rate of residual expansion

简明释义

残余膨胀率

英英释义

例句

1.The rate of residual expansion was found to be higher in the new alloy compared to previous versions.

新合金的剩余膨胀率被发现比以前的版本更高。

2.The engineer calculated the rate of residual expansion to ensure the materials used could withstand temperature changes.

工程师计算了剩余膨胀率以确保所用材料能够承受温度变化。

3.Understanding the rate of residual expansion is crucial for predicting long-term stability in construction.

了解剩余膨胀率对于预测建筑物的长期稳定性至关重要。

4.During the experiment, the rate of residual expansion was monitored closely to assess material performance.

在实验过程中，剩余膨胀率被密切监测以评估材料性能。

5.In the study, we measured the rate of residual expansion in polymer samples after heating them.

在研究中，我们测量了加热后聚合物样品的剩余膨胀率。

作文

In the field of materials science and engineering, understanding various properties of materials is crucial for their effective application in different industries. One such property that has garnered significant attention is the rate of residual expansion, which refers to the measure of dimensional change that occurs in a material after it has been subjected to stress or temperature changes and subsequently returned to its original conditions. This phenomenon is particularly important in applications where precision is paramount, such as in aerospace engineering, automotive manufacturing, and construction. The rate of residual expansion can significantly affect the performance and longevity of materials. For instance, when metals are heated and then cooled, they often undergo thermal expansion and contraction. If the rate of residual expansion is not properly understood, this can lead to warping or cracking in components that are critical for structural integrity. Engineers must account for this property when designing parts that will experience variable temperatures during their use. Moreover, polymers and composites exhibit different rates of residual expansion compared to metals. These materials may expand or contract at different rates due to their molecular structures. Understanding these differences is essential for creating composite materials that combine multiple substances, as the disparity in expansion rates can lead to delamination or failure of the composite under stress. To accurately measure the rate of residual expansion, various testing methods can be employed. Techniques such as dilatometry and thermomechanical analysis (TMA) allow scientists to observe how materials behave under controlled temperature changes. By analyzing the data collected from these tests, researchers can predict how a material will perform in real-world applications, thus enhancing safety and reliability. In addition to its importance in manufacturing and engineering, the rate of residual expansion also plays a role in environmental science. For example, the expansion of soil and rocks due to temperature changes can affect construction projects and natural landscapes. Understanding how different materials respond to environmental factors is vital for sustainable development and minimizing ecological impact. In conclusion, the rate of residual expansion is a critical property that influences the performance and durability of materials used across various industries. By comprehensively studying this phenomenon, engineers and scientists can develop better materials and designs that withstand the challenges posed by temperature fluctuations and mechanical stresses. As technology continues to advance, the importance of understanding the rate of residual expansion will only grow, leading to innovations that enhance the safety and efficiency of our built environment.

在材料科学与工程领域，理解材料的各种属性对于其在不同工业中的有效应用至关重要。其中一个引起显著关注的属性是残余膨胀率，它指的是材料在经历了应力或温度变化后，在恢复到原始条件时所发生的尺寸变化的度量。这种现象在航空航天工程、汽车制造和建筑等对精度要求极高的应用中尤为重要。 残余膨胀率会显著影响材料的性能和使用寿命。例如，当金属被加热然后冷却时，它们通常会经历热膨胀和收缩。如果对残余膨胀率的理解不够，可能会导致关键结构部件的翘曲或开裂。工程师在设计会经历温度变化的部件时，必须考虑这一属性。 此外，聚合物和复合材料的残余膨胀率与金属相比有所不同。这些材料由于其分子结构的不同，可能以不同的速率膨胀或收缩。理解这些差异对于创建结合多种物质的复合材料至关重要，因为膨胀率的差异可能导致复合材料在应力下的分层或失效。 为了准确测量残余膨胀率，可以采用多种测试方法。比如，膨胀仪和热机械分析（TMA）等技术使科学家能够观察材料在控制温度变化下的行为。通过分析从这些测试中收集的数据，研究人员可以预测材料在实际应用中的表现，从而提高安全性和可靠性。 除了在制造和工程中的重要性外，残余膨胀率在环境科学中也发挥着作用。例如，由于温度变化，土壤和岩石的膨胀可能会影响建设项目和自然景观。理解不同材料如何响应环境因素对于可持续发展和最小化生态影响至关重要。 总之，残余膨胀率是影响各种行业中使用的材料性能和耐久性的关键属性。通过全面研究这一现象，工程师和科学家可以开发出更好的材料和设计，以承受温度波动和机械应力带来的挑战。随着技术的不断进步，理解残余膨胀率的重要性将与日俱增，从而推动增强我们建成环境的安全性和效率的创新。