tunnel liner

简明释义

隧道衬砌机

英英释义

例句

1.Before the excavation began, engineers assessed the durability of the tunnel liner materials.

在开挖开始之前，工程师评估了隧道衬里材料的耐久性。

2.The tunnel liner plays a crucial role in ensuring the safety of commuters.

隧道衬里在确保通勤者安全方面起着至关重要的作用。

3.After years of use, the tunnel liner required maintenance to extend its lifespan.

经过多年的使用，隧道衬里需要维护以延长其使用寿命。

4.Workers carefully applied the tunnel liner to ensure a smooth surface.

工人们小心翼翼地涂抹隧道衬里以确保表面光滑。

5.The construction team installed a new tunnel liner to prevent water infiltration.

施工队安装了新的隧道衬里以防止水渗入。

作文

In the world of civil engineering and construction, the term tunnel liner refers to a protective layer or structure that is installed within tunnels to ensure their stability and integrity. The use of tunnel liners has become increasingly important as urbanization and infrastructure demands grow. These liners serve multiple purposes, including reinforcing the tunnel walls, preventing water ingress, and providing a smooth surface for transportation. The materials used for tunnel liners can vary greatly, including concrete, steel, and even advanced composite materials. Each material offers different benefits and is chosen based on the specific requirements of the tunnel project. For instance, concrete tunnel liners are commonly used due to their durability and strength, while steel liners may be preferred in situations where flexibility is needed. One of the primary functions of a tunnel liner is to provide structural support. As tunnels are often subject to various forces, including soil pressure and seismic activity, having a robust liner is essential to prevent collapses. Engineers meticulously design these liners to withstand the specific conditions of each tunnel, ensuring safety for both the construction workers and future users. Moreover, tunnel liners play a crucial role in water management. Tunnels that are built below the water table or in areas with high groundwater levels must have effective waterproofing measures. A well-designed tunnel liner can prevent water from seeping into the tunnel, which could otherwise lead to erosion, structural damage, or hazardous working conditions. In addition to their structural and waterproofing capabilities, tunnel liners also contribute to the overall efficiency of transportation systems. For example, in metro systems, the smooth surfaces provided by these liners facilitate the movement of trains, reducing friction and wear. This not only enhances the longevity of the trains but also improves energy efficiency, making public transport more sustainable. The installation process of a tunnel liner is a critical phase in tunnel construction. It requires precision and expertise, as improper installation can lead to serious issues down the line. Typically, the process involves excavating the tunnel, preparing the surface, and then placing the liner in position. Advanced technology, such as robotic systems and automated machinery, is increasingly being used to enhance the accuracy and speed of this process. In conclusion, the significance of tunnel liners in modern civil engineering cannot be overstated. They provide essential support, waterproofing, and efficiency improvements for tunnels, which are vital components of urban infrastructure. As cities continue to grow and evolve, the role of tunnel liners will undoubtedly expand, leading to safer and more efficient transportation networks worldwide.

在土木工程和建筑领域，短语隧道衬砌指的是安装在隧道内的保护层或结构，以确保其稳定性和完整性。随着城市化和基础设施需求的增长，使用隧道衬砌变得越来越重要。这些衬砌具有多种功能，包括加固隧道壁、阻止水渗入以及提供平滑的交通表面。用于隧道衬砌的材料可以大相径庭，包括混凝土、钢材，甚至先进的复合材料。每种材料都提供不同的好处，并根据隧道项目的具体要求进行选择。例如，由于其耐用性和强度，混凝土隧道衬砌通常被广泛使用，而在需要灵活性的情况下，可能更倾向于使用钢衬砌。隧道衬砌的主要功能之一是提供结构支撑。由于隧道往往会受到各种力量的影响，包括土壤压力和地震活动，因此拥有一个坚固的衬砌对防止坍塌至关重要。工程师们精心设计这些衬砌，以承受每个隧道的特定条件，确保施工工人和未来用户的安全。此外，隧道衬砌在水管理中也发挥着至关重要的作用。那些建在水位以下或高地下水位地区的隧道必须具备有效的防水措施。设计良好的隧道衬砌可以防止水渗入隧道，否则可能导致侵蚀、结构损坏或危险的工作条件。除了结构和防水能力外，隧道衬砌还对交通系统的整体效率做出贡献。例如，在地铁系统中，这些衬砌提供的平滑表面促进了列车的移动，减少了摩擦和磨损。这不仅提高了列车的使用寿命，还改善了能源效率，使公共交通更加可持续。隧道衬砌的安装过程是隧道施工中的关键阶段。它需要精确和专业知识，因为不当的安装可能导致后续严重问题。通常，这个过程涉及挖掘隧道、准备表面，然后将衬砌放置到位。先进的技术，如机器人系统和自动化机械，越来越多地被用来提高这一过程的准确性和速度。总之，隧道衬砌在现代土木工程中的重要性不容小觑。它们为隧道提供必要的支撑、防水和效率提升，这些都是城市基础设施的重要组成部分。随着城市的不断发展，隧道衬砌的作用无疑会扩大，从而导致全球更安全、更高效的交通网络。