volumetric expansion

简明释义

体膨胀

英英释义

例句

1.Engineers must account for volumetric expansion in their designs to prevent structural failure.

工程师在设计中必须考虑体积膨胀以防止结构失效。

2.The volumetric expansion of gases is crucial in understanding how engines work.

气体的体积膨胀对于理解发动机的工作原理至关重要。

3.The volumetric expansion of water when it freezes can cause pipes to burst.

水在冻结时的体积膨胀可能导致管道破裂。

4.During the summer, the volumetric expansion of asphalt can lead to road buckling.

在夏季，沥青的体积膨胀可能导致道路翘曲。

5.When heated, the metal undergoes volumetric expansion, causing it to fit loosely in its housing.

当加热时，金属会经历体积膨胀，导致它在外壳中松动。

作文

Volumetric expansion is a fundamental concept in physics and engineering that describes how the volume of a substance changes with temperature. When a material is heated, its particles gain energy and move more vigorously, causing the substance to expand. This phenomenon can be observed in various materials, including liquids, gases, and solids. Understanding volumetric expansion (体积膨胀) is crucial for many applications, from designing buildings and bridges to creating efficient heating systems.For instance, when water is heated, it expands, which is why hot water occupies more space than cold water. This property is essential for understanding how different substances behave under varying temperature conditions. In engineering, knowing the volumetric expansion (体积膨胀) of materials allows engineers to account for changes in size when designing structures. If they do not consider this expansion, it could lead to structural failures or damage over time.Moreover, volumetric expansion (体积膨胀) plays a significant role in the field of thermodynamics. The laws of thermodynamics dictate how energy transfer affects the properties of matter. For example, when a gas is heated, it expands and can exert pressure on its container. This principle is applied in various devices, such as engines and refrigerators, where the control of gas expansion and contraction is critical for efficient operation.In everyday life, we experience volumetric expansion (体积膨胀) in simple ways. A common example is when a balloon is filled with air and then exposed to heat. As the temperature rises, the air inside the balloon expands, causing it to inflate. Conversely, when the balloon is placed in a cold environment, the air inside cools down and contracts, leading to a deflated balloon. Such observations highlight the importance of understanding how temperature affects volume.Additionally, volumetric expansion (体积膨胀) is also significant in natural phenomena. For example, the expansion of water as it freezes is a well-known occurrence. Unlike most substances, water expands when it freezes, which is why ice floats on liquid water. This unique property is vital for aquatic life, as it insulates the water below and provides a stable environment for organisms during winter months.In conclusion, volumetric expansion (体积膨胀) is an important concept that has wide-ranging implications in science and daily life. From engineering design to natural processes, understanding how materials expand and contract with temperature changes is essential for predicting behavior and ensuring safety. As we continue to explore the physical world, the principles of volumetric expansion (体积膨胀) will remain a key area of study, influencing technologies and our understanding of the universe.