repeated load

简明释义

重复负载

英英释义

例句

1.In construction, understanding repeated load 重复载荷 is crucial for ensuring structural integrity.

在建筑中，理解重复载荷对于确保结构完整性至关重要。

2.The design of the roller coaster must account for the repeated load 重复载荷 from riders during operation.

过山车的设计必须考虑到运营期间乘客的重复载荷。

3.The fatigue test involved applying a repeated load 重复载荷 to the sample until failure occurred.

疲劳测试包括对样品施加重复载荷，直到发生故障。

4.The bridge was designed to withstand a repeated load 重复载荷 from heavy vehicles crossing it daily.

这座桥梁的设计旨在承受每天重型车辆经过时的重复载荷。

5.Engineers must consider the effects of repeated load 重复载荷 when assessing the durability of materials.

工程师在评估材料耐久性时必须考虑重复载荷的影响。

作文

In the field of engineering, particularly in structural and mechanical engineering, the term repeated load refers to a load that is applied to a structure or component multiple times over a period. This concept is crucial for understanding how materials respond to stress and fatigue. When designing any structure, engineers must consider the effects of repeated load on the materials used, as these loads can lead to failures that may not be immediately apparent. For instance, think about a bridge that experiences vehicles passing over it daily. Each vehicle exerts a repeated load on the bridge's structure. Over time, this constant application of weight can cause wear and tear, leading to potential cracks or structural weaknesses. Engineers utilize various methods to analyze how these repeated loads affect the integrity of the bridge, ensuring it can withstand years of usage without significant degradation.Moreover, the concept of repeated load is not only limited to large structures like bridges but also applies to everyday items. Consider a simple chair; every time someone sits down, they apply a repeated load to the chair. If the chair is poorly designed or made from substandard materials, it may eventually break under the stress of these repeated applications. This principle highlights the importance of quality materials and sound design in everyday objects.Another important aspect of repeated load is its role in fatigue analysis. Fatigue is the weakening of a material caused by repeatedly applied loads, which can lead to failure even if the loads are below the material's ultimate strength. Engineers must perform fatigue testing to determine how many cycles of repeated load a material can endure before it fails. This testing is vital in industries such as aerospace and automotive, where safety is paramount.Additionally, the consideration of repeated load extends to the maintenance of structures. Regular inspections and maintenance can help identify signs of fatigue or wear caused by repeated loads. By addressing these issues early, engineers can prolong the lifespan of the structure and ensure safety for users.In conclusion, the concept of repeated load is essential in engineering and design. Understanding how materials react to repeated loads allows engineers to create safer, more durable structures and products. Whether it’s a bridge, a chair, or an airplane wing, the implications of repeated load must be carefully considered to prevent failures and ensure longevity. As we continue to innovate and develop new technologies, the principles surrounding repeated load will remain a cornerstone of engineering practices, guiding us towards safer and more reliable designs.

在工程领域，特别是结构工程和机械工程中，术语repeated load指的是在一段时间内多次施加于结构或组件的负载。这个概念对于理解材料如何应对应力和疲劳至关重要。在设计任何结构时，工程师必须考虑repeated load对所用材料的影响，因为这些负载可能导致不易察觉的故障。例如，想象一下一个每天都有车辆经过的桥。每辆车都会对桥的结构施加repeated load。随着时间的推移，这种持续施加的重量可能会导致磨损，从而引发潜在的裂缝或结构弱点。工程师利用各种方法分析这些repeated loads如何影响桥的完整性，以确保其能够承受多年使用而不发生显著退化。此外，repeated load的概念不仅限于像桥这样的巨大结构，还适用于日常物品。考虑一把简单的椅子；每当有人坐下时，他们就会对椅子施加repeated load。如果椅子的设计不良或使用劣质材料，它最终可能会在这些重复施加的压力下断裂。这个原则突显了优质材料和合理设计在日常物品中的重要性。Repeated load的另一个重要方面是它在疲劳分析中的作用。疲劳是由于反复施加的负载导致材料的弱化，即使这些负载低于材料的极限强度，仍然可能导致失效。工程师必须进行疲劳测试，以确定材料在失效之前能够承受多少次repeated load的循环。这种测试在航空航天和汽车等行业中至关重要，因为安全至关重要。此外，考虑repeated load还延伸到结构的维护。定期检查和维护可以帮助识别由repeated loads引起的疲劳或磨损迹象。通过及早解决这些问题，工程师可以延长结构的使用寿命，并确保用户的安全。总之，repeated load的概念在工程和设计中至关重要。理解材料如何对repeated loads作出反应，使工程师能够创造更安全、更耐用的结构和产品。无论是桥、椅子还是飞机机翼，关于repeated load的影响都必须仔细考虑，以防止故障并确保持久性。随着我们继续创新和开发新技术，围绕repeated load的原则将始终是工程实践的基石，引导我们朝着更安全、更可靠的设计迈进。