volumetric expansion

简明释义

体积膨胀

英英释义

例句

1.The phenomenon of volumetric expansion 体积膨胀 occurs when water freezes, causing ice to take up more space than liquid water.

水结冰时发生的现象是体积膨胀，导致冰占据的空间比液态水要大。

2.In engineering, understanding volumetric expansion 体积膨胀 is crucial for designing materials that can withstand temperature changes.

在工程学中，理解体积膨胀对于设计能够承受温度变化的材料至关重要。

3.The volumetric expansion 体积膨胀 of gases is significantly greater than that of liquids and solids.

气体的体积膨胀远大于液体和固体的膨胀。

4.When heated, metals exhibit volumetric expansion 体积膨胀, which is why rail tracks have gaps.

金属加热时会表现出体积膨胀，这就是铁路轨道有间隙的原因。

5.During the summer, the volumetric expansion 体积膨胀 of asphalt can lead to road buckling.

夏天，沥青的体积膨胀可能导致道路翘曲。

作文

Understanding the concept of volumetric expansion is essential in various scientific fields, particularly in physics and engineering. Volumetric expansion refers to the increase in volume of a substance when it is heated. This phenomenon occurs because the molecules within the substance gain energy, causing them to move more vigorously and occupy more space. The principle of volumetric expansion can be observed in everyday life; for instance, when water is heated in a pot, it expands and eventually boils. This expansion is not only relevant to liquids but also applies to gases and solids, although the extent of expansion varies among different materials.In engineering, understanding volumetric expansion is crucial for designing structures and systems that can withstand temperature changes. For example, bridges and railways are constructed with materials that can accommodate the expansion and contraction due to temperature fluctuations. If engineers fail to account for volumetric expansion, it could lead to structural failures, as materials may buckle or crack under stress. Therefore, engineers must consider the coefficient of volumetric expansion for the materials they use, which quantifies how much a material will expand per degree of temperature increase.Moreover, volumetric expansion plays a significant role in natural phenomena. For instance, the expansion of water when it freezes is a unique characteristic that allows ice to float on liquid water. This property is vital for aquatic life, as it insulates the water below and maintains a stable environment for organisms during cold weather. Without this volumetric expansion behavior, lakes and rivers could freeze solid, leading to catastrophic consequences for ecosystems.In the field of thermodynamics, volumetric expansion is an important consideration in the study of gases. When a gas is heated, it expands and exerts pressure on its container. This principle is utilized in various applications, including internal combustion engines where the expansion of gases drives pistons. Understanding how volumetric expansion affects gas behavior helps scientists and engineers optimize engine performance and efficiency.In summary, volumetric expansion is a fundamental concept that has wide-ranging implications across multiple disciplines. From engineering to environmental science, recognizing how materials respond to temperature changes is critical for innovation and safety. As we continue to explore and understand the principles of volumetric expansion, we can develop better technologies and solutions that enhance our quality of life while respecting the natural world around us. Therefore, grasping the intricacies of volumetric expansion is not just an academic exercise; it is a key to unlocking the mysteries of our universe and improving our daily lives.

理解体积膨胀的概念在物理学和工程学等多个科学领域中至关重要。体积膨胀是指物质在加热时体积的增加。这一现象发生的原因是物质内部的分子获得能量，导致它们更剧烈地运动并占据更多空间。体积膨胀原理可以在日常生活中观察到；例如，当水在锅中加热时，它会膨胀并最终沸腾。这种膨胀不仅与液体有关，还适用于气体和固体，尽管不同材料的膨胀程度有所不同。在工程学中，理解体积膨胀对于设计能够承受温度变化的结构和系统至关重要。例如，桥梁和铁路的建造使用能够适应由于温度波动而产生的膨胀和收缩的材料。如果工程师未能考虑体积膨胀，可能会导致结构失效，因为材料可能会因压力而弯曲或开裂。因此，工程师必须考虑所用材料的体积膨胀系数，该系数量化了材料在温度升高时将膨胀多少。此外，体积膨胀在自然现象中也发挥着重要作用。例如，水在冻结时的膨胀是一个独特的特性，使冰能够漂浮在液态水上。这一特性对水生生物至关重要，因为它为下面的水提供了隔热，保持了寒冷天气中生物的稳定环境。如果没有这种体积膨胀行为，湖泊和河流可能会完全冻结，从而对生态系统造成灾难性的后果。在热力学领域，体积膨胀是研究气体时的重要考虑因素。当气体被加热时，它会膨胀并对其容器施加压力。这一原理在各种应用中得到利用，包括内燃机，其中气体的膨胀驱动活塞。理解体积膨胀如何影响气体行为有助于科学家和工程师优化发动机性能和效率。总之，体积膨胀是一个基本概念，对多个学科有广泛的影响。从工程到环境科学，认识到材料如何响应温度变化对创新和安全至关重要。随着我们继续探索和理解体积膨胀的原理，我们可以开发出更好的技术和解决方案，以提高我们的生活质量，同时尊重我们周围的自然世界。因此，掌握体积膨胀的复杂性不仅仅是一个学术练习；它是解锁我们宇宙奥秘和改善日常生活的关键。