In the context of environmental science, understanding thermal conductivity (热导率) is vital for studying heat transfer in natural systems. For example, soil thermal conductivity (热导率) affects how heat moves through the ground, influencing plant growth and ecosystem dynamics. Similarly, in climate studies, the thermal conductivity (热导率) of different materials can affect how urban areas retain heat, contributing to the urban heat island effect.To summarize, thermal conductivity (热导率) is a key property that influences how materials interact with heat. Its implications span across various disciplines, from engineering to environmental science. By understanding thermal conductivity (热导率), we can make informed decisions about material selection, optimize energy efficiency, and develop innovative solutions to modern challenges. As technology continues to evolve, the importance of thermal conductivity (热导率) will only grow, making it a critical area of study for future advancements.

热导率是材料的一个基本属性，描述了它们传导热量的能力。它在工程、物理和环境科学等多个领域中发挥着至关重要的作用。理解热导率（thermal conductivity）对于设计高效的热绝缘、管理电子设备中的热量，甚至在建筑物的建造中都是必不可少的。在日常生活中，我们会遇到具有不同热导率的材料。例如，铜和铝等金属具有高热导率（thermal conductivity），这意味着它们可以快速传递热量。这一特性使它们非常适合用于烹饪器具和热交换器等应用。另一方面，木材和泡沫等材料则具有低热导率（thermal conductivity），使它们成为优秀的绝缘材料。这就是为什么我们经常在建筑房屋时使用这些材料，以便在冬天保持温暖，在夏天保持凉爽。热导率（thermal conductivity）的概念不仅与日常材料相关，还与先进技术息息相关。例如，在电子学中，管理热量对确保设备的长寿命和性能至关重要。高性能计算机会产生大量热量，工程师必须选择具有适当热导率（thermal conductivity）的材料，以有效散热。如果不这样做，可能会导致过热，从而导致硬件故障或效率降低。此外，材料的热导率（thermal conductivity）可能会随着温度的变化而变化。例如，某些材料在高温下表现出增加的热导率（thermal conductivity），而其他材料可能表现出不同的行为。这种温度依赖性在材料受到不同热条件影响的应用中是一个重要的考虑因素。在环境科学的背景下，理解热导率（thermal conductivity）对于研究自然系统中的热传递至关重要。例如，土壤热导率（thermal conductivity）影响热量如何通过地下移动，从而影响植物生长和生态系统动态。同样，在气候研究中，不同材料的热导率（thermal conductivity）可能影响城市区域如何保持热量，进而导致城市热岛效应。总之，热导率（thermal conductivity）是影响材料与热量相互作用的关键属性。它的影响跨越多个学科，从工程到环境科学。通过理解热导率（thermal conductivity），我们可以在材料选择上做出明智的决策，优化能源效率，并开发出应对现代挑战的创新解决方案。随着技术的不断发展，热导率（thermal conductivity）的重要性只会增加，使其成为未来进步的重要研究领域。