specific elongation

简明释义

伸长率

英英释义

例句

1.The specific elongation of the rubber used in tires affects their durability and performance on the road.

轮胎中使用的橡胶的特定延伸率影响其耐用性和道路性能。

2.A lower specific elongation value can indicate a more brittle material that may fail under stress.

较低的特定延伸率值可能表明材料更脆，可能在应力下失效。

3.The material exhibited a high degree of specific elongation in response to tensile stress, indicating its flexibility.

该材料在拉伸应力下表现出高程度的特定延伸率，表明其柔韧性。

4.Engineers must consider the specific elongation of the polymer when designing components for automotive applications.

工程师在为汽车应用设计组件时必须考虑聚合物的特定延伸率。

5.During the testing phase, we measured the specific elongation of several samples to determine their suitability for construction.

在测试阶段，我们测量了几个样本的特定延伸率以确定它们在建筑中的适用性。

作文

In the field of materials science, understanding the properties of different substances is crucial for developing new technologies and improving existing ones. One important property that often comes into play is the concept of specific elongation, which refers to the measure of how much a material can be stretched relative to its original length before it breaks. This property is particularly significant in applications where materials are subjected to tensile forces, such as in construction, manufacturing, and even in everyday products like clothing and rubber bands.The term specific elongation can be defined mathematically as the change in length divided by the original length of the material, expressed as a percentage. For example, if a piece of rubber is initially 100 cm long and can be stretched to 150 cm before breaking, its specific elongation would be calculated as follows: (150 cm - 100 cm) / 100 cm * 100% = 50%. This means the rubber has elongated by 50% of its original length.Understanding specific elongation is essential for engineers and designers who need to select the right materials for their projects. Different materials exhibit varying levels of specific elongation; for instance, metals typically have lower specific elongation compared to elastic materials like rubber or certain polymers. This difference is crucial when considering the application of these materials under stress. For example, in the construction of bridges, steel is often used due to its high tensile strength, but the specific elongation must also be considered to ensure that the material can withstand dynamic loads without failing.Moreover, specific elongation is not just a static measurement; it can also provide insights into the material's behavior under different environmental conditions. Temperature changes, humidity, and exposure to chemicals can all affect how a material behaves when stretched. Thus, testing for specific elongation under various conditions is vital for ensuring the reliability and longevity of materials used in critical applications.In addition to its practical applications, specific elongation also plays a role in research and development. Scientists often explore new composite materials that combine the properties of different substances to achieve desired characteristics, including optimal specific elongation. This innovation can lead to the creation of lighter, stronger, and more flexible materials that can revolutionize industries such as aerospace, automotive, and consumer electronics.In conclusion, specific elongation is a fundamental property of materials that directly impacts their performance and usability in various applications. By understanding and measuring this property, engineers and scientists can make informed decisions about material selection and design, ultimately leading to advancements in technology and improvements in everyday products. The significance of specific elongation cannot be understated, as it serves as a key indicator of a material's ability to endure stress and strain, ensuring safety and functionality in a wide range of settings.

在材料科学领域，理解不同物质的特性对于开发新技术和改善现有技术至关重要。一个重要的特性是特定伸长率的概念，它指的是材料在断裂前可以相对于其原始长度被拉伸的量。这个特性在材料受到拉伸力的应用中尤为重要，例如在建筑、制造业，甚至在日常产品如衣物和橡皮筋中。特定伸长率的数学定义可以表示为长度变化与材料原始长度的比值，以百分比表示。例如，如果一块橡胶最初长100厘米，在断裂前可以拉伸到150厘米，那么它的特定伸长率可以这样计算：(150厘米 - 100厘米) / 100厘米 * 100% = 50%。这意味着橡胶的伸长量为其原始长度的50%。理解特定伸长率对工程师和设计师选择合适材料至关重要。不同材料表现出不同的特定伸长率;例如，金属通常具有较低的特定伸长率，而像橡胶或某些聚合物这样的弹性材料则较高。这种差异在考虑这些材料在应力下的应用时至关重要。例如，在桥梁的建设中，通常使用钢材，因为它具有高抗拉强度，但也必须考虑特定伸长率，以确保材料能够承受动态负载而不发生故障。此外，特定伸长率不仅是一个静态测量，它还可以提供有关材料在不同环境条件下行为的见解。温度变化、湿度和化学物质的暴露都可能影响材料在拉伸时的表现。因此，在各种条件下测试特定伸长率对于确保在关键应用中使用的材料的可靠性和耐久性至关重要。除了实际应用外，特定伸长率在研究和开发中也发挥着重要作用。科学家们经常探索将不同物质的特性结合起来的新复合材料，以实现所需的特性，包括最佳的特定伸长率。这种创新可以导致更轻、更强和更灵活的材料的产生，这些材料可以彻底改变航空航天、汽车和消费电子等行业。总之，特定伸长率是材料的基本特性，直接影响它们在各种应用中的性能和可用性。通过理解和测量这一特性，工程师和科学家可以就材料选择和设计做出明智的决策，最终推动技术进步并改善日常产品。特定伸长率的重要性不容小觑，因为它作为材料承受应力和变形能力的关键指标，确保了广泛应用中的安全性和功能性。