coefficient of volumetric expansion

简明释义

体积膨胀系数

英英释义

例句

1.The coefficient of volumetric expansion 体积膨胀系数 of metals typically increases with temperature.

金属的体积膨胀系数 coefficient of volumetric expansion 通常随着温度的升高而增加。

2.When designing a bridge, engineers must consider the coefficient of volumetric expansion 体积膨胀系数 of the materials used.

在设计桥梁时，工程师必须考虑所用材料的体积膨胀系数 coefficient of volumetric expansion。

3.The coefficient of volumetric expansion 体积膨胀系数 of water is approximately 0.000214 per degree Celsius.

水的体积膨胀系数 coefficient of volumetric expansion 大约为每摄氏度0.000214。

4.The coefficient of volumetric expansion 体积膨胀系数 of concrete is an important factor in construction projects.

混凝土的体积膨胀系数 coefficient of volumetric expansion 是建筑项目中的一个重要因素。

5.In thermodynamics, the coefficient of volumetric expansion 体积膨胀系数 plays a crucial role in understanding fluid behavior.

在热力学中，体积膨胀系数 coefficient of volumetric expansion 在理解流体行为方面起着至关重要的作用。

作文

The concept of the coefficient of volumetric expansion is fundamental in understanding how materials behave under temperature changes. This coefficient refers to the measure of how much a material's volume changes with a change in temperature. Specifically, it quantifies the fractional change in volume per degree change in temperature. This property is particularly significant in engineering and physics, where materials are often subjected to varying temperatures during their use. For instance, metals expand when heated and contract when cooled, which can lead to structural failures if not properly accounted for. To illustrate the importance of the coefficient of volumetric expansion, consider the construction of bridges. Engineers must ensure that the materials used can withstand temperature fluctuations without compromising the integrity of the structure. If the bridge expands too much during hot weather, it could warp or buckle. Conversely, if it contracts too much in cold weather, cracks may form. Thus, a thorough understanding of the coefficient of volumetric expansion helps engineers select appropriate materials and design features that accommodate these changes. Different materials have different coefficients of volumetric expansion. For example, water has a unique behavior: it expands when it freezes, which is why ice floats on water. This property is vital for aquatic life in cold climates, as it insulates the water below, providing a stable environment for organisms. Understanding the coefficient of volumetric expansion of water is crucial in fields such as environmental science and climate studies. Additionally, the coefficient of volumetric expansion plays a critical role in manufacturing processes. In industries where precision is paramount, such as electronics, even minor changes in volume due to temperature can affect the performance of components. For example, circuit boards must be designed considering the thermal expansion properties of the materials used. Failure to account for this can lead to malfunctions or reduced lifespan of electronic devices. In summary, the coefficient of volumetric expansion is a vital concept in various fields, including engineering, environmental science, and manufacturing. It provides insight into how materials respond to temperature changes, enabling professionals to make informed decisions regarding material selection and design. By understanding this coefficient, we can enhance the durability and functionality of structures and products, ensuring they perform reliably under varying conditions. The implications of ignoring the coefficient of volumetric expansion can be severe, leading to costly repairs and safety hazards. Therefore, ongoing research and education in this area remain essential for advancements in technology and infrastructure development.

体积膨胀系数的概念在理解材料在温度变化下的行为方面是基础性的。这个系数指的是材料的体积随温度变化而变化的程度。具体来说，它量化了每度温度变化时体积的分数变化。这一特性在工程和物理学中尤为重要，因为材料在使用过程中往往会经历不同的温度。例如，金属在加热时会膨胀，而在冷却时会收缩，如果不加以考虑，可能会导致结构失效。为了说明体积膨胀系数的重要性，我们可以考虑桥梁的建设。工程师必须确保所用材料能够承受温度波动，而不影响结构的完整性。如果桥梁在炎热的天气中膨胀过多，可能会变形或扭曲。相反，如果在寒冷的天气中收缩过多，可能会出现裂缝。因此，深入理解体积膨胀系数有助于工程师选择合适的材料和设计特性，以适应这些变化。不同材料具有不同的体积膨胀系数。例如，水具有独特的行为：它在冻结时膨胀，这也是冰能浮在水面上的原因。这一特性对寒冷气候中的水生生物至关重要，因为它为下面的水提供了绝缘，使生物能够获得稳定的环境。理解水的体积膨胀系数在环境科学和气候研究等领域至关重要。此外，体积膨胀系数在制造过程中也发挥着关键作用。在精密要求极高的行业中，例如电子产品，因温度引起的体积微小变化甚至可能影响组件的性能。例如，电路板的设计必须考虑所用材料的热膨胀特性。如果未能考虑这一点，可能会导致故障或电子设备的使用寿命缩短。总之，体积膨胀系数是多个领域（包括工程、环境科学和制造）中的重要概念。它提供了有关材料如何响应温度变化的见解，使专业人士能够就材料选择和设计做出明智的决策。通过理解这一系数，我们可以增强结构和产品的耐用性和功能性，确保它们在不同条件下可靠运行。忽视体积膨胀系数的后果可能是严重的，导致昂贵的维修和安全隐患。因此，在这一领域的持续研究和教育对技术和基础设施的发展仍然至关重要。