sieve analysis

简明释义

筛析

英英释义

例句

1.For quality control, the asphalt plant routinely performs a sieve analysis on the aggregate materials.

为了质量控制，沥青厂定期对集料材料进行筛分分析。

2.During the soil testing, the engineers performed a sieve analysis to assess the suitability of the soil for foundation work.

在土壤测试过程中，工程师进行了筛分分析以评估土壤是否适合基础工程。

3.The laboratory results showed that the sieve analysis revealed a high proportion of fine particles in the gravel sample.

实验室结果显示，筛分分析揭示了砾石样本中细颗粒的比例很高。

4.The construction company conducted a sieve analysis to determine the particle size distribution of the sand used in the concrete mix.

建筑公司进行了筛分分析以确定混凝土中使用的砂子的颗粒大小分布。

5.The sieve analysis results indicated that the material met the specifications required for road construction.

筛分分析结果表明该材料符合道路建设所需的规格。

作文

Sieve analysis is a method used to determine the particle size distribution of a granular material. This technique is commonly employed in various industries, including construction, pharmaceuticals, and food processing. By analyzing the size of particles, manufacturers can ensure that their products meet specific quality standards. The process involves passing a sample of the material through a series of sieves with different mesh sizes. Each sieve captures particles of a particular size, allowing for a systematic examination of the material's composition.One of the primary benefits of sieve analysis (筛分分析) is its ability to provide accurate and reproducible results. This is crucial for industries where the size of particles can significantly affect the performance of the final product. For instance, in the construction industry, the size of aggregates used in concrete can influence the strength and durability of the structure. A proper sieve analysis (筛分分析) will help engineers select the right materials, ensuring the longevity and safety of buildings.In addition to construction, sieve analysis (筛分分析) plays a vital role in the pharmaceutical industry. The effectiveness of many medications depends on the particle size of the active ingredients. If the particles are too large, they may not dissolve properly, leading to reduced efficacy. Conversely, if they are too small, they can cause issues with dosage accuracy. By conducting a thorough sieve analysis (筛分分析), pharmaceutical companies can optimize their formulations and ensure that patients receive the correct dosage of medication.The process of sieve analysis (筛分分析) typically begins with collecting a representative sample of the material to be tested. This sample is then placed on the top sieve, which has the largest mesh size. As the sieves are stacked in descending order of mesh size, the material is subjected to mechanical shaking or vibrating. This action allows smaller particles to pass through the openings while larger particles remain on the upper sieves. After a predetermined time, the material is removed from each sieve, and the weight of the retained particles is recorded.Once the weights are collected, the data is analyzed to create a particle size distribution curve. This curve visually represents the proportion of different particle sizes within the sample. It provides valuable insights into the material's characteristics and can help identify any potential issues. For example, a poorly graded material may lead to problems such as segregation or instability in construction applications.Moreover, sieve analysis (筛分分析) is not limited to just one type of material. It can be applied to a wide range of substances, including sands, soils, and powders. This versatility makes it an essential tool for scientists and engineers across various fields. By understanding the particle size distribution, professionals can make informed decisions regarding material selection, processing techniques, and quality control measures.In conclusion, sieve analysis (筛分分析) is a fundamental technique that plays a critical role in many industries. Its ability to accurately determine particle size distribution helps ensure product quality and performance. As technology advances, the methods and equipment used for sieve analysis (筛分分析) continue to evolve, providing even more precise and efficient results. For anyone involved in material science or engineering, mastering this technique is essential for success in their respective fields.

筛分分析是一种用于确定颗粒材料粒度分布的方法。这种技术在建筑、制药和食品加工等多个行业中被广泛应用。通过分析颗粒的大小，制造商可以确保其产品符合特定的质量标准。该过程涉及将材料样本通过一系列不同网眼大小的筛子。每个筛子捕获特定大小的颗粒，从而允许对材料的成分进行系统的检查。sieve analysis（筛分分析）的主要好处之一是其能够提供准确且可重复的结果。这对于颗粒大小可能显著影响最终产品性能的行业至关重要。例如，在建筑行业，混凝土中使用的骨料大小会影响结构的强度和耐久性。适当的sieve analysis（筛分分析）将帮助工程师选择合适的材料，确保建筑物的持久性和安全性。除了建筑业，sieve analysis（筛分分析）在制药行业也发挥着至关重要的作用。许多药物的有效性取决于活性成分的颗粒大小。如果颗粒过大，它们可能无法正确溶解，从而导致疗效降低。相反，如果颗粒过小，则可能导致剂量准确性的问题。通过进行全面的sieve analysis（筛分分析），制药公司可以优化其配方，确保患者获得正确剂量的药物。sieve analysis（筛分分析）的过程通常始于收集要测试材料的代表性样本。然后将此样本放置在顶部筛子上，该筛子的网眼最大。随着筛子的堆叠按网眼大小递减，材料会受到机械振动或摇动的作用。这一动作使得较小的颗粒能够通过开口，而较大的颗粒则留在上面的筛子上。在预定时间后，从每个筛子中取出材料，并记录保留颗粒的重量。一旦收集到重量数据，就会对数据进行分析，以创建颗粒大小分布曲线。该曲线直观地表示样本中不同颗粒大小的比例。它提供了对材料特性的重要见解，并可以帮助识别潜在问题。例如，级配不良的材料可能导致建筑应用中的分离或不稳定等问题。此外，sieve analysis（筛分分析）并不限于一种材料。它可以应用于各种物质，包括沙子、土壤和粉末。这种多功能性使其成为科学家和工程师在各个领域的重要工具。通过了解颗粒大小分布，专业人士可以就材料选择、加工技术和质量控制措施做出明智的决策。总之，sieve analysis（筛分分析）是一种基础技术，在许多行业中发挥着关键作用。其准确确定颗粒大小分布的能力有助于确保产品质量和性能。随着技术的发展，用于sieve analysis（筛分分析）的方法和设备不断演变，提供更精确和高效的结果。对于任何涉及材料科学或工程的人来说，掌握这一技术对于在各自领域的成功至关重要。