permeants

简明释义

英[ˈpɜːmiənts]美[ˈpɜrmiənts]

穿行者

英英释义

单词用法

同义词

反义词

例句

1.Objective:To optimize the type and concentration of permeants for buspirone patch by characterizing the percutaneous permeability of buspirone patch in vitro.

目的：研究丁螺环酮的经皮渗透性，筛选出丁螺环酮贴剂的促渗剂及最佳促渗浓度。

2.Objective:To optimize the type and concentration of permeants for buspirone patch by characterizing the percutaneous permeability of buspirone patch in vitro.

目的：研究丁螺环酮的经皮渗透性，筛选出丁螺环酮贴剂的促渗剂及最佳促渗浓度。

3.In filtration processes, the permeants 渗透物 need to be carefully monitored.

在过滤过程中，permeants 渗透物需要仔细监测。

4.The study focused on the effects of various permeants 渗透物 on cell membranes.

这项研究集中于不同的permeants 渗透物对细胞膜的影响。

5.Researchers are investigating how certain permeants 渗透物 can enhance drug delivery systems.

研究人员正在调查某些permeants 渗透物如何增强药物输送系统。

6.In environmental studies, permeants 渗透物 are crucial for understanding pollutant transport.

在环境研究中，permeants 渗透物对于理解污染物运输至关重要。

7.The presence of specific permeants 渗透物 can alter the permeability of membranes.

特定permeants 渗透物的存在可以改变膜的通透性。

作文

In the study of materials science, the term permeants refers to substances that can pass through a material or medium. This concept is crucial in various fields, including engineering, environmental science, and biology. Understanding how permeants interact with different materials can lead to significant advancements in technology and sustainability. For instance, in the context of packaging, knowing which gases are permeants can help manufacturers create better barriers that protect food from spoilage and extend its shelf life. By analyzing the permeability of different materials, scientists can develop packaging solutions that minimize the entry of harmful permeants, such as oxygen or moisture, while allowing beneficial gases to escape. This balance is essential for maintaining the quality of perishable goods.Moreover, the role of permeants extends beyond packaging. In environmental science, understanding how pollutants act as permeants in soil and water systems is vital for assessing contamination risks. For example, when hazardous chemicals seep into groundwater, they can travel long distances, affecting ecosystems and human health. Researchers study the behavior of these permeants to develop effective remediation strategies. By identifying the pathways and rates at which these substances move, scientists can design interventions to prevent further spread and mitigate the impact on the environment.In the field of biology, permeants play a critical role in cellular processes. Cell membranes are selectively permeable, meaning they allow certain molecules to pass while blocking others. This selectivity is essential for maintaining homeostasis within cells. For instance, nutrients must enter the cell as permeants, while waste products must be expelled. Understanding the mechanisms by which these permeants cross the membrane can lead to insights into cellular function and the development of targeted drug delivery systems. Scientists are exploring how to manipulate these pathways to enhance the effectiveness of treatments, particularly in cancer therapy, where delivering drugs directly to tumor cells is crucial.The implications of permeants are vast and multifaceted. In construction, for instance, the permeability of building materials can affect energy efficiency and indoor air quality. Architects and engineers must consider the permeants that can infiltrate buildings, such as moisture and air pollutants, to design structures that promote healthy living environments. By selecting appropriate materials and employing advanced construction techniques, they can reduce the impact of unwanted permeants and enhance the overall durability of buildings.In conclusion, the study of permeants is integral to multiple disciplines, influencing everything from food preservation to environmental protection and medical advancements. As research continues to evolve, our understanding of how permeants behave in various contexts will undoubtedly lead to innovative solutions that address some of the most pressing challenges we face today. By harnessing the knowledge of permeants, we can create a more sustainable future, improve health outcomes, and enhance the quality of life for individuals around the globe.

在材料科学的研究中，术语渗透物指的是能够穿过某种材料或介质的物质。这个概念在工程、环境科学和生物学等多个领域至关重要。理解渗透物与不同材料之间的相互作用可以带来技术和可持续性方面的重大进展。例如，在包装的背景下，了解哪些气体是渗透物可以帮助制造商创造更好的屏障，以保护食品免于变质并延长其保质期。通过分析不同材料的渗透性，科学家可以开发出最小化有害渗透物（如氧气或水分）进入的包装解决方案，同时允许有益气体逸出。这种平衡对于维护易腐食品的质量至关重要。此外，渗透物的作用超出了包装。在环境科学中，了解污染物如何作为土壤和水系统中的渗透物的行为对于评估污染风险至关重要。例如，当危险化学品渗入地下水时，它们可以传播很远，影响生态系统和人类健康。研究人员研究这些渗透物的行为，以制定有效的修复策略。通过识别这些物质移动的路径和速率，科学家可以设计干预措施，以防止进一步传播并减轻对环境的影响。在生物学领域，渗透物在细胞过程中扮演着关键角色。细胞膜是选择性渗透的，这意味着它们允许某些分子通过，同时阻止其他分子。这种选择性对于维持细胞内的稳态至关重要。例如，营养物质必须作为渗透物进入细胞，而废物必须被排出。理解这些渗透物穿越膜的机制可以为细胞功能提供洞察，并推动靶向药物递送系统的发展。科学家们正在探索如何操控这些途径，以增强治疗效果，特别是在癌症治疗中，直接将药物递送到肿瘤细胞至关重要。渗透物的影响广泛而多方面。例如，在建筑中，建筑材料的渗透性会影响能源效率和室内空气质量。建筑师和工程师必须考虑可能渗透到建筑物中的渗透物，如水分和空气污染物，以设计促进健康生活环境的结构。通过选择合适的材料并采用先进的建筑技术，他们可以减少不必要的渗透物的影响，并增强建筑的整体耐久性。总之，渗透物的研究对于多个学科至关重要，影响着从食品保存到环境保护以及医疗进步的方方面面。随着研究的不断发展，我们对渗透物在各种背景下的行为的理解无疑将导致创新解决方案的出现，解决我们今天面临的一些最紧迫的挑战。通过利用对渗透物的知识，我们可以创造一个更可持续的未来，改善健康结果，并提高全球人们的生活质量。