tensile strain

简明释义

拉伸应变

英英释义

例句

1.Engineers must calculate the tensile strain to ensure the safety of the bridge.

工程师必须计算拉伸应变以确保桥梁的安全。

2.Understanding tensile strain is crucial for designing resilient materials.

理解拉伸应变对于设计韧性材料至关重要。

3.The experiment measured the tensile strain in various types of polymers.

实验测量了各种类型聚合物的拉伸应变。

4.The material exhibited significant tensile strain when subjected to high temperatures.

当材料在高温下受到影响时，表现出显著的拉伸应变。

5.The tensile strain of the wire increased as more weight was added.

随着更多重量的增加，电线的拉伸应变增加了。

作文

Tensile strain is a fundamental concept in materials science and engineering, referring to the deformation that occurs when a material is subjected to tensile stress. When a force is applied to stretch an object, the resulting change in length relative to its original length is termed as tensile strain (拉伸应变). This property is critical in determining how materials respond under various loads, especially in construction and manufacturing processes. Understanding tensile strain (拉伸应变) is essential for engineers as it helps them select appropriate materials for specific applications. For example, when designing a bridge, engineers must consider the tensile strength and strain of the materials used to ensure they can withstand the forces exerted by traffic and environmental conditions.The relationship between stress and strain is often depicted through a stress-strain curve. Initially, as stress increases, the material deforms elastically, meaning it will return to its original shape once the load is removed. However, beyond the elastic limit, the material enters the plastic region, where permanent deformation occurs. The point at which this transition happens is crucial for understanding the limits of a material's performance. It is in this plastic region that tensile strain (拉伸应变) becomes particularly important, as it indicates how much a material can be stretched before failure.Different materials exhibit varying degrees of tensile strain (拉伸应变), which can significantly affect their usability in practical applications. Metals, for example, tend to have high tensile strength and can undergo considerable tensile strain (拉伸应变) before breaking, making them ideal for structural applications. Conversely, brittle materials like glass may fail with very little tensile strain (拉伸应变), leading to sudden fractures without significant warning.In the realm of engineering design, it is imperative to account for tensile strain (拉伸应变) when predicting how structures will perform over time. For instance, in the aerospace industry, the materials used in aircraft must endure extreme conditions while maintaining structural integrity. Engineers conduct rigorous testing to measure tensile strain (拉伸应变) and ensure that materials can handle the stresses of flight, such as pressure changes and turbulence.Moreover, advancements in technology have led to the development of new materials that exhibit unique properties related to tensile strain (拉伸应变). Composite materials, for example, combine different substances to achieve superior strength-to-weight ratios and enhanced resistance to deformation. This innovation allows for lighter and more efficient designs in everything from automotive to aerospace applications.In conclusion, tensile strain (拉伸应变) is a vital concept in understanding how materials behave under tension. It influences material selection, design decisions, and safety assessments in engineering. As technology progresses, the study of tensile strain (拉伸应变) continues to evolve, paving the way for innovative solutions that meet the demands of modern engineering challenges. By mastering the principles of tensile strain (拉伸应变), engineers can create safer, more reliable structures that enhance our everyday lives.

拉伸应变是材料科学和工程中的一个基本概念，指的是当材料受到拉伸应力时发生的变形。当施加力量去拉伸一个物体时，原始长度相对变化的长度被称为拉伸应变（tensile strain）。这一特性对于确定材料在各种负荷下的响应至关重要，尤其是在建筑和制造过程中。理解拉伸应变（tensile strain）对工程师而言非常重要，因为它帮助他们为特定应用选择合适的材料。例如，在设计桥梁时，工程师必须考虑所用材料的拉伸强度和应变，以确保它们能够承受交通和环境条件施加的力量。应力与应变之间的关系通常通过应力-应变曲线来描述。最初，随着应力的增加，材料弹性变形，这意味着一旦负载被移除，材料将恢复到其原始形状。然而，超出弹性极限后，材料进入塑性区域，发生永久变形。这一转变发生的点对于理解材料性能的极限至关重要。正是在这个塑性区域，拉伸应变（tensile strain）变得特别重要，因为它表明材料在破裂之前可以被拉伸多少。不同材料表现出不同程度的拉伸应变（tensile strain），这可能会显著影响它们在实际应用中的可用性。例如，金属通常具有较高的拉伸强度，可以在断裂之前经历相当大的拉伸应变（tensile strain），使它们非常适合结构应用。相反，像玻璃这样的脆性材料可能在很小的拉伸应变（tensile strain）下就会失效，导致突然断裂而没有明显的警告。在工程设计领域，考虑拉伸应变（tensile strain）对于预测结构随时间的表现至关重要。例如，在航空航天工业中，飞机使用的材料必须在极端条件下承受压力，同时保持结构完整性。工程师进行严格测试以测量拉伸应变（tensile strain），确保材料能够处理飞行中的压力变化和气流干扰。此外，技术的进步导致了新材料的发展，这些材料展现出与拉伸应变（tensile strain）相关的独特性质。复合材料例如，将不同的物质结合起来，以实现优越的强度重量比和增强的变形抵抗能力。这种创新使得在汽车到航空航天应用中，设计更加轻便和高效。总之，拉伸应变（tensile strain）是理解材料在拉伸下行为的重要概念。它影响材料选择、设计决策和安全评估。在技术不断进步的背景下，拉伸应变（tensile strain）的研究继续发展，为满足现代工程挑战的创新解决方案铺平道路。通过掌握拉伸应变（tensile strain）的原理，工程师可以创造出更安全、更可靠的结构，提升我们日常生活的质量。