fixed end arch

简明释义

无铰拱

英英释义

例句

1.The fixed end arch design allows for greater flexibility in architectural aesthetics.

这种固定端拱设计使建筑美学具有更大的灵活性。

2.Engineers often choose a fixed end arch for structures that need to support heavy loads.

工程师们通常为需要支撑重负荷的结构选择固定端拱。

3.The design of the bridge incorporates a fixed end arch to enhance stability.

这座桥的设计采用了固定端拱来增强稳定性。

4.Construction of the fixed end arch requires careful calculation and planning.

建造固定端拱需要仔细的计算和规划。

5.In this project, the fixed end arch will help distribute weight evenly across the span.

在这个项目中，固定端拱将有助于均匀分配跨越的重量。

作文

The concept of a fixed end arch is crucial in the field of civil engineering and architecture. It refers to a specific type of arch structure where both ends are fixed in place, providing stability and support under various loads. Understanding the mechanics behind a fixed end arch can help engineers design safer and more efficient structures. When we think about arches, we often envision bridges or large buildings that utilize this shape for its aesthetic appeal and structural integrity. The fixed end arch is particularly interesting because it combines the advantages of an arch with the benefits of fixed supports. This means that the arch can effectively distribute weight and resist external forces, such as wind or seismic activity. In a typical fixed end arch, the ends are anchored securely to the ground or to a supporting wall. This anchorage prevents any horizontal movement at the base of the arch, which is essential for maintaining its shape and function. The design allows the arch to handle vertical loads while also providing resistance against lateral forces. One of the most significant advantages of a fixed end arch is its ability to span large distances without requiring additional support in the middle. This feature makes it ideal for use in bridges, where long spans are necessary to allow for the passage of vehicles and pedestrians. By using a fixed end arch, engineers can create structures that are not only functional but also visually appealing, as the arch shape is often associated with elegance and strength. However, designing a fixed end arch is not without its challenges. Engineers must carefully calculate the loads that the arch will encounter during its lifetime, including static loads from the weight of the materials and dynamic loads from environmental factors. Additionally, they must consider the materials used in construction, as different materials will behave differently under stress. For instance, concrete and steel are commonly used in the construction of fixed end arches due to their high strength-to-weight ratios. The choice of material can significantly impact the overall performance and durability of the structure. In recent years, advancements in technology have allowed engineers to create more sophisticated designs for fixed end arches. Computer modeling and simulation techniques enable engineers to visualize how the arch will behave under various conditions, leading to more accurate predictions of performance. This technological progress has resulted in safer and more efficient structures that can withstand the test of time. In conclusion, the fixed end arch is a fundamental concept in engineering that combines aesthetics with practicality. Its ability to provide stability and support over large spans makes it a preferred choice for many construction projects. As technology continues to advance, the design and application of fixed end arches will likely evolve, leading to even more innovative and resilient structures in the future.

“固定端拱”这一概念在土木工程和建筑领域中至关重要。它指的是一种特定类型的拱结构，其中两端固定在适当位置，从而在各种荷载下提供稳定性和支撑。理解“固定端拱”背后的力学原理可以帮助工程师设计出更安全、更高效的结构。当我们想到拱时，往往会联想到利用这种形状的桥梁或大型建筑，它们因其美学吸引力和结构完整性而受到青睐。“固定端拱”特别有趣，因为它结合了拱的优点和固定支撑的好处。这意味着拱能够有效地分配重量并抵抗外部力量，例如风或地震活动。在典型的“固定端拱”中，拱的两端牢固锚定在地面或支撑墙上。这种锚固防止了拱基部的任何水平移动，这对保持其形状和功能至关重要。该设计使拱能够承受垂直荷载，同时也提供对侧向力量的抵抗。“固定端拱”的一个显著优点是它能够跨越大距离，而无需在中间增加额外的支撑。这一特性使其非常适合用于桥梁，在桥梁中，长跨度是必要的，以便允许车辆和行人通行。通过使用“固定端拱”，工程师可以创建既实用又视觉吸引力的结构，因为拱形通常与优雅和力量相关联。然而，设计“固定端拱”并非没有挑战。工程师必须仔细计算拱在其生命周期内将遇到的荷载，包括来自材料重量的静态荷载和来自环境因素的动态荷载。此外，他们还必须考虑施工中使用的材料，因为不同的材料在应力下的表现会有所不同。例如，混凝土和钢材因其高强度与重量比而常用于“固定端拱”的建造。材料的选择对结构的整体性能和耐久性有着重大影响。近年来，技术的进步使工程师能够为“固定端拱”创造更复杂的设计。计算机建模和仿真技术使工程师能够可视化拱在各种条件下的行为，从而更准确地预测性能。这一技术进步导致了更安全、更高效的结构，能够经受时间的考验。总之，“固定端拱”是工程中的一个基本概念，它将美学与实用性结合在一起。它在大跨度上提供稳定性和支撑的能力使其成为许多建设项目的首选。随着技术的不断进步，“固定端拱”的设计和应用可能会不断演变，未来将出现更具创新性和韧性的结构。