distributed load

简明释义

分布负载

英英释义

例句

1.When calculating the strength of materials, one must consider the distributed load applied over its surface.

在计算材料强度时，必须考虑施加在其表面的分布载荷。

2.The roof was engineered to support a distributed load from snow accumulation during winter.

屋顶的设计能够支撑冬季积雪造成的分布载荷。

3.In structural engineering, understanding how a distributed load affects beams is crucial for safety.

在结构工程中，理解分布载荷如何影响梁对于安全至关重要。

4.The bridge was designed to handle a distributed load that accounts for both vehicles and pedestrians.

这座桥的设计考虑了车辆和行人的分布载荷。

5.The software simulates how a distributed load impacts the structural integrity of buildings.

该软件模拟了分布载荷对建筑物结构完整性的影响。

作文

In the field of engineering and physics, the concept of a distributed load plays a crucial role in the analysis and design of structures. A distributed load refers to a load that is spread over a certain area or length, rather than being concentrated at a single point. This type of load is commonly encountered in various applications, such as in beams, bridges, and even in the design of buildings. Understanding how to effectively manage a distributed load is essential for ensuring the stability and safety of structures.When engineers design a beam, for instance, they need to consider the different types of loads that will act upon it. A point load is easy to visualize; it is a force applied at a specific location. However, a distributed load is more complex because it affects the entire length of the beam. This could be due to factors such as the weight of the materials used in construction, the weight of occupants in a building, or environmental factors like snow accumulation on a roof. The analysis of a distributed load involves calculating the resultant force and determining how this force is distributed along the beam. Engineers often use mathematical models and diagrams to represent these loads accurately. For example, a uniform distributed load means that the load is evenly spread across the length of the beam, while a varying distributed load indicates that the load changes in intensity at different points along the beam. A key aspect of working with distributed loads is understanding how they influence the bending moments and shear forces within a structure. Bending moments are generated due to the internal forces trying to resist the external loads, and they can lead to structural failure if not properly managed. Shear forces, on the other hand, are the forces that cause one part of a structure to slide past another. By analyzing the effects of distributed loads, engineers can ensure that the materials chosen for construction can withstand these forces without compromising safety.Moreover, the importance of distributed loads extends beyond just structural integrity. In the realm of civil engineering, for instance, roads and pavements are designed to handle distributed loads from vehicles. The weight of cars, trucks, and buses is not concentrated in one spot but rather spread out over the surface area of the road. This requires careful planning and material selection to prevent damage and ensure longevity.In conclusion, the concept of a distributed load is fundamental in engineering disciplines. It requires a thorough understanding of how loads behave when spread over an area, and how those loads affect the performance of structures. As technology advances and structures become more complex, the ability to analyze and manage distributed loads will continue to be a vital skill for engineers. Whether it is in the construction of a new bridge, the design of a high-rise building, or the maintenance of existing infrastructure, the implications of distributed loads are far-reaching and significant. Thus, mastering this concept is essential for anyone involved in the field of engineering.

在工程和物理学领域，分布载荷的概念在结构分析和设计中起着至关重要的作用。分布载荷是指在某一特定区域或长度上分散的载荷，而不是集中在单个点上的载荷。这种类型的载荷通常出现在各种应用中，例如梁、桥甚至建筑设计中。有效管理分布载荷的能力对于确保结构的稳定性和安全性至关重要。例如，当工程师设计一根梁时，他们需要考虑将施加于其上的不同类型的载荷。点载荷很容易想象；它是在特定位置施加的力。然而，分布载荷则更为复杂，因为它影响整个梁的长度。这可能是由于建筑材料的重量、建筑物内居住者的重量或环境因素（如屋顶上的积雪）等因素造成的。对分布载荷的分析涉及计算合力并确定这种力在梁上的分布方式。工程师通常使用数学模型和图表来准确表示这些载荷。例如，均匀分布载荷意味着载荷在梁的长度上均匀分布，而变化的分布载荷则表示载荷在梁的不同点上强度不同。处理分布载荷的一个关键方面是理解它们如何影响结构内部的弯矩和剪力。弯矩是由于内部力试图抵抗外部载荷而产生的，如果不加以管理，可能导致结构失效。另一方面，剪力是导致结构的一部分滑过另一部分的力。通过分析分布载荷的影响，工程师可以确保所选材料能够承受这些力，而不会危及安全。此外，分布载荷的重要性不仅限于结构完整性。在土木工程领域，例如，道路和铺面设计需要能够承受来自车辆的分布载荷。汽车、卡车和公共汽车的重量并不是集中在一个点上，而是分散在道路的表面面积上。这需要仔细的规划和材料选择，以防止损坏并确保道路的耐用性。总之，分布载荷的概念在工程学科中是基础性的。它要求深入理解载荷在面积上分布时的行为，以及这些载荷如何影响结构的性能。随着技术的进步和结构变得更加复杂，分析和管理分布载荷的能力将继续成为工程师的重要技能。无论是在新桥的建设、高层建筑的设计，还是在现有基础设施的维护中，分布载荷的影响都是广泛而重要的。因此，掌握这一概念对于任何从事工程领域的人来说都是至关重要的。