molecular sieve

简明释义

分子筛

英英释义

例句

1.In the process of purifying water, a molecular sieve can effectively remove contaminants.

在净化水的过程中，分子筛可以有效去除污染物。

2.The molecular sieve is crucial in the petrochemical industry for separating different hydrocarbons.

分子筛在石油化工行业中对于分离不同的烃类至关重要。

3.The laboratory used a molecular sieve to separate gases based on their molecular size.

实验室使用分子筛根据分子大小分离气体。

4.We installed a molecular sieve in our gas purification system to enhance efficiency.

我们在气体净化系统中安装了一个分子筛以提高效率。

5.A molecular sieve can be used to dry organic solvents by adsorbing water molecules.

分子筛可以通过吸附水分子来干燥有机溶剂。

作文

In the realm of chemistry and material science, the term molecular sieve refers to a porous material that can separate molecules based on their size. This fascinating property makes molecular sieves invaluable in various applications, from industrial processes to everyday products. Understanding how molecular sieves work and their significance can provide insights into their role in modern technology.To begin with, molecular sieves are typically made from materials such as zeolites or silica gel. These substances possess a highly ordered structure with uniform pores that allow only specific molecules to pass through while blocking others. This selective permeability is crucial in many fields, including gas separation, water purification, and catalysis. For example, in the petrochemical industry, molecular sieves are used to separate different hydrocarbons based on their molecular size, which enhances the efficiency of fuel production.Moreover, molecular sieves play a significant role in environmental protection. They are employed in air and water purification systems to remove contaminants and pollutants. By trapping harmful substances, molecular sieves contribute to cleaner air and safer drinking water, thereby improving public health and preserving ecosystems. Their ability to filter out specific molecules also makes them essential in the pharmaceutical industry, where they ensure the purity of drugs by removing unwanted impurities.In addition to their practical applications, molecular sieves have sparked scientific interest due to their unique properties. Researchers are continually exploring new ways to enhance the efficiency and selectivity of these materials. Innovations in nanotechnology and material science are leading to the development of advanced molecular sieves with tailored pore sizes and functionalities. Such advancements could revolutionize industries by enabling more effective separations and reactions.Furthermore, the versatility of molecular sieves extends to the field of food preservation. They are used in packaging to absorb moisture and prevent spoilage, thereby extending the shelf life of various products. This application highlights the importance of molecular sieves not only in industrial contexts but also in everyday life, showcasing their impact on consumer goods.In conclusion, the significance of molecular sieves cannot be overstated. Their ability to selectively filter molecules has profound implications across multiple sectors, including environmental protection, pharmaceuticals, and food preservation. As research continues to advance, the potential for molecular sieves to contribute to sustainable practices and innovative technologies remains promising. Understanding and harnessing the power of molecular sieves will undoubtedly play a crucial role in addressing some of the pressing challenges faced by society today.

在化学和材料科学领域，术语分子筛指的是一种多孔材料，可以根据分子大小分离分子。这种迷人的特性使得分子筛在从工业过程到日常产品的各种应用中变得不可或缺。理解分子筛的工作原理及其重要性，可以提供对其在现代技术中作用的深入见解。首先，分子筛通常由沸石或硅胶等材料制成。这些物质具有高度有序的结构，具有均匀的孔隙，仅允许特定的分子通过，同时阻止其他分子。这种选择性透过性在许多领域中至关重要，包括气体分离、水净化和催化。例如，在石油化工行业，分子筛用于根据分子大小分离不同的烃，从而提高燃料生产的效率。此外，分子筛在环境保护中也发挥着重要作用。它们被用于空气和水净化系统，以去除污染物和有害物质。通过捕获有害物质，分子筛有助于改善空气质量和饮用水安全，从而提高公众健康和保护生态系统。它们过滤特定分子的能力也使其在制药行业中至关重要，确保药物的纯度，去除不必要的杂质。除了实用应用外，分子筛因其独特的属性而引发了科学兴趣。研究人员不断探索增强这些材料的效率和选择性的新方法。纳米技术和材料科学的创新正在推动先进的分子筛的开发，这些分子筛具有定制的孔径和功能。这些进展可能会通过实现更有效的分离和反应来彻底改变行业。此外，分子筛的多功能性还扩展到食品保存领域。它们被用于包装中以吸收湿气，防止变质，从而延长各种产品的保质期。这一应用突显了分子筛不仅在工业背景下的重要性，也在日常生活中展示了它们对消费品的影响。总之，分子筛的重要性不容小觑。它们选择性过滤分子的能力对多个行业产生了深远的影响，包括环境保护、制药和食品保存。随着研究的不断推进，分子筛在可持续实践和创新技术方面的潜力依然乐观。理解和利用分子筛的力量无疑将在解决当今社会面临的一些紧迫挑战中发挥关键作用。