asphalt cement

简明释义

沥青水泥

英英释义

例句

1.They applied a layer of asphalt cement to repair the cracked driveway.

他们在破裂的车道上涂了一层沥青水泥进行修复。

2.The road construction crew used asphalt cement to seal the pavement joints.

道路施工队使用沥青水泥来密封路面接缝。

3.After the rain, the asphalt cement can become soft and pliable.

下雨后，沥青水泥可能会变得柔软和可塑。

4.To improve durability, they added additives to the asphalt cement mixture.

为了提高耐用性，他们在沥青水泥混合物中添加了添加剂。

5.The contractor recommended using high-quality asphalt cement for better performance.

承包商建议使用高质量的沥青水泥以获得更好的性能。

作文

Asphalt is a vital material in the construction and maintenance of roads, parking lots, and various other surfaces. One specific type of asphalt that plays a crucial role in these applications is known as asphalt cement. This substance is a black, sticky liquid that is derived from petroleum and is used primarily for binding aggregates in asphalt mixtures. Understanding asphalt cement is essential for anyone involved in civil engineering or road construction, as it directly affects the durability and performance of paved surfaces.The process of creating asphalt cement begins with the refinement of crude oil. During this refining process, various components are separated to produce different products, such as gasoline and diesel. The heavy residue left after the distillation of crude oil is further processed to produce asphalt cement. This material is characterized by its excellent adhesive properties, which allow it to effectively bind together aggregates like sand and gravel, creating a solid and durable surface.One of the primary advantages of using asphalt cement in road construction is its ability to withstand extreme weather conditions. Roads constructed with asphalt cement can endure high temperatures in summer and freezing conditions in winter without significant damage. This resilience makes it a preferred choice for many highway projects around the world.Moreover, asphalt cement is also environmentally friendly compared to other paving materials. It can be easily recycled, which reduces waste and conserves natural resources. Reclaimed asphalt pavement (RAP) can be combined with new asphalt cement to create a high-quality product that meets the same standards as newly produced asphalt. This recycling process not only minimizes the environmental impact but also lowers construction costs, making it an economically viable option for many municipalities.In addition to its practical benefits, asphalt cement also contributes to the aesthetics of roadways. It provides a smooth, dark surface that enhances the appearance of streets and highways. Additionally, the use of colored asphalt cement allows for creative design solutions in urban areas, where aesthetics play a significant role in city planning.However, working with asphalt cement does come with certain challenges. For instance, proper temperature control during application is critical. If the asphalt cement is too cool, it may not bond effectively with aggregates, leading to premature failure of the surface. Conversely, if it is too hot, it can become overly fluid, making it difficult to work with and potentially causing safety hazards.In conclusion, asphalt cement is an indispensable material in the realm of construction and infrastructure. Its unique properties make it suitable for a wide range of applications, particularly in road construction. Understanding the production, benefits, and challenges associated with asphalt cement is essential for professionals in the field. As we continue to explore sustainable construction practices, the importance of asphalt cement will likely grow, reinforcing its position as a key player in modern engineering and construction.

沥青是道路、停车场和各种其他表面的建设和维护中一种重要的材料。其中一种在这些应用中发挥关键作用的特定类型的沥青被称为沥青水泥。这种物质是一种黑色的粘稠液体，来源于石油，主要用于在沥青混合物中结合骨料。理解沥青水泥对任何参与土木工程或道路建设的人来说都是至关重要的，因为它直接影响到铺装表面的耐久性和性能。生产沥青水泥的过程始于原油的精炼。在这个精炼过程中，各种成分被分离以生产不同的产品，如汽油和柴油。石油蒸馏后留下的重残渣经过进一步处理，生产出沥青水泥。这种材料以其优良的粘附性而著称，能够有效地将沙子和砾石等骨料结合在一起，形成坚固耐用的表面。使用沥青水泥进行道路建设的主要优势之一是它能够承受极端的天气条件。用沥青水泥建造的道路可以在夏季高温和冬季严寒的条件下经受住而不会受到重大损害。这种韧性使其成为世界各地许多高速公路项目的首选。此外，与其他铺路材料相比，沥青水泥也是环保的。它可以很容易地回收，这减少了废物并节约了自然资源。再生沥青路面（RAP）可以与新的沥青水泥结合，创造出符合新生产沥青相同标准的高质量产品。这个回收过程不仅最小化了环境影响，还降低了建设成本，使其成为许多市政当局的经济可行选择。除了实用好处外，沥青水泥还对道路的美观有贡献。它提供了一种光滑的深色表面，增强了街道和高速公路的外观。此外，使用彩色沥青水泥允许在城市区域进行创造性的设计解决方案，在这些地方，美学在城市规划中起着重要作用。然而，使用沥青水泥确实存在一些挑战。例如，施工期间的适当温度控制至关重要。如果沥青水泥过冷，它可能无法有效地与骨料结合，从而导致表面过早失效。相反，如果它过热，则可能变得过于流动，难以处理，并可能造成安全隐患。总之，沥青水泥是建筑和基础设施领域不可或缺的材料。其独特的特性使其适用于广泛的应用，特别是在道路建设中。了解与沥青水泥相关的生产、好处和挑战对该领域的专业人士至关重要。随着我们继续探索可持续的建筑实践，沥青水泥的重要性可能会不断增加，巩固其作为现代工程和建筑中的关键角色。