unit elongation

简明释义

延伸率

英英释义

例句

1.The engineer noted that the unit elongation 单位延伸 of the material exceeded the expected limits during the tensile test.

工程师注意到在拉伸测试中，材料的单位延伸 单位延伸 超过了预期的限制。

2.The unit elongation 单位延伸 is a crucial factor in determining the ductility of metals.

单位延伸 单位延伸 是确定金属延展性的重要因素。

3.During the quality control process, the unit elongation 单位延伸 of the cables was tested to meet industry standards.

在质量控制过程中，电缆的单位延伸 单位延伸 被测试以符合行业标准。

4.In this experiment, we measured the unit elongation 单位延伸 of the polymer under different temperatures.

在这个实验中，我们测量了聚合物在不同温度下的单位延伸 单位延伸。

5.Manufacturers often specify the maximum unit elongation 单位延伸 for their products to ensure safety and reliability.

制造商通常会规定其产品的最大单位延伸 单位延伸 以确保安全和可靠性。

作文

Unit elongation is a crucial concept in the field of materials science and engineering. It refers to the amount of extension or increase in length that a material experiences when subjected to stress. Understanding unit elongation (单位延伸) is essential for engineers and designers, as it helps them predict how materials will behave under different loading conditions. When a material is stretched, it undergoes deformation, and the unit elongation (单位延伸) quantifies this change relative to its original length. This property is particularly important when selecting materials for construction, manufacturing, and other applications where tensile strength is a critical factor.To illustrate the importance of unit elongation (单位延伸), consider a scenario in which a bridge is being designed. Engineers must choose materials that can withstand the weight of vehicles and environmental forces such as wind and earthquakes. If the chosen material has a low unit elongation (单位延伸), it may fracture under stress rather than stretch, leading to catastrophic failures. On the other hand, materials with high unit elongation (单位延伸) can absorb more energy and deform without breaking, providing a safer and more reliable structure.Furthermore, unit elongation (单位延伸) is also an indicator of a material's ductility. Ductile materials, like steel, can undergo significant deformation before failure, making them ideal for applications where flexibility and resilience are required. In contrast, brittle materials, such as glass, exhibit little unit elongation (单位延伸) and can shatter easily under stress. Therefore, understanding the unit elongation (单位延伸) of different materials allows engineers to make informed decisions that enhance the safety and durability of their designs.In addition to its practical applications, unit elongation (单位延伸) is also a fundamental concept in academic research. Scientists study the mechanical properties of materials to develop new composites and alloys with improved performance characteristics. By manipulating factors such as temperature, composition, and processing methods, researchers aim to create materials with optimal unit elongation (单位延伸) properties for specific applications. This research not only advances our understanding of material behavior but also contributes to innovations in technology and industry.In conclusion, unit elongation (单位延伸) is a vital parameter in the study of materials, influencing both theoretical research and practical engineering applications. It plays a pivotal role in ensuring the safety and reliability of structures and products we use every day. As technology continues to evolve, the significance of unit elongation (单位延伸) will only grow, highlighting the need for ongoing research and development in this critical area of materials science.