fineness coefficient

简明释义

瘦长系数肥瘠系数

英英释义

例句

1.The engineer calculated the fineness coefficient to determine the suitability of the sand for construction.

工程师计算了细度系数以确定沙子在建筑中的适用性。

2.In concrete mix design, the fineness coefficient helps in assessing the quality of aggregates.

在混凝土配合比设计中，细度系数有助于评估骨料的质量。

3.The laboratory report included the fineness coefficient of the soil sample tested.

实验室报告中包含了测试土壤样本的细度系数。

4.A higher fineness coefficient indicates finer particles in the material.

更高的细度系数表明材料中颗粒更细。

5.To improve the performance of the asphalt, we need to adjust the fineness coefficient of the aggregates used.

为了提高沥青的性能，我们需要调整所用骨料的细度系数。

作文

The concept of fineness coefficient is crucial in various fields, particularly in civil engineering and materials science. It refers to a numerical value that indicates the particle size distribution of a material, especially aggregates used in construction. Understanding the fineness coefficient helps engineers and architects determine the appropriate materials for specific applications, ensuring the stability and durability of structures. To illustrate, consider the importance of concrete in modern construction. Concrete is composed of cement, water, and aggregates, which include sand and gravel. The fineness coefficient of the sand used can significantly affect the workability and strength of the final product. A higher fineness coefficient indicates finer particles, which can lead to a denser mixture and potentially stronger concrete. On the other hand, if the sand is too fine, it may cause shrinkage and cracking. Therefore, it is essential to select the right fineness coefficient to achieve the desired performance of the concrete.In addition to concrete, the fineness coefficient plays a vital role in the production of asphalt. Asphalt mixtures require a balance of coarse and fine aggregates to ensure proper compaction and resistance to deformation. Engineers often conduct tests to determine the fineness coefficient of the materials being used, allowing them to adjust the mix design accordingly. This careful consideration not only enhances the quality of the asphalt but also prolongs the lifespan of the roads and pavements constructed with it.Moreover, the fineness coefficient is also relevant in the field of soil mechanics. When assessing the suitability of soil for construction projects, engineers examine the fineness coefficient to understand its drainage characteristics and load-bearing capacity. Soils with a lower fineness coefficient tend to have larger particles, which may lead to better drainage but poorer stability under load. Conversely, soils with a higher fineness coefficient can retain more moisture but may be prone to compaction issues. By analyzing these properties, engineers can make informed decisions about site preparation and foundation design.In conclusion, the fineness coefficient is a fundamental parameter that influences the selection and performance of construction materials. Its significance spans across various applications, from concrete and asphalt to soil analysis. By understanding and applying the principles related to the fineness coefficient, professionals in the construction industry can enhance the quality and longevity of their projects. As construction practices continue to evolve, the importance of accurately measuring and utilizing the fineness coefficient will remain a cornerstone of successful engineering and architectural endeavors.

“细度系数”这一概念在多个领域中至关重要，特别是在土木工程和材料科学中。它指的是一个数值，表示材料的颗粒大小分布，尤其是用于建筑的骨料。理解“细度系数”有助于工程师和建筑师确定特定应用所需的合适材料，从而确保结构的稳定性和耐久性。例如，考虑混凝土在现代建筑中的重要性。混凝土由水泥、水和骨料组成，其中包括沙子和砾石。所用沙子的“细度系数”会显著影响最终产品的可加工性和强度。较高的“细度系数”表示颗粒较细，这可能导致混合物更致密，并可能使混凝土更强。然而，如果沙子过细，可能会导致收缩和开裂。因此，选择合适的“细度系数”以实现混凝土的预期性能至关重要。除了混凝土外，“细度系数”在沥青生产中也起着重要作用。沥青混合物需要粗骨料和细骨料之间的平衡，以确保适当的压实和抗变形能力。工程师通常会进行测试，以确定所用材料的“细度系数”，从而相应调整混合设计。这种细致的考虑不仅提升了沥青的质量，还延长了用其建造的道路和人行道的使用寿命。此外，“细度系数”在土壤力学领域也相关。当评估土壤是否适合建筑项目时，工程师会检查“细度系数”，以了解其排水特性和承载能力。具有较低“细度系数”的土壤往往颗粒较大，这可能导致更好的排水，但在负荷下稳定性较差。相反，具有较高“细度系数”的土壤可以保留更多水分，但可能容易发生压实问题。通过分析这些特性，工程师可以就场地准备和基础设计做出明智的决策。总之，“细度系数”是影响建筑材料选择和性能的基本参数。其重要性遍及混凝土、沥青到土壤分析等多种应用。通过理解和应用与“细度系数”相关的原则，建筑行业的专业人员可以提升其项目的质量和耐久性。随着建筑实践的不断发展，准确测量和利用“细度系数”的重要性将始终是成功工程和建筑工作的基石。