flexural bending

简明释义

塑性弯曲

英英释义

例句

1.In structural design, understanding flexural bending (弯曲屈服) is crucial for maintaining safety standards.

在结构设计中，理解flexural bending（弯曲屈服）对维持安全标准至关重要。

2.During the testing phase, the flexural bending (弯曲屈服) of the sample was measured to evaluate its durability.

在测试阶段，测量了样品的flexural bending（弯曲屈服）以评估其耐久性。

3.The engineer calculated the maximum load for the beam to ensure it could withstand flexural bending (弯曲屈服) without failure.

工程师计算了梁的最大载荷，以确保它能够承受flexural bending（弯曲屈服）而不发生失效。

4.Materials with high tensile strength are often used to resist flexural bending (弯曲屈服) in construction.

在建筑中，通常使用高抗拉强度的材料来抵抗flexural bending（弯曲屈服）。

5.The flexural bending (弯曲屈服) of the bridge was analyzed using advanced software to predict its performance under load.

使用先进软件分析了桥梁的flexural bending（弯曲屈服），以预测其在载荷下的性能。

作文

In the field of engineering and materials science, understanding the concept of flexural bending is crucial for designing structures that can withstand various loads and stresses. Flexural bending refers to the deformation that occurs when a material is subjected to bending forces. This phenomenon is particularly important in the analysis of beams, which are structural elements designed to support loads. When a beam is loaded, it experiences a combination of tensile and compressive stresses, leading to its bending. The study of flexural bending allows engineers to predict how materials will behave under different loading conditions, ensuring safety and structural integrity.The mechanics of flexural bending can be explained through the use of the Euler-Bernoulli beam theory, which provides a mathematical framework for analyzing the deflection of beams. According to this theory, the relationship between the applied load, the geometry of the beam, and the resulting deflection can be determined. This relationship is essential for engineers when designing beams for bridges, buildings, and other infrastructures. By applying the principles of flexural bending, engineers can calculate the maximum load a beam can carry before it fails or deforms excessively.Different materials exhibit varying responses to flexural bending. For instance, metals tend to have high tensile strength and can withstand significant bending without permanent deformation. In contrast, materials like wood or concrete may have lower tensile strength and can be more susceptible to cracking or breaking under similar conditions. Understanding these material properties is vital for selecting the appropriate materials for construction projects. Engineers must consider factors such as the modulus of elasticity, yield strength, and ultimate strength when evaluating a material's performance under flexural bending.Moreover, the design of structural elements must also account for the effects of flexural bending on overall stability. For example, when designing a cantilever beam, which is fixed at one end and free at the other, the engineer must ensure that the beam can resist the bending moments created by loads applied at the free end. Failure to adequately address the implications of flexural bending can lead to catastrophic structural failures, as seen in various engineering disasters throughout history.In conclusion, the study of flexural bending is a fundamental aspect of engineering that impacts the design and safety of structures. By understanding the mechanics behind flexural bending, engineers can create safer and more efficient designs that meet the demands of modern construction. As materials science advances, new materials with improved properties may emerge, allowing for even greater innovations in the field of structural engineering. Ultimately, a thorough grasp of flexural bending principles is essential for any engineer aiming to excel in their profession.

在工程和材料科学领域，理解弯曲变形的概念对于设计能够承受各种载荷和应力的结构至关重要。弯曲变形是指当材料受到弯曲力时发生的变形现象。这种现象在梁的分析中尤为重要，梁是设计用于支撑载荷的结构元素。当梁受到加载时，它会经历拉应力和压应力的组合，从而导致其弯曲。对弯曲变形的研究使工程师能够预测材料在不同加载条件下的行为，从而确保安全和结构完整性。弯曲变形的力学可以通过使用欧拉-伯努利梁理论来解释，该理论为分析梁的挠度提供了数学框架。根据该理论，可以确定施加的载荷、梁的几何形状以及由此产生的挠度之间的关系。这种关系对于工程师在设计桥梁、建筑物和其他基础设施时至关重要。通过应用弯曲变形的原理，工程师可以计算出梁在失败或过度变形之前能够承载的最大载荷。不同材料对弯曲变形的反应各不相同。例如，金属通常具有较高的拉伸强度，能够在没有永久变形的情况下承受显著的弯曲。相比之下，木材或混凝土等材料可能具有较低的拉伸强度，在类似条件下更容易出现裂缝或断裂。理解这些材料特性对于选择建筑项目的适当材料至关重要。工程师在评估材料在弯曲变形下的表现时，必须考虑弹性模量、屈服强度和极限强度等因素。此外，结构元素的设计还必须考虑弯曲变形对整体稳定性的影响。例如，在设计悬臂梁时，该梁一端固定而另一端自由，工程师必须确保该梁能够抵抗由施加在自由端的载荷所产生的弯矩。如果未能充分考虑弯曲变形的影响，可能会导致灾难性的结构失败，正如历史上各种工程灾难所示。总之，弯曲变形的研究是工程学的一个基本方面，对结构的设计和安全性产生影响。通过理解弯曲变形背后的力学，工程师可以创建更安全、更高效的设计，以满足现代建筑的需求。随着材料科学的进步，可能会出现具有改善性能的新材料，从而为结构工程领域的创新提供更大的可能性。最终，全面掌握弯曲变形原理对于任何希望在其职业生涯中脱颖而出的工程师都是必不可少的。