asphalt binder

简明释义

沥青结合料;

英英释义

例句

1.Hot mix asphalt uses a heated asphalt binder to improve workability.

热拌沥青使用加热的沥青结合料来改善可操作性。

2.The road construction crew applied a layer of asphalt binder to ensure a smooth surface.

道路施工队施加了一层沥青结合料以确保表面平滑。

3.The asphalt binder is crucial for holding the aggregate together in asphalt mixtures.

在沥青混合物中，沥青结合料对将集料结合在一起至关重要。

4.Engineers often test the quality of the asphalt binder before starting a paving project.

工程师在开始铺路项目之前，通常会测试沥青结合料的质量。

5.Using the right type of asphalt binder can significantly improve the durability of the pavement.

使用正确类型的沥青结合料可以显著提高路面的耐用性。

作文

Asphalt is a versatile material widely used in construction and paving. One of the most critical components of asphalt mixtures is the asphalt binder, which plays a vital role in ensuring the durability and performance of the final product. The asphalt binder is essentially a sticky, black, and viscous substance derived from petroleum. It serves as the glue that holds the aggregate materials together, forming a cohesive and stable surface for roads, highways, and various other applications.The importance of the asphalt binder cannot be overstated. It not only provides adhesion to the aggregates but also contributes to the overall flexibility and resilience of the asphalt mixture. This flexibility is crucial because it allows the pavement to withstand the stresses imposed by traffic loads, temperature fluctuations, and environmental factors. Without a proper asphalt binder, the integrity of the pavement would be compromised, leading to cracks, potholes, and premature failure.There are different types of asphalt binders available, each designed for specific conditions and requirements. For example, polymer-modified asphalt binders are often used in areas with heavy traffic or extreme weather conditions because they offer enhanced performance characteristics. These modified binders can improve the elasticity and durability of the asphalt, making them ideal for high-stress environments.The production of asphalt binder involves a complex process that includes refining crude oil to separate it into various components. The resulting binder must meet specific standards and specifications to ensure its suitability for use in construction. Engineers and contractors often conduct tests on the asphalt binder to determine its viscosity, temperature susceptibility, and other properties that affect its performance in the field.In addition to its technical properties, the choice of asphalt binder can also impact the sustainability of a project. With increasing awareness of environmental issues, many companies are now looking for ways to incorporate recycled materials into their asphalt mixtures. Reclaimed asphalt pavement (RAP) can be combined with new asphalt binders to create a more sustainable product that reduces waste and conserves resources.Furthermore, the application of asphalt binder is not limited to road construction. It is also used in roofing, waterproofing, and various industrial applications. In roofing, for instance, asphalt binders are essential for creating durable and weather-resistant roofing materials that protect buildings from the elements.In conclusion, the asphalt binder is a fundamental element in the world of construction and paving. Its ability to provide adhesion, flexibility, and durability makes it indispensable for creating reliable and long-lasting surfaces. As technology advances and the demand for sustainable solutions grows, the role of asphalt binders will continue to evolve, ensuring that they meet the challenges of modern engineering and environmental stewardship.

沥青是一种广泛应用于建筑和铺路的多功能材料。沥青混合物中最关键的组成部分之一是沥青粘结剂，它在确保最终产品的耐久性和性能方面发挥着至关重要的作用。沥青粘结剂本质上是一种粘性、黑色且粘稠的物质，来源于石油。它作为粘合剂，将骨料材料结合在一起，形成坚固稳定的路面，适用于道路、高速公路和各种其他应用。沥青粘结剂的重要性不容小觑。它不仅为骨料提供粘附力，还对沥青混合物的整体柔韧性和弹性做出贡献。这种柔韧性至关重要，因为它使得路面能够承受交通负荷、温度波动和环境因素带来的压力。如果没有合适的沥青粘结剂，路面的完整性将受到影响，从而导致开裂、坑洞和过早失效。市面上有不同类型的沥青粘结剂，每种类型都针对特定的条件和要求。例如，在交通繁忙或极端天气条件下，聚合物改性沥青粘结剂通常被使用，因为它们提供了增强的性能特性。这些改性粘结剂可以提高沥青的弹性和耐久性，使其非常适合高压力环境。沥青粘结剂的生产涉及一个复杂的过程，包括精炼原油以将其分离成各种成分。所得到的粘结剂必须满足特定的标准和规范，以确保其适合用于建筑。工程师和承包商通常会对沥青粘结剂进行测试，以确定其粘度、温度敏感性和其他影响其现场性能的属性。除了其技术属性外，沥青粘结剂的选择还会影响项目的可持续性。随着人们对环境问题的日益关注，许多公司现在正在寻找将回收材料纳入沥青混合物的方法。再生沥青路面（RAP）可以与新的沥青粘结剂结合，创造出更可持续的产品，减少浪费并节约资源。此外，沥青粘结剂的应用不仅限于道路建设。它还用于屋顶、防水和各种工业应用。在屋顶方面，沥青粘结剂对于制造耐用和防风雨的屋顶材料至关重要，这些材料保护建筑免受自然元素的侵害。总之，沥青粘结剂是建筑和铺路领域的基本元素。它提供粘附力、柔韧性和耐久性的能力，使其在创建可靠和持久的表面方面不可或缺。随着技术的进步和对可持续解决方案的需求增长，沥青粘结剂的角色将继续演变，确保它们满足现代工程和环境管理的挑战。