creep strain

简明释义

蠕变变形

英英释义

例句

1.The creep strain 蠕变应变 behavior of metals at elevated temperatures can affect their long-term performance.

金属在高温下的creep strain 蠕变应变行为会影响其长期性能。

2.Engineers must consider creep strain 蠕变应变 when designing structures that will be exposed to constant load.

工程师在设计将承受恒定负荷的结构时必须考虑creep strain 蠕变应变。

3.The material showed significant creep strain 蠕变应变 after being subjected to high temperatures for an extended period.

该材料在高温下长时间受力后显示出显著的creep strain 蠕变应变。

4.The creep strain 蠕变应变 in polymers can lead to failure in applications like seals and gaskets.

聚合物中的creep strain 蠕变应变可能导致密封件和垫圈等应用中的失效。

5.Monitoring creep strain 蠕变应变 is crucial for the safety of aging infrastructure.

监测creep strain 蠕变应变对老化基础设施的安全至关重要。

作文

Creep strain is a term commonly used in materials science and engineering to describe the gradual deformation of a material under constant stress over time. This phenomenon is particularly significant in the context of high-temperature applications, where metals and polymers may be subjected to prolonged loading conditions. Understanding creep strain (蠕变应变) is crucial for engineers and designers, as it can have profound implications on the longevity and reliability of structures and components.When a material is subjected to a constant load, it does not immediately deform significantly. Instead, the deformation occurs gradually, which is what we refer to as creep strain (蠕变应变). This behavior is especially pronounced in materials like plastics and metals at elevated temperatures. For instance, when steel beams are used in construction, they may experience creep strain (蠕变应变) over time, leading to potential structural issues if not properly accounted for in the design phase.The mechanisms behind creep strain (蠕变应变) can be complex. At the microscopic level, it involves the movement of dislocations within the crystal structure of the material. As these dislocations move, the material continues to deform, even under a constant load. Factors such as temperature, material composition, and the presence of impurities can all influence the rate at which creep strain (蠕变应变) occurs.In practical applications, engineers must consider creep strain (蠕变应变) when designing components that will operate under stress for extended periods. For example, turbine blades in jet engines are subjected to extreme temperatures and stresses. If the creep strain (蠕变应变) is not adequately addressed, it could lead to catastrophic failures. Therefore, materials chosen for such applications are often those that exhibit minimal creep strain (蠕变应变) characteristics.Moreover, testing for creep strain (蠕变应变) is an essential part of material evaluation. Engineers conduct creep tests where samples are subjected to a constant load at elevated temperatures for extended periods. The data obtained from these tests help in predicting how a material will behave under real-world conditions, allowing for better design decisions.In conclusion, creep strain (蠕变应变) is a critical concept in the field of materials science and engineering. It describes the time-dependent deformation of materials under constant stress, which can lead to significant implications for the performance and safety of engineering structures. By understanding and accounting for creep strain (蠕变应变), engineers can ensure the reliability and durability of their designs, ultimately contributing to safer and more efficient technologies. As industries continue to evolve, the importance of studying and mitigating creep strain (蠕变应变) will remain a key focus in the pursuit of innovation and excellence in engineering practices.

蠕变应变是材料科学和工程中常用的术语，用于描述材料在恒定应力下随时间逐渐变形的现象。这种现象在高温应用中尤为重要，因为金属和聚合物可能会面临长期加载条件。理解蠕变应变（creep strain）对工程师和设计师至关重要，因为它可能对结构和组件的寿命和可靠性产生深远的影响。当材料受到恒定负载时，它不会立即显著变形。相反，变形是逐渐发生的，这就是我们所称的蠕变应变（creep strain）。这种行为在塑料和金属等材料在高温下尤其明显。例如，当钢梁用于建筑时，随着时间的推移，它们可能会经历蠕变应变（creep strain），如果在设计阶段没有妥善考虑，可能会导致潜在的结构问题。导致蠕变应变（creep strain）发生的机制可能是复杂的。在微观层面上，它涉及到材料晶体结构内位错的移动。当这些位错移动时，材料会继续变形，即使在恒定负载下。温度、材料成分和杂质的存在等因素都可以影响蠕变应变（creep strain）发生的速率。在实际应用中，工程师必须在设计长时间承受应力的组件时考虑蠕变应变（creep strain）。例如，喷气发动机中的涡轮叶片在极端温度和应力下工作。如果不充分考虑蠕变应变（creep strain），可能会导致灾难性的故障。因此，选择用于此类应用的材料通常是那些表现出最小蠕变应变（creep strain）特性的材料。此外，测试蠕变应变（creep strain）是材料评估的重要部分。工程师进行蠕变测试，其中样品在高温下承受恒定负载一段较长时间。从这些测试中获得的数据有助于预测材料在现实条件下的行为，从而允许更好的设计决策。总之，蠕变应变（creep strain）是材料科学和工程领域的一个关键概念。它描述了材料在恒定应力下的时间依赖性变形，这可能对工程结构的性能和安全性产生重大影响。通过理解和考虑蠕变应变（creep strain），工程师可以确保其设计的可靠性和耐久性，最终为更安全、更高效的技术做出贡献。随着工业的不断发展，研究和减轻蠕变应变（creep strain）的重要性将继续成为工程实践中追求创新和卓越的关键焦点。