cross rail

简明释义

横导轨

英英释义

例句

1.The construction team installed the cross rail to support the structure.

施工队安装了交叉横梁以支撑结构。

2.During the inspection, we found that the cross rail was damaged and needed replacement.

在检查过程中，我们发现交叉横梁受损，需要更换。

3.Make sure the cross rail is level before securing it in place.

在固定之前，请确保交叉横梁是水平的。

4.After installing the cross rail, the workers began to add the roofing material.

安装完交叉横梁后，工人们开始添加屋顶材料。

5.The engineer specified a strong material for the cross rail to ensure safety.

工程师指定了一种强度高的材料用于交叉横梁以确保安全。

作文

The term cross rail refers to a structural element used in construction and engineering, particularly in the context of railways and bridges. A cross rail is typically a horizontal beam that connects two vertical supports, providing stability and support for the structure above it. This concept is crucial in ensuring that the integrity of the construction is maintained, allowing for safe transportation and usage. In modern engineering, the design and implementation of cross rails have evolved significantly with advancements in materials and technology. For instance, the use of steel and reinforced concrete has improved the strength and durability of cross rails, making them more effective in bearing loads and resisting environmental factors such as wind and seismic activity.In urban environments, the role of cross rails is even more pronounced. As cities expand and the demand for efficient public transportation increases, the need for robust infrastructure becomes paramount. The construction of elevated train systems often relies heavily on cross rails to support tracks that run above ground. These structures not only facilitate the movement of trains but also help reduce congestion on city streets, promoting a more sustainable mode of transport.Moreover, the design of cross rails must account for various factors, including the weight of the trains, the frequency of service, and potential dynamic loads caused by acceleration and braking. Engineers utilize sophisticated modeling techniques to ensure that each cross rail can withstand these stresses over time. Regular inspections and maintenance are also essential to ensure that these components remain in good condition, preventing accidents and ensuring the safety of passengers.In addition to their functional aspects, cross rails can also have aesthetic implications. In many cities, the design of railway systems integrates architectural considerations that enhance the visual appeal of the infrastructure. This balance between functionality and aesthetics is crucial in urban planning, where the goal is to create a harmonious environment that serves the needs of the community while also being visually pleasing.As we look towards the future, the importance of cross rails will likely continue to grow. With the advent of new technologies such as autonomous trains and smart infrastructure, the role of these structural elements may evolve further. Innovations in materials science could lead to lighter and stronger cross rails, contributing to more efficient designs and potentially lowering construction costs.In conclusion, the term cross rail encompasses a vital component of modern engineering and urban transportation systems. Understanding its significance helps us appreciate the complexity and thought that goes into constructing safe and efficient infrastructure. As cities continue to develop and the demand for sustainable transportation grows, the role of cross rails will undoubtedly remain central to our efforts in building the cities of the future.

“cross rail”这个术语指的是在建筑和工程中使用的结构元素，特别是在铁路和桥梁的背景下。cross rail通常是连接两个垂直支撑的水平梁，为其上方的结构提供稳定性和支持。这个概念对于确保建筑完整性至关重要，使得安全运输和使用成为可能。在现代工程中，cross rails的设计和实施随着材料和技术的进步而显著发展。例如，钢材和钢筋混凝土的使用提高了cross rails的强度和耐久性，使其在承载负荷和抵抗风和地震等环境因素方面更为有效。在城市环境中，cross rails的作用更加明显。随着城市扩张和对高效公共交通需求的增加，强大基础设施的需求变得至关重要。高架列车系统的建设往往严重依赖于cross rails来支撑高于地面的轨道。这些结构不仅促进了列车的运行，还帮助减少城市街道的拥堵，促进了一种更可持续的交通方式。此外，cross rails的设计必须考虑多种因素，包括列车的重量、服务频率以及加速和制动引起的潜在动态负荷。工程师利用复杂的建模技术来确保每个cross rail能够承受这些长期压力。定期检查和维护也至关重要，以确保这些组件保持良好状态，防止事故并确保乘客的安全。除了功能方面，cross rails还可能具有美学影响。在许多城市，铁路系统的设计结合了增强基础设施视觉吸引力的建筑考虑。功能性和美学之间的这种平衡在城市规划中至关重要，其目标是创造一个和谐的环境，既能满足社区的需求，又能在视觉上令人愉悦。展望未来，cross rails的重要性可能会继续增长。随着自动列车和智能基础设施等新技术的出现，这些结构元素的角色可能会进一步演变。材料科学的创新可能导致更轻、更强的cross rails，有助于更高效的设计，并可能降低建设成本。总之，cross rail这一术语涵盖了现代工程和城市交通系统的一个重要组成部分。理解其重要性有助于我们欣赏构建安全高效基础设施所需的复杂性和思考。随着城市的不断发展和对可持续交通的需求增长，cross rails的角色无疑将继续在我们建设未来城市的努力中占据中心地位。