ballast covering

简明释义

道床层

英英释义

例句

1.Proper maintenance of the ballast covering is crucial for the longevity of the structure.

对压舱物覆盖层的适当维护对于结构的耐久性至关重要。

2.The ballast covering helps prevent erosion along the waterfront.

该压舱物覆盖层有助于防止沿海岸线的侵蚀。

3.Engineers recommended using a thicker ballast covering for better load distribution.

工程师建议使用更厚的压舱物覆盖层以更好地分配负载。

4.During the inspection, we noticed that the ballast covering was damaged and needed repair.

在检查过程中，我们注意到压舱物覆盖层受损，需要修理。

5.The construction team added a new ballast covering to enhance the stability of the railway tracks.

施工队添加了新的压舱物覆盖层以增强铁路轨道的稳定性。

作文

In the world of construction and engineering, the term ballast covering refers to a crucial element used to provide stability and support for various structures. This concept is particularly significant in the context of railways, where the foundation of the tracks must be secure and reliable. The ballast covering consists of coarse aggregates, such as crushed stone or gravel, that are placed beneath and around the railway ties to ensure proper drainage and to distribute the weight of the trains evenly across the ground. The importance of ballast covering cannot be overstated. Without it, the railway system would be prone to shifting and movement due to the heavy loads carried by trains. This could lead to derailments, which are dangerous and costly to rectify. By providing a stable base, ballast covering helps maintain the alignment of the tracks, ensuring that trains can travel safely and efficiently.Moreover, the design and maintenance of ballast covering play a vital role in the longevity of railway infrastructure. Over time, the ballast can become compacted or contaminated with dirt and vegetation, which may hinder its effectiveness. Regular inspections and maintenance are necessary to ensure that the ballast covering remains in optimal condition. This might involve cleaning out debris, adding new ballast material, or even replacing sections that have deteriorated.Another interesting aspect of ballast covering is its environmental impact. The materials used for ballast must be sourced sustainably to minimize harm to the environment. Furthermore, the design of the ballast covering can influence local ecosystems. For example, proper drainage systems integrated with ballast can help prevent water accumulation, which can lead to erosion and habitat destruction. Engineers must consider these factors carefully when planning new railway projects.In conclusion, the concept of ballast covering is fundamental to the safety and efficiency of railway systems. It provides the necessary support and stability for trains, ensuring smooth operations while also protecting the surrounding environment. As we continue to develop our infrastructure, understanding and improving upon elements like ballast covering will be essential for creating sustainable and reliable transportation networks.

在建筑和工程领域，术语ballast covering指的是用于提供各种结构稳定性和支持的关键元素。这个概念在铁路的背景下尤为重要，因为轨道的基础必须安全可靠。ballast covering由粗集料（如碎石或砾石）组成，这些材料被放置在铁路枕木的下方和周围，以确保适当的排水，并将火车的重量均匀分布在地面上。ballast covering的重要性不容小觑。如果没有它，铁路系统将容易因火车承载的重负而发生位移和移动。这可能导致脱轨，既危险又昂贵。通过提供一个稳定的基础，ballast covering帮助保持轨道的对齐，确保火车能够安全高效地行驶。此外，ballast covering的设计和维护在铁路基础设施的耐用性中发挥着至关重要的作用。随着时间的推移，道砟可能会变得压实或受到污垢和植物的污染，这可能会妨碍其有效性。定期检查和维护是确保ballast covering保持最佳状态所必需的。这可能涉及清理杂物、添加新的道砟材料或甚至更换已恶化的部分。ballast covering的另一个有趣方面是它对环境的影响。用于道砟的材料必须可持续开采，以最小化对环境的危害。此外，ballast covering的设计可以影响当地生态系统。例如，与道砟相结合的适当排水系统可以帮助防止水积聚，从而导致侵蚀和栖息地破坏。工程师在规划新的铁路项目时必须仔细考虑这些因素。总之，ballast covering的概念对于铁路系统的安全和效率至关重要。它为火车提供必要的支持和稳定性，确保平稳运行，同时保护周围环境。随着我们继续发展基础设施，理解和改进像ballast covering这样的元素将是创建可持续和可靠运输网络的关键。