penetrants

简明释义

英[ˈpɛnɪtrənts]美[ˈpɛnɪtrənts]

n. 渗透液（penetrant 复数）

英英释义

单词用法

同义词

反义词

例句

1.Main components: medicinal Vaseline, natural moisturizers, essential oils, penetrants, vitamin e, etc.

主要成分：药用凡士林、天然保湿剂、香薰精油、渗透剂、维e等。

2.Main components: medicinal Vaseline, natural moisturizers, essential oils, penetrants, vitamin e, etc.

主要成分：药用凡士林、天然保湿剂、香薰精油、渗透剂、维e等。

3.Which of the following is an advantage of fluorescent penetrants over visible type penetrants?

下列哪条是荧光渗透剂相对于着色渗透剂的优点？

4.The technician used various penetrants to detect cracks in the metal structure.

技术员使用了各种渗透剂来检测金属结构中的裂缝。

5.In non-destructive testing, penetrants are essential for identifying surface defects.

在无损检测中，渗透剂对于识别表面缺陷至关重要。

6.Some cleaning agents act as penetrants to remove grease from machinery.

一些清洁剂作为渗透剂去除机器上的油脂。

7.The engineer recommended using specific penetrants for better results in inspections.

工程师建议使用特定的渗透剂以获得更好的检查效果。

8.Certain penetrants can help lubricate tight fitting parts.

某些渗透剂可以帮助润滑紧密配合的部件。

作文

In the realm of science and technology, the term penetrants refers to substances that can infiltrate or permeate materials. These penetrants are crucial in various fields, including engineering, medicine, and even art restoration. Understanding how these penetrants work can lead to significant advancements in both practical applications and theoretical research. For instance, in the field of non-destructive testing (NDT), penetrants are used to detect surface-breaking flaws in solid materials. Technicians apply a liquid penetrant to the surface of an object, allowing it to seep into any cracks or voids. After a designated period, excess penetrant is removed, and a developer is applied to draw out the trapped penetrant from the flaws, making them visible under ultraviolet light. This method is widely used in industries such as aerospace and manufacturing, where the integrity of materials is paramount. Moreover, in the medical field, certain penetrants are designed to enhance drug delivery systems. They help medications penetrate biological membranes, ensuring that they reach their intended targets more effectively. For example, in transdermal patches, penetrants facilitate the absorption of drugs through the skin, providing a non-invasive method of treatment for various health conditions. This innovation not only improves patient compliance but also enhances the therapeutic effects of medications. In addition to industrial and medical applications, penetrants play a significant role in art conservation. Conservators often use specific penetrants to stabilize and restore artworks, especially those made of porous materials like wood or canvas. By applying a penetrant, they can consolidate fragile structures, preventing further deterioration while maintaining the artwork's authenticity. This delicate balance between preservation and restoration is essential in the field of art conservation, where every decision can impact the historical value of a piece. Despite their benefits, the use of penetrants also raises important safety and environmental concerns. Many penetrants contain chemicals that can be hazardous to human health and the environment. Therefore, researchers and manufacturers are increasingly focused on developing safer, eco-friendly alternatives. This shift not only protects workers and consumers but also aligns with global sustainability goals. In conclusion, penetrants are versatile substances that play a vital role in various industries. From enhancing the safety of materials to improving drug delivery systems and preserving cultural heritage, their applications are vast and impactful. As we continue to explore and innovate, the importance of understanding penetrants will only grow, paving the way for future advancements in science and technology. By prioritizing safety and sustainability, we can harness the full potential of penetrants while minimizing their risks, ultimately benefiting society as a whole.

在科学和技术领域，术语penetrants指的是能够渗透或穿透材料的物质。这些penetrants在工程、医学甚至艺术修复等各个领域都至关重要。理解这些penetrants的工作原理可以在实际应用和理论研究中带来重大进展。 例如，在无损检测（NDT）领域，penetrants用于检测固体材料表面的缺陷。技术人员将液体penetrant涂抹到物体表面，使其渗入任何裂缝或空隙。经过指定时间后，去除多余的penetrant，然后施加开发剂以从缺陷中引出被困的penetrant，使其在紫外光下可见。这种方法广泛应用于航空航天和制造等行业，在这些行业中，材料的完整性至关重要。 此外，在医学领域，某些penetrants被设计用于增强药物递送系统。它们帮助药物穿透生物膜，确保药物更有效地到达预定目标。例如，在透皮贴片中，penetrants促进药物通过皮肤的吸收，提供了一种非侵入性的治疗各种健康状况的方法。这一创新不仅提高了患者的依从性，还增强了药物的治疗效果。 除了工业和医学应用，penetrants在艺术保护中也扮演着重要角色。保护者经常使用特定的penetrants来稳定和修复艺术品，尤其是那些由多孔材料如木材或画布制成的作品。通过施加penetrant，他们可以巩固脆弱的结构，防止进一步恶化，同时保持艺术品的真实性。这种保护与修复之间的微妙平衡在艺术保护领域至关重要，因为每一个决定都可能影响作品的历史价值。 尽管有其好处，使用penetrants也引发了重要的安全和环境问题。许多penetrants含有可能对人类健康和环境有害的化学物质。因此，研究人员和制造商越来越关注开发更安全、环保的替代品。这一转变不仅保护了工人和消费者，也与全球可持续发展目标相一致。 总之，penetrants是多功能的物质，在各行各业中发挥着重要作用。从增强材料的安全性到改善药物递送系统，再到保护文化遗产，它们的应用范围广泛且影响深远。随着我们不断探索和创新，理解penetrants的重要性只会增加，为未来的科学和技术进步铺平道路。通过优先考虑安全和可持续性，我们可以充分利用penetrants的潜力，同时将其风险降至最低，最终使整个社会受益。