
词汇解析:thermal conductivity
“thermal conductivity”是一个名词短语,表示材料导热的能力。它没有形容词的形式,但可以用形容词“thermal”来描述与热相关的特性。
词语辨析
在科学和工程领域,thermal conductivity是一个重要的物理量,用于评估材料在热传导过程中的效率。相似的概念包括thermal resistance(热阻)和thermal insulation(热绝缘),它们分别描述了材料对热量的抵抗能力和隔热能力。
词汇扩充
- thermal resistance(热阻)
- thermal insulation(热绝缘)
- heat transfer(热传导)
- specific heat capacity(比热容)
- conductivity(导电性)
近义词
- heat conductivity(热导率)
- thermal conductance(热导通率)
反义词
- thermal insulator(热绝缘体)
- thermal resistance(热阻)
参考词典
根据柯林斯词典和牛津词典,thermal conductivity是指材料在单位温度梯度下传递热能的能力,通常以瓦特每米每开尔文(W/m·K)为单位来衡量。
用法
在科学研究和工程应用中,thermal conductivity常用于评估建筑材料、电子设备和其他工业产品的热性能。
例句
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The **thermal conductivity** of copper is very high.
铜的导热性非常高。
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This material has low **thermal conductivity**, making it a good insulator.
这种材料的导热性低,使其成为良好的绝缘体。
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A **thermal conductivity** test was performed on the new composite material.
对新复合材料进行了导热性测试。
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In comparison to air, water has a higher **thermal conductivity**.
与空气相比,水的导热性更高。
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The **thermal conductivity** of insulation materials varies significantly.
绝缘材料的导热性差异显著。
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Silicon has relatively low **thermal conductivity**, which is beneficial for electronic applications.
硅的导热性相对较低,这对电子应用是有利的。
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The researchers measured the **thermal conductivity** of the new polymer.
研究人员测量了新聚合物的导热性。
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Knowing the **thermal conductivity** helps engineers design better cooling systems.
了解导热性有助于工程师设计更好的冷却系统。
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Materials with high **thermal conductivity** are often used in heat exchangers.
具有高导热性的材料常用于热交换器。
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Insulating materials are characterized by their low **thermal conductivity**.
绝缘材料的特征是其低导热性。
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The **thermal conductivity** of metals increases with temperature.
金属的导热性随着温度的升高而增加。
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To improve energy efficiency, we need to choose materials with low **thermal conductivity**.
为了提高能效,我们需要选择低导热性的材料。
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The **thermal conductivity** of the foam insulation was tested in various conditions.
泡沫绝缘材料的导热性在不同条件下进行了测试。
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**Thermal conductivity** can be influenced by moisture content in materials.
材料中的湿度含量会影响其导热性。
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A high **thermal conductivity** is essential for efficient heat transfer systems.
高导热性对高效的热传递系统至关重要。
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The laboratory results showed the **thermal conductivity** of the tested material.
实验室结果显示了被测试材料的导热性。
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Advanced materials often have enhanced **thermal conductivity** properties.
先进材料通常具有增强的导热性特性。
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Understanding **thermal conductivity** is crucial for thermal management in electronics.
理解导热性对于电子产品的热管理至关重要。
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The **thermal conductivity** of glass wool is relatively low.
玻璃棉的导热性相对较低。