cantilever bridge

简明释义

悬臂桥

英英释义

例句

1.The iconic cantilever bridge over the river is a popular spot for tourists.

横跨河流的标志性悬臂桥是游客们的热门景点。

2.The cantilever bridge was designed to withstand strong winds and heavy loads.

这座悬臂桥的设计能承受强风和重载。

3.The construction of the new cantilever bridge has significantly improved traffic flow in the area.

新建的悬臂桥的施工显著改善了该地区的交通流量。

4.During the inspection, the team found that the cantilever bridge required some maintenance work.

在检查过程中，团队发现悬臂桥需要进行一些维护工作。

5.Engineers often choose a cantilever bridge design for its ability to span long distances without support.

工程师们常常选择悬臂桥设计，因为它能够在没有支撑的情况下跨越长距离。

作文

The engineering marvel known as the cantilever bridge has fascinated architects and builders for centuries. A cantilever bridge is a type of bridge that uses cantilevers—structures that project horizontally into space, supported on only one end. This design allows for longer spans compared to traditional bridges, making it especially useful in locations where building supports directly beneath the bridge is not feasible. The concept of the cantilever bridge dates back to ancient times, but it was during the 19th century that it gained popularity with the advent of new materials such as steel and reinforced concrete.One of the most famous examples of a cantilever bridge is the Forth Bridge in Scotland, which was completed in 1890. This iconic structure showcases the strength and stability of the cantilever bridge design. Its bold, red steel framework stretches across the Firth of Forth, demonstrating how cantilevers can effectively manage the forces of tension and compression. The Forth Bridge not only serves as a vital transportation link but also stands as a testament to human ingenuity in engineering.The advantages of cantilever bridges extend beyond their impressive spans. They are often more economical than other types of bridges because they require fewer materials and less maintenance. The design efficiently distributes loads, which means that they can withstand significant weight and dynamic forces, such as those from vehicles and pedestrians. Additionally, the aesthetic appeal of a cantilever bridge can enhance the surrounding landscape, making them popular choices for scenic areas.However, constructing a cantilever bridge does come with challenges. The engineering calculations involved must be precise, as the balance of forces is critical to the bridge's integrity. Moreover, the construction process requires careful planning and execution to ensure safety and stability. Engineers must consider various factors, such as wind resistance and potential seismic activity, which can impact the performance of the bridge over time.In modern times, advancements in technology have allowed for the creation of even more complex cantilever bridges. For instance, the Quebec Bridge in Canada is another famous example, known for its record-breaking span at the time of its completion. It faced numerous construction challenges, including collapses that resulted in loss of life, highlighting the risks involved in such ambitious projects.Today, cantilever bridges continue to play a crucial role in infrastructure development around the world. They are used in everything from highways to railways, providing essential connectivity for communities. As urbanization increases and the demand for efficient transportation solutions grows, the cantilever bridge remains a relevant and innovative choice for engineers and planners alike.In conclusion, the cantilever bridge is an extraordinary example of engineering excellence. Its unique design allows for impressive spans and aesthetic appeal while offering practical advantages in terms of cost and maintenance. As we move forward, it is likely that the cantilever bridge will continue to evolve, incorporating new materials and technologies to meet the demands of modern society. The enduring legacy of the cantilever bridge serves as a reminder of the remarkable achievements made possible through human creativity and determination.

被称为工程奇迹的悬臂桥吸引了建筑师和建造者几个世纪以来的关注。悬臂桥是一种使用悬臂结构的桥梁，这些结构水平伸展到空间中，仅在一端支撑。这种设计允许比传统桥梁更长的跨距，使其在无法在桥下直接建造支撑的地点尤其有用。悬臂桥的概念可以追溯到古代，但在19世纪，随着钢铁和钢筋混凝土等新材料的出现，它开始流行。一个著名的悬臂桥例子是位于苏格兰的福斯桥，它于1890年完工。这座标志性结构展示了悬臂桥设计的强度和稳定性。它大胆的红色钢框架横跨福斯湾，展示了悬臂如何有效地管理拉力和压力的作用。福斯桥不仅是一个重要的交通连接，同时也作为人类工程智慧的见证。悬臂桥的优点不仅限于其令人印象深刻的跨距。与其他类型的桥梁相比，它们通常更经济，因为所需的材料更少，维护成本较低。该设计有效地分配负载，这意味着它们能够承受显著的重量和动态力量，例如来自车辆和行人的力量。此外，悬臂桥的美学吸引力可以增强周围的景观，使其成为风景区的热门选择。然而，建造悬臂桥确实面临挑战。涉及的工程计算必须精确，因为力量的平衡对桥梁的完整性至关重要。此外，施工过程需要仔细规划和执行，以确保安全和稳定。工程师必须考虑各种因素，例如风阻和潜在的地震活动，这些因素可能会影响桥梁随着时间的推移的性能。在现代，技术的进步使得更加复杂的悬臂桥的建造成为可能。例如，加拿大的魁北克桥是另一个著名的例子，以其当时创纪录的跨距而闻名。它面临着许多建设挑战，包括导致人员伤亡的倒塌，突显了此类雄心勃勃的项目中涉及的风险。如今，悬臂桥继续在世界各地的基础设施发展中发挥关键作用。它们用于高速公路、铁路等，为社区提供基本的连接。随着城市化的增加和对高效交通解决方案的需求增长，悬臂桥仍然是工程师和规划者的相关和创新选择。总之，悬臂桥是工程卓越的非凡示例。其独特的设计允许令人印象深刻的跨距和美学吸引力，同时在成本和维护方面提供实际优势。随着我们向前发展，悬臂桥可能会继续发展，结合新材料和技术以满足现代社会的需求。悬臂桥的持久遗产提醒我们，通过人类的创造力和决心，可以实现非凡的成就。