average pore diameter

简明释义

平均孔径;

英英释义

例句

1.To optimize the catalyst performance, we adjusted the average pore diameter 平均孔径 of the support material.

为了优化催化剂性能，我们调整了载体材料的平均孔径 average pore diameter。

2.The researchers measured the average pore diameter 平均孔径 of the material to determine its filtration efficiency.

研究人员测量了材料的平均孔径 average pore diameter以确定其过滤效率。

3.The average pore diameter 平均孔径 of the soil can influence water retention capabilities.

土壤的平均孔径 average pore diameter会影响其水分保持能力。

4.In this study, we found that the average pore diameter 平均孔径 significantly affects the absorption rate of the sponge.

在这项研究中，我们发现平均孔径 average pore diameter显著影响海绵的吸收率。

5.The average pore diameter 平均孔径 of the membrane plays a crucial role in separation processes.

膜的平均孔径 average pore diameter在分离过程中起着至关重要的作用。

作文

The concept of average pore diameter is crucial in various scientific and engineering fields, particularly in materials science, geology, and environmental engineering. Understanding the average pore diameter allows researchers and professionals to characterize the porosity of materials, which can significantly affect their physical and chemical properties. For instance, in the context of soil science, the average pore diameter helps in determining how well water can infiltrate and drain through the soil. This is vital for agriculture, as it influences plant growth and soil health.In materials science, the average pore diameter is a key parameter in assessing the performance of porous materials such as catalysts, membranes, and filters. A smaller average pore diameter often leads to higher surface area, which can enhance the reactivity of catalysts or the efficiency of filtration processes. Conversely, larger pores may facilitate faster flow rates but could reduce the material's overall effectiveness in certain applications. Therefore, optimizing the average pore diameter is essential for developing advanced materials tailored for specific uses.Moreover, in the field of environmental engineering, understanding the average pore diameter of sediments and soils is crucial for predicting the movement of contaminants. When pollutants enter the ground, their transport through porous media depends significantly on the average pore diameter. Smaller pores may slow down the movement of contaminants, allowing for natural attenuation processes to occur, while larger pores may enable quicker transport, potentially leading to groundwater contamination. Thus, knowing the average pore diameter aids in designing effective remediation strategies.In addition to its practical applications, the average pore diameter also plays a role in fundamental research. Scientists study the relationships between pore structure and various properties of materials to gain insights into their behavior under different conditions. For example, by analyzing how the average pore diameter changes with temperature or pressure, researchers can better understand phase transitions, mechanical strength, and thermal conductivity of materials. This knowledge is invaluable for developing new materials with enhanced performance characteristics.Furthermore, advancements in technology have enabled more precise measurements of the average pore diameter. Techniques such as mercury intrusion porosimetry, gas adsorption, and microscopy allow scientists to obtain detailed information about pore structures at the nanoscale. These methods not only provide accurate values for the average pore diameter but also help in visualizing the distribution of pore sizes within a material, which is critical for understanding its overall functionality.In conclusion, the average pore diameter is a fundamental concept that intersects various disciplines. Its significance in determining the behavior of materials in different contexts cannot be overstated. Whether in agriculture, materials development, or environmental protection, a thorough understanding of the average pore diameter enables scientists and engineers to make informed decisions that impact both technology and ecological sustainability. As research continues to evolve, the implications of the average pore diameter will undoubtedly expand, opening new avenues for innovation and discovery.

“平均孔径”这一概念在材料科学、地质学和环境工程等多个科学和工程领域中至关重要。理解“平均孔径”可以帮助研究人员和专业人士表征材料的孔隙率，这会显著影响它们的物理和化学性质。例如，在土壤科学中，“平均孔径”有助于确定水分如何有效渗透和排出土壤。这对农业至关重要，因为它影响植物生长和土壤健康。在材料科学中，“平均孔径”是评估多孔材料（如催化剂、膜和过滤器）性能的关键参数。较小的“平均孔径”通常会导致更高的比表面积，从而增强催化剂的反应性或过滤过程的效率。相反，较大的孔可能会促进更快的流速，但可能会降低材料在某些应用中的整体有效性。因此，优化“平均孔径”对于开发针对特定用途的先进材料至关重要。此外，在环境工程领域，了解沉积物和土壤的“平均孔径”对于预测污染物的移动至关重要。当污染物进入地下时，它们在多孔介质中的运输在很大程度上取决于“平均孔径”。较小的孔可能会减缓污染物的移动，从而允许自然衰减过程发生，而较大的孔可能会加快运输，从而可能导致地下水污染。因此，了解“平均孔径”有助于设计有效的修复策略。除了实际应用外，“平均孔径”在基础研究中也发挥着作用。科学家们研究孔结构与材料各种性质之间的关系，以深入了解其在不同条件下的行为。例如，通过分析“平均孔径”如何随着温度或压力变化，研究人员可以更好地理解材料的相变、机械强度和热导率。这些知识对于开发具有增强性能特征的新材料至关重要。此外，技术的进步使得对“平均孔径”的测量更加精确。汞压入孔隙度法、气体吸附法和显微镜等技术使科学家能够获得关于纳米尺度孔结构的详细信息。这些方法不仅提供了“平均孔径”的准确值，还帮助可视化材料内孔径大小的分布，这对于理解其整体功能至关重要。总之，“平均孔径”是一个基本概念，交叉于多个学科。它在确定材料在不同背景下的行为中扮演的重要角色不容小觑。无论是在农业、材料开发还是环境保护中，深入理解“平均孔径”使科学家和工程师能够做出影响技术和生态可持续性的明智决策。随着研究的不断发展，“平均孔径”的影响无疑将扩大，为创新和发现开辟新的途径。