wettability

简明释义

英[ˌwetəˈbɪlɪti]美[ˌwetəˈbɪləti]

n. 可湿性

英英释义

单词用法

同义词

反义词

例句

1.Wettability depends on one specific property of the surface: surface energy, often referred to as surface tension.

润湿性依赖于某一特定财产的表面：表面能量，通常称为表面张力。

2.The crystal structure, wettability and floatability of diaspore and other gangues like kaolite, illite and pyrophyllite were discussed.

分析了我国铝土矿中一水硬铝石和铝硅酸盐脉石矿物的晶体结构与表面性质。

3.The influence of viscosity, wettability, agitating rate and time on "particle gaining rate" are analysed.

并分析讨论了粘度、润湿性、搅拌速度、搅拌时间对粒子收得率的影响。

4.In this paper, the influence of alloying element on the oxidation resistance and wettability of low tin solders is investigated.

研究了合金元素对含稀土低锡钎料抗氧化性和氧化前后润湿性能的变化。

5.The resin had good heat storage stability and pigment had widely wettability.

得到的树脂具有良好的热储稳定性，颜料广泛润湿性。

6.Wettability is an important property of surfactant.

润湿性是表面活性剂的一个重要特性。

7.Surfactant can lower interfacial tension between oil and water and alter rocky wettability, so it will be used extensively.

表面活性剂能降低油水界面张力，改变岩石的润湿性，所以在三次采油中有着广阔的发展前途。

8.The influence of atmospheric plasma jet treatment on wettability of two sides of wool fabric was investigated.

文章研究了常压等离子射流处理对羊毛织物正反面吸湿性的影响。

9.The changes of fiber surface wettability and surface groups were determined by dynamic wettability test equipment and IR spectrum.

首次采用浸润性测试和IR测试分析等离子体处理前后纤维浸润性和表面官能团的变化。

10.In soil science, the wettability of soil affects water retention and plant growth.

在土壤科学中，土壤的wettability（润湿性）影响水分保持和植物生长。

11.The wettability of a surface can significantly affect how water interacts with it.

表面的wettability（润湿性）会显著影响水与其的相互作用。

12.Hydrophobic materials have low wettability, making them water-resistant.

疏水材料具有低wettability（润湿性），使其具备防水特性。

13.Researchers are studying the wettability of various coatings to improve paint adhesion.

研究人员正在研究各种涂层的wettability（润湿性）以改善油漆的附着力。

14.The wettability of a material can be altered by chemical treatments.

材料的wettability（润湿性）可以通过化学处理进行改变。

作文

Wettability is a term that describes how well a liquid can spread on a solid surface. It is a crucial concept in various fields, including materials science, biology, and engineering. The degree of wettability can significantly influence processes such as adhesion, coating, and even the behavior of biological fluids in medical applications. Understanding wettability is essential for developing new materials and improving existing ones. To illustrate the importance of wettability, consider the example of water on a leaf. Many leaves have a hydrophobic surface, meaning they repel water. This property allows water droplets to bead up and roll off the leaf, carrying dirt and debris with them. This phenomenon is due to the low wettability of the leaf's surface. On the other hand, if the surface were hydrophilic, water would spread out more evenly, which could lead to different ecological consequences. In industrial applications, wettability plays a vital role in painting and coating processes. For a paint or coating to adhere properly to a surface, the surface must have the right level of wettability. If a surface is too hydrophobic, the paint may not stick well, leading to peeling or flaking over time. Conversely, if a surface is overly hydrophilic, it may absorb too much paint, resulting in uneven coverage. Therefore, controlling wettability is critical for achieving optimal results in these processes. Furthermore, in the realm of biomedical applications, wettability can affect how bodily fluids interact with medical implants or devices. For instance, a hydrophilic surface might promote better cell adhesion and growth, which is desirable for implants that aim to integrate with the body. In contrast, a hydrophobic surface might be beneficial in applications where reduced biofouling is desired, such as in certain types of catheters or stents. By manipulating the wettability of materials, researchers can tailor their properties to meet specific needs. The measurement of wettability is often done using contact angle goniometry. This technique involves placing a droplet of liquid on a solid surface and measuring the angle formed at the three-phase contact line where the liquid, solid, and vapor meet. A smaller contact angle indicates higher wettability, while a larger angle suggests lower wettability. This quantitative approach allows scientists and engineers to assess and compare the wettability of various surfaces accurately. In conclusion, wettability is a fundamental property that affects many aspects of material interaction and behavior. From natural phenomena like water on leaves to critical industrial processes and biomedical applications, understanding and controlling wettability can lead to significant advancements in technology and science. As research continues to evolve, the manipulation of wettability will likely play an increasingly important role in developing innovative materials and solutions to complex challenges.

润湿性是一个描述液体在固体表面上如何扩散的术语。这是材料科学、生物学和工程等多个领域中的一个关键概念。润湿性的程度可以显著影响粘附、涂层，甚至生物液体在医学应用中的行为。理解润湿性对于开发新材料和改善现有材料至关重要。为了说明润湿性的重要性，可以考虑水在叶子上的例子。许多叶子具有疏水性表面，意味着它们排斥水。这种特性使水滴能够形成小珠并从叶子上滚落，带走污垢和杂物。这种现象是由于叶子表面的低润湿性。另一方面，如果表面是亲水性的，水将更加均匀地扩散，这可能导致不同的生态后果。在工业应用中，润湿性在涂漆和涂层过程中起着至关重要的作用。为了使油漆或涂层能正确附着在表面上，表面必须具有适当的润湿性。如果表面过于疏水，油漆可能无法很好地粘附，导致随着时间的推移而剥落或脱落。相反，如果表面过于亲水，它可能吸收过多的油漆，导致覆盖不均。因此，控制润湿性对于在这些过程中获得最佳结果至关重要。此外，在生物医学应用中，润湿性可以影响体液如何与医疗植入物或设备相互作用。例如，亲水性表面可能促进更好的细胞附着和生长，这对于旨在与身体整合的植入物是可取的。相反，疏水性表面可能在某些类型的导管或支架等应用中是有益的，这些应用希望减少生物污垢。通过操控润湿性，研究人员可以根据特定需求定制材料的性能。润湿性的测量通常使用接触角测量法进行。这种技术涉及将液滴放置在固体表面上，并测量液体、固体和气体交界处形成的角度。较小的接触角表示较高的润湿性，而较大的角度则表明较低的润湿性。这种定量方法使科学家和工程师能够准确评估和比较各种表面的润湿性。总之，润湿性是一种基本属性，影响材料相互作用和行为的许多方面。从水在叶子上的自然现象到关键的工业过程和生物医学应用，理解和控制润湿性可以带来技术和科学的重大进步。随着研究的不断发展，润湿性的操控可能在开发创新材料和解决复杂挑战中发挥越来越重要的作用。