sieve size

简明释义

筛眼孔径

英英释义

例句

1.A smaller sieve size will retain more of the fine particles during the screening process.

在筛选过程中，较小的sieve size将保留更多的细颗粒。

2.In the lab, we measured the sieve size to determine the best filtering method.

在实验室中，我们测量了sieve size以确定最佳过滤方法。

3.When testing soil samples, it's important to choose the right sieve size for accurate results.

在测试土壤样本时，选择合适的sieve size以获得准确结果至关重要。

4.The factory uses different sieve sizes to separate materials based on their granularity.

工厂使用不同的sieve sizes根据材料的颗粒度进行分离。

5.The engineer specified the sieve size to ensure the correct particle distribution in the mixture.

工程师指定了sieve size以确保混合物中颗粒的正确分布。

作文

The concept of sieve size is crucial in various fields, particularly in engineering, construction, and environmental science. A sieve is a device used to separate wanted elements from unwanted material or for controlling the particle size distribution of a sample, using a screen such as woven mesh or perforated sheet material. The sieve size refers to the dimensions of the openings in the sieve, which ultimately determines the size of the particles that can pass through it. Understanding this concept is essential for professionals who need to ensure that materials meet specific criteria for quality and performance.In construction, for example, the sieve size is vital when selecting aggregates for concrete. Different types of concrete require different aggregate sizes to achieve the desired strength and durability. If the sieve size is too large, the concrete may become weak and susceptible to cracking. Conversely, if the sieve size is too small, it can lead to a dense mixture that is difficult to work with and may not set properly. Therefore, knowing how to choose the correct sieve size is a fundamental skill for civil engineers and architects.Similarly, in the field of environmental science, the sieve size plays a significant role in soil analysis. When conducting soil tests, scientists often use sieves to determine the distribution of different particle sizes within a soil sample. This information is critical for understanding soil composition, which can influence agricultural practices, land use planning, and environmental conservation efforts. For instance, a soil with a high proportion of fine particles may retain water better than a sandy soil, affecting irrigation strategies and crop selection.Moreover, the sieve size is also relevant in the food industry, particularly in the processing of grains and other raw materials. Different products require specific particle sizes for optimal texture and quality. For example, flour mills must carefully control the sieve size during the milling process to produce flour that meets industry standards. If the flour is too coarse, it may not be suitable for baking, while flour that is too fine may lose its nutritional value.In addition to these applications, the sieve size is also important in laboratory settings where precise measurements are necessary. Researchers often use sieves to separate samples for various experiments, ensuring that they work with materials that conform to specific size requirements. This precision is crucial in fields such as pharmaceuticals, where the efficacy of a drug can be affected by particle size.To summarize, the significance of sieve size cannot be overstated. It serves as a fundamental parameter across multiple disciplines, impacting everything from construction materials to agricultural practices and food production. Professionals in these fields must possess a thorough understanding of sieve size and its implications to make informed decisions that affect the quality and effectiveness of their work. As industries continue to evolve and demand higher standards, the importance of mastering the concept of sieve size will only increase.

“筛孔尺寸”的概念在多个领域中至关重要，特别是在工程、建筑和环境科学中。筛子是一种用于将所需元素与不需要的材料分开，或控制样本粒度分布的设备，通常使用网状材料或打孔的板材。筛孔尺寸指的是筛子开口的尺寸，这最终决定了可以通过它的颗粒大小。理解这一概念对于需要确保材料符合特定质量和性能标准的专业人士至关重要。例如，在建筑中，筛孔尺寸在选择混凝土用骨料时至关重要。不同类型的混凝土需要不同的骨料尺寸以达到所需的强度和耐久性。如果筛孔尺寸过大，混凝土可能会变得脆弱并容易开裂。相反，如果筛孔尺寸过小，则可能导致混合物密实，难以操作，并且可能无法正确凝固。因此，了解如何选择正确的筛孔尺寸是土木工程师和建筑师的一项基本技能。同样，在环境科学领域，筛孔尺寸在土壤分析中也扮演着重要角色。当进行土壤测试时，科学家们常常使用筛子来确定土壤样本中不同粒径的分布。这些信息对于理解土壤成分至关重要，这可能影响农业实践、土地利用规划和环境保护工作。例如，含有大量细颗粒的土壤可能比沙质土壤更好地保持水分，从而影响灌溉策略和作物选择。此外，筛孔尺寸在食品工业中也相关，特别是在谷物和其他原材料的加工过程中。不同的产品需要特定的颗粒大小以获得最佳的质地和质量。例如，面粉厂必须在研磨过程中仔细控制筛孔尺寸，以生产符合行业标准的面粉。如果面粉过粗，可能不适合烘焙，而过细的面粉可能会失去营养价值。除了这些应用，筛孔尺寸在实验室环境中也很重要，在那里需要精确的测量。研究人员经常使用筛子来分离样本，以确保他们处理的材料符合特定的尺寸要求。这种精确性在制药等领域至关重要，因为药物的有效性可能会受到颗粒大小的影响。总之，筛孔尺寸的重要性不容小觑。它作为多个学科的基本参数，影响从建筑材料到农业实践和食品生产的方方面面。这些领域的专业人士必须深入理解筛孔尺寸及其影响，以便做出影响其工作的质量和有效性的明智决策。随着行业的不断发展和对更高标准的需求，掌握筛孔尺寸概念的重要性只会增加。