uniform elongation

简明释义

均匀伸长

英英释义

例句

1.The material exhibited uniform elongation 均匀延伸 when subjected to tensile stress.

该材料在拉伸应力作用下表现出均匀延伸。

2.The testing showed that the polymer had a good level of uniform elongation 均匀延伸 before breaking.

测试显示，该聚合物在断裂前具有良好的均匀延伸水平。

3.In engineering, uniform elongation 均匀延伸 is crucial for ensuring the reliability of components.

在工程中，均匀延伸对于确保部件的可靠性至关重要。

4.Materials with high uniform elongation 均匀延伸 are often used in applications requiring flexibility.

具有高均匀延伸的材料通常用于需要灵活性的应用中。

5.The uniform elongation 均匀延伸 of the metal allowed it to be shaped without cracking.

金属的均匀延伸使其能够在不破裂的情况下成型。

作文

In the field of materials science, understanding the mechanical properties of materials is crucial for engineers and designers. One key property that often comes up in discussions about material behavior under stress is uniform elongation. This term refers to the ability of a material to stretch uniformly when subjected to tension, without localized necking or failure. In simpler terms, uniform elongation (均匀延伸) indicates how much a material can be stretched evenly before it begins to show signs of weakness or breaks. When a material is pulled, it experiences deformation. Initially, this deformation is elastic, meaning the material will return to its original shape if the force is removed. However, as the load increases, the material enters the plastic deformation stage, where permanent changes occur. The point at which a material begins to deform plastically is known as the yield point. Beyond this point, the material may undergo uniform elongation (均匀延伸), allowing it to stretch without failing immediately.The significance of uniform elongation (均匀延伸) lies in its implications for the design and application of materials in real-world scenarios. For instance, in construction, materials such as steel must exhibit good uniform elongation (均匀延伸) characteristics to ensure safety and reliability. If a material were to fail suddenly without any warning, it could lead to catastrophic results. Therefore, engineers must select materials that not only have high strength but also sufficient uniform elongation (均匀延伸) to allow for safe deformation under load.Different materials exhibit varying degrees of uniform elongation (均匀延伸). Ductile materials, such as metals, tend to have higher uniform elongation (均匀延伸) compared to brittle materials like ceramics. This is why metals are often preferred in applications where flexibility and resilience are required. Conversely, brittle materials may break suddenly without significant deformation, making them less suitable for structural applications where uniform elongation (均匀延伸) is critical.Testing for uniform elongation (均匀延伸) is typically done through tensile tests, where a sample material is pulled until it fractures. The results of these tests provide valuable data on the material's yield strength, ultimate tensile strength, and the percentage of elongation before fracture. These parameters help engineers determine whether a material is appropriate for specific applications.In conclusion, uniform elongation (均匀延伸) is a vital concept in materials science that plays a significant role in the selection and application of materials in various engineering fields. Understanding how materials behave under stress and their capacity for uniform elongation (均匀延伸) allows engineers to design safer and more efficient structures. As technology continues to advance, the study of material properties, including uniform elongation (均匀延伸), will remain essential for innovation and development in engineering practices.

在材料科学领域，理解材料的机械性能对工程师和设计师至关重要。一个常常出现在关于材料在应力下行为讨论中的关键特性是均匀延伸。这个术语指的是材料在受到拉伸时均匀伸展的能力，而不会出现局部颈缩或失效。简单来说，均匀延伸指的是材料在开始显示出弱点或断裂之前可以均匀拉伸的程度。当材料被拉动时，它会经历变形。最初，这种变形是弹性的，意味着如果去除力量，材料将恢复到原来的形状。然而，随着负载的增加，材料进入塑性变形阶段，此时会发生永久性变化。材料开始塑性变形的点称为屈服点。超出这一点，材料可能会经历均匀延伸，允许它在未立即破裂的情况下拉伸。均匀延伸的重要性在于其对材料设计和应用的影响。例如，在建筑中，像钢这样的材料必须表现出良好的均匀延伸特性，以确保安全和可靠性。如果一种材料在没有任何警告的情况下突然失效，可能会导致灾难性的结果。因此，工程师必须选择不仅具有高强度而且具有足够均匀延伸的材料，以便在负载下允许安全变形。不同的材料表现出不同程度的均匀延伸。韧性材料，如金属，通常比脆性材料如陶瓷具有更高的均匀延伸。这就是为什么金属在需要灵活性和韧性的应用中更受欢迎。相反，脆性材料可能会在没有显著变形的情况下突然断裂，使其在结构应用中不太适合，而这些应用中均匀延伸是至关重要的。对均匀延伸的测试通常通过拉伸测试进行，其中样本材料被拉直到断裂。这些测试的结果提供了有关材料屈服强度、极限抗拉强度和断裂前延伸百分比的宝贵数据。这些参数帮助工程师确定某种材料是否适合特定应用。总之，均匀延伸是材料科学中的一个重要概念，在各种工程领域的材料选择和应用中发挥着重要作用。理解材料在应力下的行为及其均匀延伸能力使工程师能够设计更安全、更高效的结构。随着技术的不断进步，材料特性研究，包括均匀延伸，将继续成为工程实践创新和发展的重要组成部分。