yield strength

简明释义

港作拖船屈服强度

英英释义

例句

1.A higher yield strength means the material can endure greater stress before deforming.

更高的屈服强度意味着材料在变形之前可以承受更大的应力。

2.In construction, knowing the yield strength of steel is crucial for safety.

在建筑中，了解钢材的屈服强度对安全至关重要。

3.The engineer calculated the yield strength of the material to ensure it could withstand the applied loads.

工程师计算了材料的屈服强度以确保它能够承受施加的载荷。

4.The manufacturer provided a datasheet detailing the yield strength of their new alloy.

制造商提供了一份数据表，详细说明了他们新合金的屈服强度。

5.During testing, the yield strength was found to be lower than expected, indicating a potential issue.

在测试过程中，发现屈服强度低于预期，这表明可能存在问题。

作文

Understanding the concept of yield strength is crucial for engineers and material scientists. The term refers to the amount of stress that a material can withstand before it begins to deform permanently. In simpler terms, yield strength (屈服强度) is the point at which a material transitions from elastic deformation, where it can return to its original shape, to plastic deformation, where it will not return to its original form after the load is removed. This property is essential when selecting materials for construction, manufacturing, and various engineering applications.When designing structures or components, engineers must consider the yield strength (屈服强度) of the materials they are using. For example, steel has a higher yield strength (屈服强度) compared to aluminum, which makes it preferable for heavy construction projects where durability and strength are paramount. Conversely, aluminum’s lower yield strength (屈服强度) makes it suitable for applications where lightweight materials are needed, such as in the aerospace industry.The determination of yield strength (屈服强度) typically involves conducting a tensile test. In this test, a sample of the material is pulled until it breaks, and the stress-strain curve is plotted. The point on this curve where the material starts to deform permanently indicates its yield strength (屈服强度). Understanding this curve helps engineers predict how materials will behave under different loads, ensuring safety and effectiveness in their designs.Moreover, the yield strength (屈服强度) can vary significantly depending on several factors, including temperature, strain rate, and the material's microstructure. For instance, metals may exhibit different yield strengths (屈服强度) at high temperatures compared to room temperature. Therefore, engineers must account for these variations when designing components that will operate under extreme conditions.In addition to its importance in engineering, yield strength (屈服强度) also plays a role in everyday applications. For example, the materials used in bridges, buildings, and vehicles are all selected based on their yield strength (屈服强度) to ensure they can support the loads they will encounter throughout their service life. A failure to consider yield strength (屈服强度) could lead to catastrophic failures, resulting in injuries or loss of life.In conclusion, the concept of yield strength (屈服强度) is a fundamental aspect of material science and engineering. It defines the limits of materials under stress and guides engineers in selecting appropriate materials for various applications. By understanding yield strength (屈服强度), professionals can design safer and more efficient structures and products, ultimately contributing to advancements in technology and infrastructure. As we continue to innovate and explore new materials, the significance of yield strength (屈服强度) will remain a cornerstone of engineering principles, ensuring that our creations are both functional and safe.

理解yield strength（屈服强度）的概念对于工程师和材料科学家至关重要。该术语指的是材料在开始永久变形之前能够承受的应力量。简单来说，yield strength（屈服强度）是材料从弹性变形（可以恢复到原始形状）转变为塑性变形（在去除负载后不会恢复到原始形状）的点。这一特性在选择建筑、制造和各种工程应用的材料时至关重要。在设计结构或组件时，工程师必须考虑所使用材料的yield strength（屈服强度）。例如，钢的yield strength（屈服强度）高于铝，这使得它更适合用于重型建筑项目，在这些项目中，耐用性和强度是首要考虑因素。相反，铝的较低yield strength（屈服强度）使其适合用于航空航天工业等需要轻质材料的应用。yield strength（屈服强度）的确定通常涉及进行拉伸测试。在此测试中，材料样本被拉伸直到断裂，并绘制应力-应变曲线。该曲线上材料开始永久变形的点表示其yield strength（屈服强度）。理解这一曲线有助于工程师预测材料在不同负载下的行为，从而确保设计的安全性和有效性。此外，yield strength（屈服强度）可能会因温度、应变速率和材料的微观结构等多个因素而显著变化。例如，金属在高温下的yield strength（屈服强度）可能与室温下不同。因此，工程师在设计将在极端条件下运行的组件时，必须考虑这些变化。除了在工程中的重要性，yield strength（屈服强度）还在日常应用中发挥作用。例如，桥梁、建筑物和车辆中使用的材料都是根据其yield strength（屈服强度）进行选择，以确保它们能够支持在整个使用寿命中遇到的负载。如果未能考虑yield strength（屈服强度），可能会导致灾难性故障，造成伤害或生命损失。总之，yield strength（屈服强度）概念是材料科学和工程的基本方面。它定义了材料在应力下的极限，并指导工程师选择适当的材料以用于各种应用。通过理解yield strength（屈服强度），专业人士可以设计出更安全、更高效的结构和产品，最终推动技术和基础设施的进步。随着我们继续创新和探索新材料，yield strength（屈服强度）的重要性将始终是工程原则的基石，确保我们的创造既功能齐全又安全。