sieve analysis

简明释义

筛析

英英释义

例句

1.A detailed sieve analysis was crucial for understanding the material properties before testing.

详细的筛分分析对于在测试之前了解材料特性至关重要。

2.The results of the sieve analysis indicated that most particles were finer than 0.5 mm.

该筛分分析的结果表明，大多数颗粒小于0.5毫米。

3.In the laboratory, we used sieve analysis to classify aggregates for construction purposes.

在实验室中，我们使用筛分分析对建筑用骨料进行分类。

4.The engineer performed a sieve analysis to determine the particle size distribution of the soil samples.

工程师进行了筛分分析以确定土壤样本的颗粒大小分布。

5.To comply with industry standards, the company regularly conducts sieve analysis on their raw materials.

为了遵守行业标准，公司定期对其原材料进行筛分分析。

作文

Sieve analysis is a technique used to determine the particle size distribution of a granular material. This method is essential in various fields, including geology, engineering, and materials science. By utilizing a series of sieves with different mesh sizes, one can effectively separate particles based on their size. The process begins with a sample of the material being placed on the top sieve, which has the largest openings. As the sample is shaken or vibrated, the smaller particles pass through the openings and are collected in the sieves below. This continues until all sieves have been processed, allowing for a comprehensive analysis of the particle size distribution.The significance of sieve analysis (筛分分析) lies in its ability to provide valuable information about the characteristics of the material being tested. For instance, in construction, understanding the size distribution of aggregates is crucial for determining their suitability for use in concrete or asphalt. A well-graded aggregate can enhance the strength and durability of the final product, while poorly graded aggregates can lead to issues such as segregation and reduced strength.In addition to construction, sieve analysis (筛分分析) is also vital in the field of pharmaceuticals. The particle size of powdered medications affects their solubility and bioavailability. By conducting a sieve analysis (筛分分析), manufacturers can ensure that the powders meet specific criteria for optimal performance in drug formulation.Moreover, environmental studies often utilize sieve analysis (筛分分析) to assess soil composition and quality. Understanding the distribution of particle sizes in soil can help in evaluating its drainage properties, nutrient retention, and overall fertility. This information is essential for agricultural practices and land management.The procedure for performing a sieve analysis (筛分分析) typically involves several steps. First, the sample is dried to remove moisture, which could affect the results. Next, the sample is weighed to determine the initial mass. The sieves are arranged in descending order of mesh size, and the sample is placed on the top sieve. After shaking the sieves for a specified period, the material on each sieve is weighed individually. These weights are then used to calculate the percentage of the total sample that each sieve retained.Data obtained from a sieve analysis (筛分分析) can be represented graphically, often in the form of a particle size distribution curve. This curve provides a visual representation of the proportion of different particle sizes within the sample, making it easier to interpret the results. Additionally, statistical measures such as the mean, median, and standard deviation can be calculated to summarize the data further.In conclusion, sieve analysis (筛分分析) is a fundamental technique that plays a critical role in various industries. Its ability to provide detailed information about particle size distribution makes it invaluable for ensuring the quality and performance of materials. Whether in construction, pharmaceuticals, or environmental studies, understanding how to conduct and interpret a sieve analysis (筛分分析) is essential for professionals in these fields. As technology advances, the methods and equipment used for sieve analysis (筛分分析) continue to evolve, leading to more precise and efficient results.

筛分分析是一种用于确定颗粒材料粒度分布的技术。这种方法在地质学、工程学和材料科学等多个领域中至关重要。通过利用一系列不同网孔大小的筛子，可以有效地根据颗粒的大小分离它们。该过程从将材料样本放置在顶部筛子开始，该筛子具有最大的开口。当样本被摇动或振动时，较小的颗粒会通过开口并在下方的筛子中收集。这一过程持续进行，直到所有筛子都处理完毕，从而允许对颗粒大小分布进行全面分析。sieve analysis（筛分分析）的重要性在于它能够提供有关被测试材料特征的有价值信息。例如，在建筑中，了解骨料的粒度分布对于确定其在混凝土或沥青中使用的适用性至关重要。良好级配的骨料可以增强最终产品的强度和耐久性，而级配不良的骨料可能导致如分离和强度降低等问题。除了建筑外，sieve analysis（筛分分析）在制药领域也至关重要。粉末药物的颗粒大小影响其溶解度和生物利用度。通过进行sieve analysis（筛分分析），制造商可以确保粉末符合最佳性能的特定标准。此外，环境研究通常利用sieve analysis（筛分分析）来评估土壤成分和质量。了解土壤中颗粒大小的分布有助于评估其排水性能、养分保持能力和整体肥力。这些信息对于农业实践和土地管理至关重要。进行sieve analysis（筛分分析）的程序通常包括几个步骤。首先，样本被干燥以去除水分，这可能影响结果。接下来，称量样本以确定初始质量。筛子按网孔大小降序排列，样本被放置在顶部筛子上。在指定时间内摇动筛子后，逐个称量每个筛子上的材料。这些重量用于计算每个筛子保留的总样本的百分比。从sieve analysis（筛分分析）获得的数据可以图形化表示，通常以颗粒大小分布曲线的形式呈现。这条曲线提供了样本中不同颗粒大小比例的可视化表示，使得解释结果更加容易。此外，还可以计算平均值、中位数和标准偏差等统计指标，以进一步总结数据。总之，sieve analysis（筛分分析）是一项基本技术，在各行各业中发挥着关键作用。它提供的关于颗粒大小分布的详细信息使其在确保材料质量和性能方面不可或缺。无论是在建筑、制药还是环境研究中，理解如何进行和解释sieve analysis（筛分分析）对于这些领域的专业人员都是至关重要的。随着科技的进步，用于sieve analysis（筛分分析）的方法和设备不断发展，导致更精确和高效的结果。