graded aggregate

简明释义

分级粒料

英英释义

例句

1.For landscaping, graded aggregate provides excellent drainage and aesthetic appeal.

在园艺中，级配集料提供了优良的排水和美观的效果。

2.The engineer specified a mix that included both fine and coarse graded aggregate to optimize performance.

工程师指定了一种混合物，包含细和粗的级配集料以优化性能。

3.Using graded aggregate in concrete mixes can significantly improve the strength of the final product.

在混凝土配合比中使用级配集料可以显著提高最终产品的强度。

4.The graded aggregate was tested for its load-bearing capacity before being used in the foundation.

在用于基础之前，级配集料被测试其承载能力。

5.The construction team opted for a high-quality graded aggregate to ensure the durability of the pavement.

施工团队选择了高质量的级配集料以确保路面的耐久性。

作文

In the field of construction and civil engineering, the term graded aggregate refers to a specific type of aggregate material that has been sorted into different sizes. This sorting is essential because it ensures that the mixture of materials used in concrete or asphalt is well-balanced and achieves the desired strength and durability. The process of grading aggregates involves screening the material through various mesh sizes to separate particles into distinct categories based on their dimensions. This results in a range of particle sizes that can be optimally combined to enhance the overall performance of the final product.The importance of using graded aggregate cannot be overstated. When aggregates are properly graded, they fill the voids between larger particles with smaller ones, which minimizes the amount of cement or binder needed in the mix. This not only makes the concrete more economical but also improves its mechanical properties, such as compressive strength and workability. For instance, a well-graded aggregate can lead to a denser concrete mix that is less permeable and more resistant to environmental factors, such as freeze-thaw cycles and chemical attacks.In addition to improving the physical properties of concrete, the use of graded aggregate also plays a significant role in the sustainability of construction materials. By optimizing the size distribution of aggregates, we can reduce waste and make better use of natural resources. This is particularly relevant in today’s context, where there is a growing emphasis on sustainable building practices. Utilizing graded aggregate allows for the recycling of materials, such as crushed concrete or reclaimed asphalt, which can be reintroduced into new mixes, further conserving resources and reducing the carbon footprint associated with construction.Moreover, the choice of graded aggregate affects the aesthetic qualities of concrete surfaces. Different sizes and shapes of aggregates can create unique textures and appearances in finished products. For example, larger aggregates can provide a rugged look, while finer aggregates can result in a smoother finish. Architects and designers often consider these aspects when selecting materials for their projects, ensuring that the visual impact aligns with the overall design intent.In summary, the concept of graded aggregate is fundamental to the construction industry. Its benefits extend beyond mere functionality; it encompasses economic, environmental, and aesthetic considerations. As we continue to innovate and seek more sustainable practices in construction, understanding and utilizing graded aggregate will remain a critical component in achieving high-quality and durable structures. The ongoing research and development in this area will likely yield new insights and methodologies that further enhance the efficiency and effectiveness of aggregate use in concrete and other construction materials.

在建筑和土木工程领域，术语graded aggregate指的是一种特定类型的骨料材料，这种材料经过分级处理，按不同的尺寸进行分类。这种分类至关重要，因为它确保用于混凝土或沥青的材料混合物平衡良好，并达到所需的强度和耐久性。分级骨料的过程涉及通过不同的筛网尺寸对材料进行筛选，以根据粒子的尺寸将其分离成不同的类别。这产生了一系列粒径，可以最佳结合，以增强最终产品的整体性能。使用graded aggregate的重要性不容小觑。当骨料得到适当分级时，它们可以用较小的颗粒填充较大颗粒之间的空隙，从而最小化混合中所需的水泥或粘合剂的数量。这不仅使混凝土更加经济，而且改善了其机械性能，如抗压强度和可加工性。例如，良好分级的骨料可以导致更密实的混凝土混合物，这种混合物的渗透性较低，对环境因素（如冻融循环和化学侵蚀）更具抵抗力。除了改善混凝土的物理性质外，使用graded aggregate还在建筑材料的可持续性方面发挥着重要作用。通过优化骨料的粒径分布，我们可以减少废物，更好地利用自然资源。这在当今背景下尤为相关，因为人们越来越重视可持续建筑实践。利用graded aggregate可以回收材料，例如破碎混凝土或再生沥青，这些材料可以重新引入新的混合物中，从而进一步节约资源并减少与建筑相关的碳足迹。此外，graded aggregate的选择也会影响混凝土表面的美观特性。不同大小和形状的骨料可以在成品中创造独特的纹理和外观。例如，较大的骨料可以提供粗犷的外观，而较细的骨料则可以产生更光滑的表面。建筑师和设计师在选择项目材料时，通常会考虑这些方面，以确保视觉效果与整体设计意图相一致。总之，graded aggregate的概念是建筑行业的基础。它的好处超出了单纯的功能性；它涵盖了经济、环境和美学方面的考虑。随着我们不断创新并寻求更可持续的建筑实践，理解和利用graded aggregate将仍然是实现高质量和耐用结构的重要组成部分。在这一领域的持续研究和发展可能会带来新的见解和方法，进一步提高骨料在混凝土和其他建筑材料中的使用效率和效果。