bottom chord

简明释义

下弦

英英释义

例句

1.The engineer recommended reinforcing the bottom chord of the truss to improve its load-bearing capacity.

工程师建议加强底弦的桁架以提高其承载能力。

2.The design of the bridge included a robust bottom chord to support the weight of vehicles.

桥梁的设计包括一个坚固的底弦以支撑车辆的重量。

3.To ensure safety, the bottom chord must be inspected regularly for any signs of wear.

为了确保安全，必须定期检查底弦是否有磨损迹象。

4.In this architectural project, the bottom chord plays a crucial role in maintaining structural integrity.

在这个建筑项目中，底弦在保持结构完整性方面起着至关重要的作用。

5.During the inspection, we found that the bottom chord was damaged and needed immediate repair.

在检查中，我们发现底弦受损，需要立即修理。

作文

In the field of structural engineering, understanding the components of a truss is essential for creating stable and efficient structures. One of the critical elements in a truss is the bottom chord, which plays a vital role in maintaining the integrity of the entire framework. The bottom chord refers to the horizontal member at the bottom of a truss that connects the ends of the inclined members, known as the top chords. This component not only supports the weight of the structure above but also helps distribute loads evenly across the truss system.The design of the bottom chord is crucial because it must withstand various forces, including tension and compression. When a load is applied to the truss, the bottom chord experiences tensile forces, pulling it apart, while the top chords experience compressive forces, pushing them together. Therefore, engineers must carefully calculate the dimensions and materials used for the bottom chord to ensure it can handle these stresses without failure.In addition to its structural importance, the bottom chord also contributes to the overall aesthetic of a building. Many architects incorporate exposed trusses into their designs, highlighting the bottom chord and other components as a stylistic choice. This approach not only showcases the engineering behind the structure but also creates an industrial or rustic look that appeals to many homeowners and businesses.Moreover, the bottom chord can be designed in various shapes and sizes, allowing for versatility in different architectural styles. For instance, in a traditional wooden truss, the bottom chord may be a simple beam, while in a modern steel truss, it could be a complex arrangement of plates and bars. This flexibility enables architects and engineers to work together to create unique solutions tailored to specific project requirements.The maintenance of the bottom chord is another aspect that cannot be overlooked. Over time, factors such as weather, corrosion, and wear can weaken this critical component. Regular inspections and maintenance are necessary to ensure that the bottom chord remains in good condition and can continue to perform its function effectively. If any signs of damage or deterioration are detected, prompt repairs or reinforcements should be made to prevent potential failures.In conclusion, the bottom chord is an integral part of truss systems in construction, serving both functional and aesthetic purposes. Its ability to withstand forces and contribute to the overall design of a structure makes it a focal point for engineers and architects alike. Understanding the significance of the bottom chord is essential for anyone involved in the field of construction, as it highlights the delicate balance between form and function in building design. As we continue to innovate and push the boundaries of architecture, the role of the bottom chord will remain a fundamental aspect of structural engineering, ensuring that our buildings are not only beautiful but also safe and durable.

在结构工程领域，理解桁架的组成部分对于创建稳定和高效的结构至关重要。桁架中的一个关键元素是bottom chord，它在维持整个框架的完整性方面发挥着重要作用。bottom chord指的是桁架底部的水平构件，它连接倾斜构件的两端，这些倾斜构件被称为顶部弦。这一组件不仅支撑着上方结构的重量，还帮助将负载均匀分布在整个桁架系统中。bottom chord的设计至关重要，因为它必须承受各种力，包括拉力和压力。当负载施加到桁架上时，bottom chord会经历拉伸力，使其向外拉开，而顶部弦则经历压缩力，使其向内推。因此，工程师必须仔细计算bottom chord的尺寸和材料，以确保其能够承受这些应力而不发生失效。除了其结构重要性之外，bottom chord还对建筑的整体美学产生影响。许多建筑师在设计中融入暴露的桁架，突出显示bottom chord和其他组件作为风格选择。这种方法不仅展示了结构背后的工程技术，还创造了一种工业或乡村的外观，吸引许多房主和企业。此外，bottom chord可以设计成各种形状和尺寸，允许在不同建筑风格中灵活运用。例如，在传统的木制桁架中，bottom chord可能是简单的梁，而在现代钢桁架中，它可能是复杂的板和杆的组合。这种灵活性使建筑师和工程师能够共同合作，创造出针对特定项目需求量身定制的独特解决方案。bottom chord的维护是另一个不可忽视的方面。随着时间的推移，天气、腐蚀和磨损等因素可能会削弱这一关键组件。定期检查和维护是必要的，以确保bottom chord保持良好状态，并能够继续有效地执行其功能。如果发现任何损坏或退化的迹象，应及时进行修复或加固，以防止潜在的故障。总之，bottom chord是建筑中桁架系统的重要组成部分，既具有功能性又具有美学价值。它承受力的能力以及对结构整体设计的贡献使其成为工程师和建筑师关注的焦点。理解bottom chord的重要性对于任何参与建筑领域的人来说都是必不可少的，因为它突显了建筑设计中形式与功能之间的微妙平衡。随着我们继续创新并推动建筑的边界，bottom chord的角色将始终是结构工程的基本方面，确保我们的建筑不仅美观，而且安全耐用。