brittle strength

简明释义

脆性强度

英英释义

例句

1.Materials with low brittle strength 脆性强度 can easily break under stress.

具有低脆性强度的材料在受力时容易断裂。

2.To prevent failure, engineers must account for the brittle strength 脆性强度 of the materials used.

为了防止失效，工程师必须考虑所用材料的脆性强度。

3.The brittle strength 脆性强度 of ceramics limits their use in high-stress applications.

陶瓷的脆性强度限制了它们在高应力应用中的使用。

4.Understanding the brittle strength 脆性强度 of glass is crucial for designing safe structures.

了解玻璃的脆性强度对设计安全结构至关重要。

5.The engineer tested the material to determine its brittle strength 脆性强度 before using it in the construction.

工程师在使用该材料进行施工之前，测试了其脆性强度。

作文

Understanding the concept of brittle strength is crucial in the fields of material science and engineering. Brittle strength refers to the maximum stress that a material can withstand before it fractures without significant deformation. This characteristic is particularly important when selecting materials for construction and manufacturing, as it directly impacts the safety and durability of structures and products.Materials that exhibit high brittle strength tend to break suddenly when subjected to stress, unlike ductile materials, which can deform significantly before failing. For instance, glass and ceramics are common examples of materials with high brittle strength. They can endure considerable loads but will shatter under excessive force. This behavior poses challenges for engineers who must account for these properties when designing structures that require resilience and flexibility.The implications of brittle strength extend beyond just the physical properties of materials. In engineering applications, understanding this concept helps in predicting how materials will behave under different conditions. For example, in aerospace engineering, where weight is a critical factor, materials with high brittle strength might be favored for certain components. However, engineers must also consider the potential for catastrophic failure if these materials exceed their limits.Moreover, the assessment of brittle strength is not just limited to new materials but also applies to the evaluation of existing structures. Regular inspections and testing can help identify weaknesses in materials that may have degraded over time. In civil engineering, for instance, older bridges made from concrete or steel might experience changes in their brittle strength due to environmental factors such as corrosion or fatigue. Understanding these changes is essential for maintaining safety standards and preventing accidents.In recent years, advances in technology have allowed for better testing methods to evaluate brittle strength. Techniques such as microstructural analysis and computer simulations enable engineers to predict how materials will behave under various loading conditions. This knowledge not only aids in the selection of appropriate materials for new projects but also informs the maintenance and rehabilitation of existing structures.Furthermore, the study of brittle strength has led to innovations in material design. Researchers are continually exploring ways to enhance the toughness of brittle materials, making them more suitable for practical applications. For example, by incorporating composite materials or using advanced manufacturing techniques, it is possible to create materials that maintain high brittle strength while also exhibiting greater resilience against impact and fatigue.In conclusion, the concept of brittle strength is fundamental to the understanding of material behavior under stress. It plays a vital role in engineering design, safety assessments, and the ongoing development of new materials. By recognizing the limitations and characteristics associated with brittle strength, engineers can make informed decisions that lead to safer and more efficient structures and products. As technology continues to advance, our grasp of brittle strength will undoubtedly evolve, paving the way for even more innovative solutions in material science and engineering.

理解脆性强度的概念在材料科学和工程领域至关重要。脆性强度指的是材料在不发生显著变形的情况下能够承受的最大应力。这一特性在选择建筑和制造材料时尤为重要，因为它直接影响到结构和产品的安全性和耐用性。表现出高脆性强度的材料在受到应力时往往会突然断裂，而不像韧性材料那样在破坏前可以显著变形。例如，玻璃和陶瓷是具有高脆性强度的常见材料。它们能够承受相当大的负载，但在过大的力量下会破裂。这种行为给工程师带来了挑战，他们必须在设计需要韧性和灵活性的结构时考虑这些特性。脆性强度的影响不仅限于材料的物理特性。在工程应用中，理解这一概念有助于预测材料在不同条件下的表现。例如，在航空航天工程中，重量是一个关键因素，某些部件可能更倾向于选择具有高脆性强度的材料。然而，工程师还必须考虑到如果这些材料超出其极限，可能会发生灾难性故障。此外，脆性强度的评估不仅限于新材料，还适用于对现有结构的评估。定期检查和测试可以帮助识别随时间推移而可能退化的材料弱点。在土木工程中，例如，由混凝土或钢材制成的老旧桥梁可能由于环境因素如腐蚀或疲劳而经历脆性强度的变化。了解这些变化对于维护安全标准和防止事故至关重要。近年来，技术的进步使得评估脆性强度的方法得到了改善。微观结构分析和计算机模拟等技术使工程师能够预测材料在各种加载条件下的表现。这一知识不仅有助于为新项目选择合适的材料，也为现有结构的维护和修复提供了信息。此外，脆性强度的研究推动了材料设计的创新。研究人员不断探索增强脆性材料韧性的方法，使其更适合实际应用。例如，通过结合复合材料或使用先进的制造技术，可以创造出在保持高脆性强度的同时，也表现出更强的抗冲击和疲劳能力的材料。总之，脆性强度的概念是理解材料在应力下行为的基础。它在工程设计、安全评估以及新材料的持续发展中发挥着至关重要的作用。通过认识与脆性强度相关的限制和特性，工程师可以做出明智的决策，从而导致更安全、更高效的结构和产品。随着技术的不断进步，我们对脆性强度的理解无疑将不断演变，为材料科学和工程领域带来更具创新性的解决方案。