thermal stress

简明释义

热应力

英英释义

例句

1.Engineers must consider thermal stress when designing materials for aerospace applications.

工程师在为航空航天应用设计材料时必须考虑热应力。

2.Manufacturers often test for thermal stress to ensure product durability.

制造商通常会测试热应力以确保产品的耐用性。

3.The bridge experienced significant thermal stress due to the extreme temperature fluctuations throughout the year.

由于一年中极端的温度波动，这座桥经历了显著的热应力。

4.In electronics, thermal stress can lead to component failure if not properly managed.

在电子设备中，如果不加以妥善管理，热应力可能导致组件故障。

5.The concrete cracked because of thermal stress caused by rapid heating and cooling.

由于快速加热和冷却引起的热应力，混凝土出现了裂缝。

作文

Thermal stress is a crucial concept in various fields, including engineering, materials science, and geology. It refers to the stress induced in a material due to a change in temperature. When a material is heated or cooled, it expands or contracts, leading to internal forces that can cause deformation or even failure if not properly managed. Understanding thermal stress (热应力) is essential for designing structures and components that can withstand temperature fluctuations without compromising their integrity.In engineering, thermal stress (热应力) plays a significant role in the design of bridges, buildings, and other structures. For instance, when a bridge is exposed to sunlight, the materials expand due to the heat. If the expansion is not accommodated through design features such as expansion joints, the resulting thermal stress (热应力) can lead to cracks or even catastrophic failures. Engineers must consider the thermal properties of materials and the expected temperature ranges to ensure safety and longevity.Materials science also heavily relies on the understanding of thermal stress (热应力). Different materials respond to temperature changes differently; metals generally have a high thermal conductivity and expand significantly when heated, while ceramics may be more brittle and prone to cracking under similar conditions. By studying thermal stress (热应力), scientists can develop new materials that can better withstand extreme temperatures, which is particularly important in aerospace and automotive applications where components are subject to severe thermal cycling.In geology, thermal stress (热应力) is also an important factor in understanding rock formations and volcanic activity. As magma rises towards the surface, it undergoes rapid temperature changes that can induce thermal stress (热应力) within surrounding rocks. This stress can lead to fracturing and the eventual eruption of volcanoes. Geologists study these processes to predict volcanic eruptions and assess the risks associated with living near active volcanoes.The implications of thermal stress (热应力) extend beyond just physical structures and geological formations. In the context of climate change, many materials and infrastructures are facing unprecedented thermal challenges. For example, roads and railways can buckle under extreme heat, leading to dangerous conditions for transportation. As global temperatures continue to rise, understanding and mitigating thermal stress (热应力) will become increasingly important for urban planning and infrastructure maintenance.In conclusion, thermal stress (热应力) is a fundamental concept that impacts various fields, from engineering to geology. Its effects can be seen in everyday structures and natural phenomena. By understanding how materials respond to temperature changes, we can design safer structures, develop better materials, and prepare for the challenges posed by climate change. As we advance our knowledge and technology, the importance of managing thermal stress (热应力) will only continue to grow, highlighting the need for ongoing research and innovation in this critical area.

热应力是多个领域中的一个重要概念，包括工程、材料科学和地质学。它指的是由于温度变化而在材料中产生的应力。当材料被加热或冷却时，它会膨胀或收缩，从而导致内部力，这可能导致变形甚至失效，如果没有得到适当的管理。理解热应力（thermal stress）对于设计能够承受温度波动而不影响其完整性结构和组件至关重要。在工程学中，热应力（thermal stress）在桥梁、建筑物和其他结构的设计中起着重要作用。例如，当一座桥暴露在阳光下时，材料因热量而膨胀。如果设计中没有通过扩展接头等设计特征来容纳这种膨胀，那么由此产生的热应力（thermal stress）可能导致裂缝甚至灾难性的故障。工程师必须考虑材料的热特性和预期的温度范围，以确保安全和耐久性。材料科学也在很大程度上依赖于对热应力（thermal stress）的理解。不同的材料对温度变化的反应各不相同；金属通常具有较高的导热性，在加热时膨胀显著，而陶瓷可能更脆弱，在类似条件下容易开裂。通过研究热应力（thermal stress），科学家可以开发出能够更好地承受极端温度的新材料，这在航空航天和汽车应用中尤为重要，因为这些组件会经历严峻的热循环。在地质学中，热应力（thermal stress）也是理解岩石形成和火山活动的重要因素。当岩浆向地表上升时，它经历快速的温度变化，这可能在周围岩石中引发热应力（thermal stress）。这种应力可能导致破裂并最终引发火山喷发。地质学家研究这些过程以预测火山喷发，并评估居住在活火山附近的风险。热应力（thermal stress）的影响不仅仅局限于物理结构和地质形成。在气候变化的背景下，许多材料和基础设施正面临前所未有的热挑战。例如，公路和铁路在极端高温下可能会翘曲，导致交通危险。随着全球气温的持续上升，理解和减轻热应力（thermal stress）将变得越来越重要，尤其是在城市规划和基础设施维护方面。总之，热应力（thermal stress）是一个基本概念，影响多个领域，从工程到地质。其影响可以在日常结构和自然现象中看到。通过理解材料如何响应温度变化，我们可以设计更安全的结构，开发更好的材料，并为气候变化带来的挑战做好准备。随着我们知识和技术的进步，管理热应力（thermal stress）的重要性只会继续增长，这突显了在这一关键领域进行持续研究和创新的必要性。