permeability to gas

简明释义

透气性

英英释义

例句

1.In this experiment, we measured the permeability to gas of various materials to determine their suitability for packaging.

在这个实验中，我们测量了各种材料的气体渗透性以确定它们在包装中的适用性。

2.The permeability to gas of the soil affects the growth of plant roots by influencing oxygen availability.

土壤的气体渗透性通过影响氧气的可用性来影响植物根系的生长。

3.Engineers must consider the permeability to gas when designing underground storage facilities for hazardous materials.

工程师在设计危险材料的地下储存设施时必须考虑气体渗透性。

4.The geological study revealed the rock's permeability to gas, indicating that it could be a potential site for natural gas extraction.

地质研究揭示了岩石的气体渗透性，表明它可能是天然气开采的潜在地点。

5.Improving the permeability to gas of the membrane can enhance the efficiency of the filtration process.

提高膜的气体渗透性可以增强过滤过程的效率。

作文

The study of materials and their properties is crucial in various fields, including engineering, environmental science, and geology. One important property that researchers often examine is the permeability to gas, which refers to the ability of a material to allow gases to pass through it. Understanding this property is essential for many applications, such as in the design of gas pipelines, the assessment of soil contamination, and even in the development of new materials for energy storage. Permeability can be influenced by several factors, including the structure of the material, its porosity, and the pressure conditions under which the gas permeates. For instance, in geological formations, the permeability to gas can vary significantly between different types of rocks. Sandstone typically has higher permeability compared to clay, allowing gases to flow more freely. This characteristic is particularly important in the context of natural gas extraction, where understanding the permeability of rock layers can determine the efficiency of gas recovery.In addition to geological applications, the permeability to gas of materials plays a vital role in environmental science. For example, when assessing the impact of pollutants in groundwater, scientists must consider how gases interact with soil and rock layers. The permeability of these materials can either facilitate or hinder the movement of harmful gases, affecting the overall health of the ecosystem. Therefore, accurate measurements of permeability to gas are necessary for effective environmental monitoring and remediation efforts.Moreover, in the field of material science, researchers are constantly exploring new substances that exhibit desirable permeability characteristics. For instance, in the development of membranes for fuel cells or gas separation technologies, controlling the permeability to gas becomes a key factor. Engineers aim to create materials that selectively allow certain gases to pass while blocking others, enhancing the efficiency of various industrial processes. This selective permeability is vital for improving energy efficiency and reducing emissions in numerous applications.To measure permeability to gas, various methods are employed, including laboratory tests and field studies. In laboratories, gas permeability tests can be conducted using specialized equipment that measures the rate at which gas flows through a sample under controlled conditions. Field tests, on the other hand, involve in-situ measurements in natural settings, providing valuable data on how materials behave in real-world scenarios. These measurements are crucial for predicting how gases will move through different environments, which can influence everything from construction projects to environmental assessments.In conclusion, the concept of permeability to gas is a fundamental aspect of material science, environmental studies, and engineering. Its implications are wide-ranging, affecting everything from natural resource extraction to pollution control and the development of innovative materials. As our understanding of this property continues to evolve, it will undoubtedly play a significant role in addressing some of the most pressing challenges faced by society today, including energy sustainability and environmental protection.

材料及其性质的研究在工程、环境科学和地质学等多个领域至关重要。研究人员经常考察的一个重要性质是气体渗透性，它指的是材料允许气体通过的能力。理解这一性质对于许多应用至关重要，例如在天然气管道设计、土壤污染评估以及新型能源存储材料的开发中。 渗透性受多种因素的影响，包括材料的结构、孔隙度以及气体渗透时的压力条件。例如，在地质构造中，气体渗透性在不同类型的岩石之间可能会有显著差异。与粘土相比，砂岩通常具有更高的渗透性，允许气体更自由地流动。这一特性在天然气开采的背景下尤为重要，了解岩层的渗透性可以决定气体回收的效率。除了地质应用外，材料的气体渗透性在环境科学中也起着至关重要的作用。例如，在评估地下水中污染物的影响时，科学家必须考虑气体如何与土壤和岩石层相互作用。这些材料的渗透性可以促进或阻碍有害气体的移动，从而影响生态系统的整体健康。因此，准确测量气体渗透性对于有效的环境监测和修复工作是必要的。此外，在材料科学领域，研究人员不断探索具有理想渗透特性的新的物质。例如，在燃料电池或气体分离技术的膜开发中，控制气体渗透性成为关键因素。工程师旨在创造选择性允许某些气体通过而阻止其他气体的材料，从而提高各种工业过程的效率。这种选择性渗透性对于提高能源效率和减少排放在众多应用中至关重要。为了测量气体渗透性，采用了多种方法，包括实验室测试和现场研究。在实验室中，可以使用专门设备进行气体渗透性测试，以测量气体在受控条件下通过样品的速率。另一方面，现场测试涉及在自然环境中的原位测量，提供有关材料在现实世界场景中表现的宝贵数据。这些测量对于预测气体将如何在不同环境中移动至关重要，这可能影响从建筑项目到环境评估的方方面面。总之，气体渗透性的概念是材料科学、环境研究和工程的重要方面。其影响范围广泛，涉及从自然资源开采到污染控制以及创新材料的开发。随着我们对这一性质理解的不断发展，它无疑将在解决当今社会面临的一些最紧迫的挑战中发挥重要作用，包括能源可持续性和环境保护。