hard asphalt

简明释义

硬沥青

英英释义

例句

1.During the summer, the hard asphalt can get extremely hot and uncomfortable to walk on.

在夏天，硬沥青会变得非常热，走上去会很不舒服。

2.The construction crew used hard asphalt to ensure the parking lot would last for years.

施工队使用了硬沥青以确保停车场能够使用多年。

3.The city decided to repave the roads with hard asphalt to improve durability.

城市决定用硬沥青重新铺设道路，以提高耐用性。

4.Cyclists prefer paths made of hard asphalt for better traction.

骑行者更喜欢用硬沥青铺成的小路，因为这样能提供更好的抓地力。

5.After the rain, the hard asphalt quickly dries up, making it safe for vehicles.

下雨后，硬沥青很快干燥，使车辆安全通行。

作文

The city streets are often paved with hard asphalt, a material that provides durability and resilience against the wear and tear of daily traffic. This type of pavement is crucial for urban infrastructure, as it supports not only vehicles but also pedestrians and cyclists. The term hard asphalt refers to a mixture of aggregates, binder, and fillers that, when combined, create a solid surface capable of withstanding heavy loads. In many cities, the use of hard asphalt has become the standard for road construction due to its ability to endure various weather conditions while maintaining a smooth driving experience.One of the primary advantages of hard asphalt is its flexibility. Unlike concrete, which can crack under pressure or temperature changes, hard asphalt can adapt to minor shifts in the ground below. This characteristic makes it particularly suitable for areas prone to ground movement or where heavy machinery is frequently used. Additionally, hard asphalt can be designed with different textures and finishes, allowing for aesthetic versatility in urban planning.Moreover, the installation process of hard asphalt is relatively quick compared to other materials. Roads can be resurfaced in a matter of days, minimizing disruptions to traffic and local businesses. This efficiency is vital in densely populated areas where every minute counts. The maintenance of hard asphalt surfaces is also manageable; with regular inspections and timely repairs, the lifespan of the pavement can be extended significantly.However, there are environmental considerations associated with the use of hard asphalt. The production of asphalt involves heating materials, which can contribute to air pollution and greenhouse gas emissions. Furthermore, during heavy rainfall, hard asphalt can lead to runoff that carries pollutants into waterways. Therefore, many cities are exploring sustainable alternatives, such as permeable pavements that allow water to infiltrate rather than run off.In conclusion, hard asphalt plays a vital role in modern transportation infrastructure. Its durability, adaptability, and ease of installation make it a preferred choice for road construction. However, as urban areas continue to grow, it is essential to balance the benefits of hard asphalt with responsible environmental practices. By doing so, we can ensure that our cities remain functional and sustainable for future generations.

城市街道通常铺设有硬沥青，这种材料提供了耐用性和抗磨损能力，以应对日常交通的磨损。这种类型的路面对城市基础设施至关重要，因为它不仅支持车辆，还支持行人和骑自行车的人。术语硬沥青指的是一种由骨料、粘合剂和填料混合而成的材料，当它们结合在一起时，会形成一个坚固的表面，能够承受重负荷。在许多城市，使用硬沥青已成为道路建设的标准，因为它能够承受各种天气条件，同时保持平滑的驾驶体验。硬沥青的主要优点之一是其灵活性。与水泥不同，水泥在压力或温度变化下可能会开裂，而硬沥青可以适应地下微小的变化。这一特性使其特别适合于地面运动频繁或重型机械经常使用的区域。此外，硬沥青可以设计成不同的纹理和表面处理，在城市规划中具有美学的多样性。此外，硬沥青的安装过程相对较快，与其他材料相比。道路可以在几天内重新铺设，最小化对交通和当地商业的干扰。这种效率在拥挤的城市地区尤为重要，因为每一分钟都很关键。硬沥青表面的维护也很容易；通过定期检查和及时修复，可以显著延长路面的使用寿命。然而，使用硬沥青也存在环境考虑。沥青的生产涉及加热材料，这可能会导致空气污染和温室气体排放。此外，在大雨期间，硬沥青可能导致径流，将污染物带入水道。因此，许多城市正在探索可持续替代品，如透水路面，允许水渗透而不是径流。总之，硬沥青在现代交通基础设施中发挥着至关重要的作用。其耐用性、适应性和易于安装的特点使其成为道路建设的首选。然而，随着城市地区的不断增长，平衡硬沥青的好处与负责任的环境实践至关重要。通过这样做，我们可以确保我们的城市在未来几代人中仍然功能齐全且可持续。