coefficient of fineness

简明释义

瘦长系数肥瘠系数

英英释义

例句

1.The lab report showed a coefficient of fineness of 0.5 for the aggregate used in the project.

实验室报告显示该项目使用的骨料的细度系数为0.5。

2.A higher coefficient of fineness indicates finer particles, which can affect the strength of the concrete mix.

更高的细度系数表示颗粒较细，这可能会影响混凝土配合物的强度。

3.The engineer calculated the coefficient of fineness to determine the quality of the sand used in construction.

工程师计算了细度系数以确定用于建筑的沙子的质量。

4.When selecting materials for a filter, the coefficient of fineness helps in choosing the right grain size.

在选择过滤材料时，细度系数有助于选择合适的颗粒大小。

5.In soil analysis, the coefficient of fineness is crucial for understanding drainage capabilities.

在土壤分析中，细度系数对于理解排水能力至关重要。

作文

In the field of material science and engineering, understanding the properties of materials is crucial for various applications. One important property that is often analyzed is the coefficient of fineness, which refers to the measure of how fine or coarse a material is, particularly in the context of granular materials such as soils, sands, and aggregates. The coefficient of fineness (细度系数) provides valuable insights into the distribution of particle sizes within a sample, which can significantly impact the material's behavior and performance in construction and other engineering applications.The coefficient of fineness is typically calculated by taking the ratio of the weight of the particles that pass through a specific sieve size to the total weight of the sample. This measurement is essential because it helps engineers determine the suitability of a material for specific uses. For example, in concrete production, the coefficient of fineness can influence the strength, workability, and durability of the final product. A lower coefficient indicates finer particles, which may lead to better packing and stronger concrete, while a higher coefficient suggests coarser materials that could result in weaker structures.Moreover, the coefficient of fineness is not only relevant in construction but also plays a critical role in other industries, such as ceramics, pharmaceuticals, and food processing. In ceramics, for instance, the fineness of the raw materials affects the texture and strength of the final products. In pharmaceuticals, the particle size can influence the dissolution rate and bioavailability of drugs. Thus, understanding and controlling the coefficient of fineness is vital for ensuring quality and performance across various sectors.To illustrate the importance of the coefficient of fineness, let’s consider a practical scenario. Imagine a construction project where engineers are tasked with selecting the right aggregate for concrete. They perform a sieve analysis to determine the coefficient of fineness of different aggregates available. By comparing the coefficients, they can select an aggregate that meets the desired specifications for strength and workability. This decision ultimately impacts the safety and longevity of the structure being built.In addition to its practical applications, the coefficient of fineness also serves as a critical parameter in research and development. Scientists and engineers often experiment with different materials and their respective coefficients to innovate and improve existing products. By manipulating the fineness of materials, they can enhance performance characteristics, leading to advancements in technology and engineering practices.In conclusion, the coefficient of fineness (细度系数) is a fundamental concept in material science that measures the fineness of granular materials. Its significance spans multiple industries, influencing everything from construction to pharmaceuticals. By understanding and applying this coefficient, professionals can make informed decisions that enhance the quality and performance of materials, ultimately contributing to safer and more efficient engineering solutions. As we continue to explore new materials and techniques, the coefficient of fineness will remain a key factor in driving innovation and excellence in various fields.

在材料科学和工程领域，理解材料的性质对各种应用至关重要。一个经常分析的重要性质是细度系数，它指的是材料的细腻或粗糙程度，特别是在土壤、沙子和骨料等颗粒材料的背景下。细度系数（coefficient of fineness）提供了有关样品中颗粒大小分布的宝贵见解，这可以显著影响材料在建筑和其他工程应用中的行为和性能。细度系数通常通过将通过特定筛网尺寸的颗粒重量与样品的总重量的比率来计算。这一测量至关重要，因为它帮助工程师确定材料是否适合特定用途。例如，在混凝土生产中，细度系数可以影响最终产品的强度、可加工性和耐久性。较低的系数表示颗粒较细，这可能导致更好的堆积和更强的混凝土，而较高的系数则表明材料较粗，可能导致结构较弱。此外，细度系数不仅在建筑中相关，还在陶瓷、制药和食品加工等其他行业中发挥着关键作用。例如，在陶瓷中，原材料的细度会影响最终产品的质地和强度。在制药中，颗粒大小可以影响药物的溶解速率和生物利用度。因此，理解和控制细度系数对于确保各个行业的质量和性能至关重要。为了说明细度系数的重要性，让我们考虑一个实际场景。想象一下，一个建筑项目，工程师们需要选择合适的骨料用于混凝土。他们进行筛分分析，以确定不同骨料的细度系数。通过比较这些系数，他们可以选择符合强度和可加工性要求的骨料。这一决定最终会影响所建结构的安全性和耐久性。除了其实际应用，细度系数还在研究和开发中作为一个关键参数。科学家和工程师经常实验不同的材料及其各自的系数，以创新和改进现有产品。通过操控材料的细度，他们可以增强性能特性，从而推动技术和工程实践的进步。总之，细度系数（coefficient of fineness）是材料科学中的一个基本概念，用于测量颗粒材料的细度。它的重要性跨越多个行业，影响从建筑到制药的一切。通过理解和应用这一系数，专业人士可以做出明智的决策，从而提高材料的质量和性能，最终为更安全和更高效的工程解决方案做出贡献。随着我们继续探索新材料和技术，细度系数将始终是推动各个领域创新和卓越的关键因素。