asphalt levelling course

简明释义

沥青混凝土整平层

英英释义

例句

1.During the resurfacing project, the team focused on applying an asphalt levelling course first.

在重新铺设项目中，团队首先专注于施加一个沥青找平层。

2.The asphalt levelling course is crucial for preventing water accumulation on the road.

为了防止路面积水，沥青找平层是至关重要的。

3.An effective asphalt levelling course can extend the lifespan of the pavement significantly.

有效的沥青找平层可以显著延长路面的使用寿命。

4.Before laying the final asphalt, we need to install an asphalt levelling course to correct any irregularities.

在铺设最终的沥青之前，我们需要安装一个沥青找平层以修正任何不规则性。

5.The contractor applied an asphalt levelling course to ensure a smooth surface for the new road.

承包商施加了一个沥青找平层以确保新道路表面的平滑。

作文

The construction and maintenance of roadways are critical aspects of modern infrastructure. One of the essential techniques used in this field is the application of an asphalt levelling course, which plays a vital role in ensuring that roads are smooth, durable, and safe for vehicles. An asphalt levelling course (沥青找平层) is a layer of asphalt that is applied to correct surface irregularities and provide a uniform base for subsequent layers of pavement. This process is crucial because it helps to prevent water accumulation, reduces wear on vehicles, and extends the lifespan of the road itself.To understand the importance of an asphalt levelling course, we must first recognize the challenges faced in road construction. Uneven surfaces can lead to various issues such as potholes, cracks, and other forms of pavement distress. These problems not only compromise the quality of the road but also pose safety risks for drivers and pedestrians. By implementing an effective asphalt levelling course, engineers can create a smoother surface that enhances vehicle performance and minimizes the likelihood of accidents.The process of laying an asphalt levelling course involves several steps. First, the existing road surface is assessed for any damage or irregularities. This assessment helps determine the thickness and extent of the levelling course required. Next, any necessary repairs to the underlying structure are made to ensure stability. Once the foundation is secure, the asphalt mixture is prepared, typically consisting of aggregates, binder, and additives. The mixture is then heated and applied using specialized machinery to achieve an even layer.One of the key benefits of an asphalt levelling course is its ability to improve drainage. Proper drainage is essential for preventing water from pooling on the road surface, which can lead to erosion and structural damage over time. By creating a level surface, water can flow more efficiently towards drainage systems, reducing the risk of flooding and prolonging the life of the pavement.Moreover, an asphalt levelling course contributes to the aesthetic appeal of roadways. A well-constructed surface not only looks better but also enhances the overall experience for drivers and passengers. Smooth roads reduce noise levels and vibrations, making travel more comfortable. Furthermore, they can improve fuel efficiency for vehicles, as less energy is required to navigate over a smooth surface compared to a rough one.In conclusion, the application of an asphalt levelling course is an indispensable technique in road construction and maintenance. It addresses surface irregularities, improves drainage, enhances safety, and contributes to the longevity of roadways. As urbanization continues to expand and traffic volumes increase, the demand for high-quality road surfaces will only grow. Therefore, understanding and implementing effective solutions like the asphalt levelling course will be crucial for future infrastructure projects, ensuring that our roads remain safe and efficient for all users.

道路的建设和维护是现代基础设施的关键方面。在这个领域中，应用沥青找平层是一项至关重要的技术，它在确保道路平滑、耐用和安全方面发挥着重要作用。沥青找平层（asphalt levelling course）是指一层沥青，用于修正表面不规则性，并为后续的铺路层提供均匀的基础。这一过程至关重要，因为它有助于防止水积聚，减少车辆磨损，并延长道路本身的使用寿命。要理解沥青找平层的重要性，我们首先必须认识到道路建设中面临的挑战。不平坦的表面可能导致各种问题，例如坑洞、裂缝和其他形式的路面损坏。这些问题不仅会影响道路的质量，还会对驾驶者和行人构成安全风险。通过实施有效的沥青找平层，工程师可以创造出更平滑的表面，从而提高车辆性能，减少事故发生的可能性。铺设沥青找平层的过程包括几个步骤。首先，对现有的路面进行评估，以检查是否有损坏或不规则性。这一评估有助于确定所需的找平层的厚度和范围。接下来，对基础结构进行必要的修复，以确保其稳定性。一旦基础稳固，沥青混合物就会被准备好，通常由骨料、粘结剂和添加剂组成。然后将混合物加热，并使用专用机械施加，以实现均匀的层。沥青找平层的一个关键好处是它能改善排水。适当的排水对于防止水在路面上积聚至关重要，这可能导致侵蚀和结构损坏。通过创建一个平坦的表面，水可以更有效地流向排水系统，从而降低洪水风险并延长路面的使用寿命。此外，沥青找平层还增强了道路的美观性。精心施工的表面不仅看起来更好，而且提升了驾驶者和乘客的整体体验。平滑的道路可以减少噪音和振动，使旅行更加舒适。此外，它们还可以提高车辆的燃油效率，因为在平滑的表面上行驶所需的能量比在粗糙的表面上少。总之，应用沥青找平层是道路建设和维护中不可或缺的技术。它解决了表面不规则性、改善了排水、增强了安全性，并有助于延长道路的使用寿命。随着城市化的不断扩展和交通量的增加，对高质量路面需求只会增长。因此，理解和实施有效的解决方案，如沥青找平层，对未来基础设施项目至关重要，确保我们的道路对所有用户保持安全和高效。