continuously graded aggregate

简明释义

连续级配骨料

英英释义

例句

1.The construction team decided to use continuously graded aggregate for the concrete mix to ensure better strength and durability.

施工团队决定使用连续级配骨料来制作混凝土，以确保更好的强度和耐久性。

2.The engineer recommended continuously graded aggregate for the foundation to improve load distribution.

工程师建议在基础中使用连续级配骨料以改善荷载分布。

3.Using continuously graded aggregate in road construction helps achieve a smoother surface and reduces maintenance costs.

在道路建设中使用连续级配骨料有助于实现更平滑的表面，并减少维护成本。

4.To enhance the drainage properties, the landscape architect chose continuously graded aggregate for the garden pathways.

为了增强排水性能，景观设计师在花园小径中选择了连续级配骨料。

5.In the production of high-performance concrete, continuously graded aggregate is often preferred for its uniformity.

在高性能混凝土的生产中，通常优先选择连续级配骨料，因为它的均匀性。

作文

In the field of civil engineering and construction, the choice of materials is crucial for ensuring the durability and strength of structures. One important material that engineers often consider is aggregate. Among the different types of aggregates available, continuously graded aggregate stands out due to its unique properties and benefits. Understanding what continuously graded aggregate is can help in making informed decisions when it comes to construction projects.连续级配骨料, as the term suggests, refers to a type of aggregate that has a continuous range of particle sizes. Unlike well-graded aggregates, which consist of a limited range of sizes, continuously graded aggregate includes particles of various sizes distributed evenly throughout the mixture. This characteristic allows for better packing and reduces the voids between particles, leading to a denser and more stable material.One of the primary advantages of using continuously graded aggregate is its ability to improve the workability of concrete. When mixed with cement and water, this type of aggregate creates a smoother and more cohesive mixture, making it easier for workers to handle during the pouring process. This enhanced workability is particularly beneficial in large-scale construction projects where efficiency is key.Moreover, continuously graded aggregate contributes to the overall strength of the concrete. The continuous distribution of particle sizes helps to create a more compact structure, which can resist various stresses and loads. This is especially important in high-rise buildings and infrastructure projects that must withstand heavy loads and environmental factors such as wind and earthquakes.Another significant benefit of continuously graded aggregate is its impact on the durability of concrete. By minimizing the voids within the mixture, it reduces the likelihood of water infiltration and subsequent freeze-thaw cycles that can lead to cracking and damage over time. This characteristic makes it an ideal choice for outdoor applications, such as pavements and bridges, where exposure to harsh weather conditions is a concern.However, it is essential to note that the use of continuously graded aggregate requires careful consideration of the overall mix design. Engineers must ensure that the proportions of cement, water, and other additives are balanced to achieve the desired performance characteristics. Failure to do so could result in issues such as shrinkage or inadequate strength.In conclusion, the use of continuously graded aggregate in construction offers numerous advantages, including improved workability, enhanced strength, and increased durability. Understanding the properties and benefits of this type of aggregate enables engineers and construction professionals to make better material choices, ultimately leading to safer and more resilient structures. As the construction industry continues to evolve, the importance of selecting the right materials, such as continuously graded aggregate, cannot be overstated. It is a vital component in the quest for sustainable and long-lasting infrastructure that meets the demands of modern society.

在土木工程和建筑领域，材料的选择对于确保结构的耐久性和强度至关重要。工程师们经常考虑的一种重要材料是骨料。在各种可用的骨料类型中，连续级配骨料因其独特的特性和优势而脱颖而出。理解连续级配骨料的含义可以帮助在建设项目中做出明智的决策。如术语所示，连续级配骨料指的是一种具有连续粒径范围的骨料。与仅包含有限粒径范围的良好级配骨料不同，连续级配骨料包括各种粒径的颗粒均匀分布在混合物中。这一特性使得骨料之间的填充更好，减少了颗粒之间的空隙，从而形成更密实和稳定的材料。使用连续级配骨料的主要优点之一是其能够改善混凝土的可操作性。当与水泥和水混合时，这种类型的骨料会产生更平滑、更具粘性的混合物，使工人在浇筑过程中更容易处理。这种增强的可操作性在大型建设项目中尤为重要，因为效率是关键。此外，连续级配骨料有助于提高混凝土的整体强度。粒径的连续分布有助于形成更紧凑的结构，能够抵抗各种应力和负荷。这一点在高层建筑和基础设施项目中尤其重要，因为这些结构必须承受重负荷和风、地震等环境因素。连续级配骨料的另一个显著优点是其对混凝土耐久性的影响。通过最小化混合物中的空隙，它减少了水渗透和随后的冻融循环的可能性，这可能导致随着时间的推移出现开裂和损坏。这一特性使其成为户外应用（如人行道和桥梁）的理想选择，因为这些地方暴露在恶劣天气条件下。然而，需要注意的是，使用连续级配骨料需要仔细考虑整体配合设计。工程师必须确保水泥、水和其他添加剂的比例保持平衡，以达到所需的性能特性。如果未能做到这一点，可能会导致收缩或强度不足等问题。总之，在建筑中使用连续级配骨料提供了许多优势，包括改善可操作性、增强强度和增加耐久性。了解这种类型骨料的特性和优点使工程师和建筑专业人士能够做出更好的材料选择，最终导致更安全、更有韧性的结构。随着建筑行业的不断发展，选择正确材料（如连续级配骨料）的重要性不容低估。它是追求可持续和持久基础设施的关键组成部分，满足现代社会的需求。