asphalt emulsion

简明释义

地沥青乳液

英英释义

例句

1.The environmental benefits of using asphalt emulsion include lower emissions during application.

使用沥青乳液的环境好处包括在施工作业中排放较低。

2.The road construction team applied a layer of asphalt emulsion to improve the surface quality.

道路施工队施加了一层沥青乳液以改善表面质量。

3.The contractor recommended asphalt emulsion for sealing cracks in the pavement.

承包商建议使用沥青乳液来密封路面的裂缝。

4.Using asphalt emulsion can help reduce dust on gravel roads.

使用沥青乳液可以减少碎石路上的灰尘。

5.After applying asphalt emulsion, the road was ready for traffic within hours.

施加了沥青乳液后，路面在几小时内就可以通车。

作文

Asphalt is a crucial material in the construction and maintenance of roads, parking lots, and various types of pavements. One of the most innovative forms of asphalt used today is known as asphalt emulsion. This term refers to a mixture of asphalt cement, water, and an emulsifying agent that helps to keep the asphalt particles suspended in the water. The result is a product that is easier to work with and can be applied at lower temperatures compared to traditional hot mix asphalt. The use of asphalt emulsion has revolutionized the way we approach road construction and maintenance, making it more efficient and environmentally friendly.The process of creating asphalt emulsion involves blending asphalt with water and an emulsifier. The emulsifier plays a vital role in stabilizing the mixture, allowing the asphalt and water to coexist without separating. This stability is essential for the application of the emulsion, especially in colder weather conditions when traditional asphalt might not perform well. Once the asphalt emulsion is applied to a surface, the water evaporates, leaving behind a durable layer of asphalt that binds well with aggregates and other materials.One of the primary advantages of using asphalt emulsion is its versatility. It can be used for a variety of applications, including surface treatments, seal coats, and even in the construction of new pavements. For instance, when used as a seal coat, asphalt emulsion helps protect existing pavement from moisture, UV rays, and traffic wear, significantly extending the lifespan of the surface. Additionally, because it can be applied at ambient temperatures, it reduces energy consumption and associated costs, making it an attractive option for many contractors.Moreover, asphalt emulsion is often considered more environmentally friendly than traditional asphalt. The production of hot mix asphalt requires heating the asphalt to high temperatures, which can release harmful emissions into the atmosphere. In contrast, the production and application of asphalt emulsion produce fewer emissions, contributing to a cleaner environment. Furthermore, since it can be mixed with recycled materials, it promotes sustainability in road construction practices.Despite its numerous benefits, there are some challenges associated with the use of asphalt emulsion. For example, the curing time can be longer compared to hot mix asphalt, which may affect project timelines. Additionally, the performance of asphalt emulsion can be influenced by weather conditions, particularly humidity and temperature. Therefore, it is crucial for contractors to consider these factors when planning their projects.In conclusion, asphalt emulsion is a significant advancement in asphalt technology that offers numerous benefits for road construction and maintenance. Its ease of application, environmental advantages, and versatility make it an excellent choice for a wide range of projects. As the industry continues to evolve, the use of asphalt emulsion will likely become more widespread, leading to improved infrastructure and sustainable practices in the field of civil engineering.

沥青是道路、停车场及各种类型路面的建设和维护中至关重要的材料。如今使用的一种创新沥青形式被称为沥青乳液。这个术语指的是沥青水泥、水和一种乳化剂的混合物，乳化剂帮助将沥青颗粒悬浮在水中。结果是，这种产品比传统热拌沥青更易于处理，并且可以在更低的温度下应用。使用沥青乳液彻底改变了我们对道路建设和维护的方式，使其更加高效和环保。制作沥青乳液的过程包括将沥青与水和乳化剂混合。乳化剂在稳定混合物方面发挥着至关重要的作用，使沥青和水能够共存而不分离。这种稳定性对于乳液的应用尤其重要，特别是在寒冷天气条件下，传统沥青可能无法良好表现。一旦沥青乳液被应用到表面，水分蒸发，留下耐用的沥青层，与集料和其他材料良好结合。使用沥青乳液的主要优点之一是其多功能性。它可以用于多种应用，包括表面处理、密封涂层，甚至新路面的建设。例如，当作为密封涂层使用时，沥青乳液有助于保护现有路面免受潮湿、紫外线和交通磨损的影响，从而显著延长表面的使用寿命。此外，由于它可以在环境温度下施加，因此减少了能源消耗和相关成本，使其成为许多承包商的吸引选项。此外，沥青乳液通常被认为比传统沥青更环保。热拌沥青的生产需要将沥青加热到高温，这可能会释放有害排放到大气中。相比之下，沥青乳液的生产和应用产生的排放更少，有助于创造一个更清洁的环境。此外，由于它可以与回收材料混合，促进了道路建设实践的可持续性。尽管有许多好处，但使用沥青乳液也存在一些挑战。例如，固化时间可能比热拌沥青长，这可能会影响项目时间表。此外，天气条件，特别是湿度和温度，可能会影响沥青乳液的性能。因此，承包商在规划项目时考虑这些因素至关重要。总之，沥青乳液是沥青技术的重要进步，为道路建设和维护提供了众多好处。它的易于应用、环境优势和多功能性使其成为各种项目的绝佳选择。随着行业的不断发展，沥青乳液的使用可能会变得更加普遍，从而改善基础设施并促进土木工程领域的可持续实践。