maximum unsupported span

简明释义

最大自由跨距

英英释义

例句

1.During the inspection, the contractor was reminded of the maximum unsupported span limits for safety reasons.

在检查过程中，承包商被提醒出于安全原因要注意最大无支撑跨度限制。

2.The architect specified a maximum unsupported span of 12 feet for the cantilevered balcony.

建筑师为悬臂阳台指定了最大无支撑跨度为12英尺。

3.To comply with building codes, we must not exceed the maximum unsupported span set for this type of material.

为了遵守建筑规范，我们必须不超过该材料规定的最大无支撑跨度。

4.The engineer calculated the maximum unsupported span for the bridge to ensure it could handle heavy traffic loads.

工程师计算了这座桥的最大无支撑跨度，以确保其能够承受重型交通负荷。

5.In the design phase, we need to determine the maximum unsupported span of the roof to prevent sagging.

在设计阶段，我们需要确定屋顶的最大无支撑跨度，以防止下垂。

作文

The concept of structural integrity is crucial in engineering and architecture. One of the key terms that often arises in discussions about building design is the maximum unsupported span. This term refers to the longest distance that a structural element can extend without any intermediate support. Understanding this concept is essential for ensuring the safety and stability of structures such as bridges, roofs, and floors. When engineers design these elements, they must calculate the maximum unsupported span to prevent potential failures due to excessive loads or environmental factors.In practical terms, the maximum unsupported span is influenced by several factors, including the material used, the cross-sectional shape of the beam or slab, and the load it is expected to bear. For instance, steel beams can typically support longer spans than wooden beams due to their higher tensile strength. Additionally, the shape of the beam plays a significant role; I-beams are often used in construction because their design allows for greater spans while minimizing material usage.When constructing a bridge, for example, engineers must carefully consider the maximum unsupported span to ensure that the bridge can safely accommodate the weight of vehicles and withstand environmental forces such as wind and earthquakes. If the span is too long without adequate support, the bridge could sag or even collapse under the weight. Therefore, calculations involving the maximum unsupported span are critical during the design phase.Moreover, the maximum unsupported span is not just a theoretical measurement; it has practical implications for construction costs and timelines. Longer spans may require more advanced materials and engineering techniques, which can increase the overall budget of a project. Conversely, designing with shorter spans might allow for simpler construction methods and lower costs but could also lead to a less aesthetically pleasing structure. Thus, architects and engineers must strike a balance between functionality, safety, and aesthetics when considering the maximum unsupported span in their designs.In conclusion, the maximum unsupported span is a fundamental concept in structural engineering that impacts the safety, cost, and design of various constructions. By understanding the limitations and capabilities of different materials and designs, engineers can create structures that are not only functional but also safe and visually appealing. As technology advances, the ability to manipulate materials and design structures with longer spans will continue to evolve, leading to innovative architectural solutions. Ultimately, recognizing the importance of the maximum unsupported span will contribute to the development of resilient and sustainable infrastructure for future generations.

结构完整性的概念在工程和建筑中至关重要。在建筑设计的讨论中，一个经常出现的关键术语是最大无支撑跨度。这个术语指的是一个结构元素可以延伸的最长距离，而没有任何中间支撑。理解这个概念对于确保桥梁、屋顶和地板等结构的安全性和稳定性至关重要。当工程师设计这些元素时，必须计算最大无支撑跨度以防止因过重负荷或环境因素导致的潜在故障。在实际应用中，最大无支撑跨度受到多个因素的影响，包括所使用的材料、梁或板的横截面形状以及其预期承载的负荷。例如，钢梁通常可以支持比木梁更长的跨度，因为它们具有更高的抗拉强度。此外，梁的形状也起着重要作用；I型梁通常用于建筑，因为它们的设计允许在最小化材料使用的同时实现更大的跨度。例如，在建造桥梁时，工程师必须仔细考虑最大无支撑跨度，以确保桥梁能够安全承载车辆的重量并抵御风和地震等环境力量。如果跨度过长而没有足够的支撑，桥梁可能会因重力而下垂甚至倒塌。因此，在设计阶段涉及最大无支撑跨度的计算是至关重要的。此外，最大无支撑跨度不仅仅是一个理论测量；它对建设成本和时间表有实际影响。更长的跨度可能需要更先进的材料和工程技术，这可能会增加项目的整体预算。相反，采用较短跨度的设计可能允许更简单的施工方法和较低的成本，但也可能导致结构美观性降低。因此，建筑师和工程师在考虑设计中的最大无支撑跨度时，必须在功能、安全性和美学之间取得平衡。总之，最大无支撑跨度是结构工程中的一个基本概念，它影响各种建筑的安全性、成本和设计。通过了解不同材料和设计的限制和能力，工程师可以创建不仅功能性强而且安全、美观的结构。随着技术的进步，操控材料和设计具有更长跨度的结构的能力将继续发展，带来创新的建筑解决方案。最终，认识到最大无支撑跨度的重要性将有助于为未来几代人发展出韧性和可持续的基础设施。