roadbed
简明释义
n. 路基；车行道
英英释义
The foundation or base on which a road is constructed, typically consisting of layers of materials that provide support and drainage. | 道路的基础或底部，通常由提供支撑和排水的多层材料组成。 |
单词用法
抬高路床 | |
建设路床 | |
路床材料 | |
路床稳定性 |
同义词
反义词
| 天空 | 天空晴朗，湛蓝。 | ||
| 空气 | 他深吸了一口新鲜空气。 |
例句
1.Filtrate: it can strengthen in geotechnical engineering such as riverbank dam highroad railway roadbed of airport etc.
反滤作用：用于河流堤，坝公路铁路，机场路基，挡土墙回填土，边坡等岩土工程，提高稳定性。
2.The steam-roller levelled out the gravel roadbed and then the concrete was poured.
蒸汽压路机把砾石路基压平后浇灌了混凝土。
3.The compaction of roadbed is key for road fill roadbed engineering construction.
对于公路填方路基工程，路基压实是非常关键的工作。
4.The roadbed construction methods together directly related to the construction progress and quality of the project.
挖方路基的施工方法选择直接关系到施工进度和工程质量。
5.The paper discusses the content of roadbed pavement drainage design.
文章针对路基路面排水设计等内容进行了探讨。
6.Filtrate: it can strengthen in geotechnical engineering such as riverbank dam highroad railway roadbed of airport etc.
反滤作用：用于河流堤，坝公路铁路，机场路基，挡土墙回填土，边坡等岩土工程，提高稳定性。
7.The roadbed settlement which is influenced by many complicated factors is a dynamic and dependent process.
路基沉降受许多复杂因素的影响，是一个动态的相互依存的过程。
8.The construction crew worked late into the night to lay the new roadbed 路基 for the highway.
施工队晚上加班铺设高速公路的新路基。
9.During the inspection, they found cracks in the roadbed 路基 that required immediate attention.
在检查中，他们发现路基有裂缝，需要立即处理。
10.Engineers designed a drainage system to prevent water from pooling on the roadbed 路基.
工程师设计了一个排水系统，以防止水在路基上积聚。
11.After heavy rains, the roadbed 路基 of the dirt road became unstable and needed repairs.
经过大雨后，土路的路基变得不稳定，需要修复。
12.The old railway roadbed 路基 was replaced with a modern one to accommodate faster trains.
旧铁路的路基被现代化的路基替换，以适应更快的列车。
作文
The construction of roads is a fundamental aspect of modern infrastructure, facilitating transportation and connectivity. One critical component of road construction is the roadbed, which serves as the foundation for the entire roadway. The roadbed (路基) is designed to support the weight of vehicles while ensuring stability and durability over time.To understand the significance of the roadbed, we must first consider its role in the overall structure of a road. The roadbed consists of layers of materials that are carefully selected and compacted to create a solid base. This base is essential because it distributes the load from traffic evenly across the ground, preventing deformation and damage to the road surface.The materials used in constructing a roadbed can vary depending on the location and expected traffic conditions. Common materials include gravel, crushed stone, and sometimes even recycled materials. Engineers assess factors such as soil type, moisture content, and anticipated loads to determine the most suitable materials for the roadbed (路基). Moreover, the design of the roadbed must account for drainage. Proper drainage is crucial to maintaining the integrity of the roadbed. Water accumulation can weaken the foundation, leading to potholes and other forms of road damage. Therefore, engineers often incorporate drainage systems into the roadbed design to channel water away from the road surface and prevent erosion.In addition to supporting vehicles, the roadbed plays a vital role in ensuring safety. A well-constructed roadbed helps maintain the road's alignment and minimizes the risk of accidents caused by uneven surfaces. When drivers encounter bumps or dips in the road, it can lead to loss of control, especially at high speeds. Thus, maintaining a smooth and stable roadbed is essential for safe driving conditions.As urban areas continue to expand, the demand for new roads and improved infrastructure increases. This growth presents challenges for engineers and construction teams tasked with designing effective roadbeds. They must balance the need for rapid construction with the requirement for quality and longevity. Innovative techniques and materials are continually being developed to enhance the performance of roadbeds, ensuring they can withstand the pressures of modern traffic.In conclusion, the roadbed (路基) is a critical element in road construction that supports traffic, ensures safety, and contributes to the longevity of the roadway. Understanding its importance allows us to appreciate the complexities involved in creating and maintaining our transportation networks. As we move forward, advancements in engineering will undoubtedly improve the design and functionality of roadbeds, paving the way for safer and more efficient roads.
