thermal shock

简明释义

热冲击

英英释义

例句

1.When a hot glass is suddenly immersed in cold water, it can break due to thermal shock.

当热玻璃突然浸入冷水中时，它可能会因热震而破裂。

2.Glassblowers need to be careful to avoid thermal shock when shaping hot glass.

玻璃吹制工艺师在塑形热玻璃时需要小心避免发生热震。

3.In manufacturing, sudden temperature changes can lead to thermal shock failures in products.

在制造过程中，温度的突然变化可能导致产品出现热震故障。

4.Ceramic materials are often designed to withstand thermal shock during high-temperature applications.

陶瓷材料通常被设计成能够承受高温应用中的热震。

5.Engine components must be tested for thermal shock resistance to ensure reliability.

发动机组件必须经过热震抗性测试，以确保可靠性。

作文

Thermal shock is a phenomenon that occurs when a material experiences a sudden change in temperature, leading to stress and potential damage. This concept is particularly relevant in various fields, including engineering, materials science, and even everyday life. Understanding thermal shock (热冲击) is crucial for ensuring the durability and integrity of materials used in different applications.In engineering, materials are often subjected to extreme conditions. For example, metals can be exposed to high temperatures during welding or machining processes. If these metals cool too quickly, they may not have enough time to adjust to the new temperature, resulting in internal stresses. These stresses can cause cracking or warping, which compromises the structural integrity of the material. Thus, engineers must consider the effects of thermal shock (热冲击) when designing components that will undergo rapid temperature changes.Ceramics are another category of materials that are highly susceptible to thermal shock (热冲击). Unlike metals, ceramics are brittle and lack the ability to deform without breaking. When a ceramic object, such as a dish or a tile, is exposed to a sudden temperature change—like being taken from a hot oven and placed on a cold surface—it can crack or shatter. This is why it is important to use ceramics that are specifically designed to withstand thermal shock (热冲击), especially in applications like cookware or industrial equipment.The impact of thermal shock (热冲击) is also evident in nature. For instance, when lava flows into the ocean, the rapid cooling of the molten rock can lead to explosive reactions. This natural phenomenon illustrates how temperature fluctuations can create significant stress within materials, leading to dramatic changes in their state. Understanding these processes helps scientists predict volcanic activity and its potential effects on the environment.In everyday life, we encounter thermal shock (热冲击) in various forms. One common example is when glassware is exposed to extreme temperature differences. Pouring hot liquid into a cold glass can cause the glass to crack due to the uneven expansion and contraction of the material. To prevent this, manufacturers often produce tempered glass, which is treated to withstand higher levels of stress, thus reducing the risk of thermal shock (热冲击).To mitigate the risks associated with thermal shock (热冲击), several strategies can be employed. Engineers and designers can select materials that have high thermal resistance and low thermal conductivity. These materials are less likely to experience rapid temperature changes and can better absorb thermal stress. Additionally, gradual heating and cooling processes can be implemented to minimize the chances of sudden temperature shifts.In conclusion, understanding thermal shock (热冲击) is essential across various domains, from engineering to everyday applications. By acknowledging the effects of sudden temperature changes on materials, we can enhance the design and functionality of products and structures. Whether it is in the development of more resilient materials or the careful handling of everyday items, awareness of thermal shock (热冲击) helps prevent damage and ensures safety. As we continue to innovate and explore new materials, the principles of thermal shock (热冲击) will remain a critical consideration in the quest for durability and reliability.