surface voids

简明释义

表面凹部

英英释义

例句

1.To ensure a smooth finish, we need to fill the surface voids 表面空隙 before applying the final coat of paint.

为了确保表面光滑，我们需要在涂上最后一层油漆之前填补surface voids 表面空隙。

2.During the inspection, we noted that the surface voids 表面空隙 in the asphalt were more extensive than anticipated.

在检查过程中，我们注意到沥青中的surface voids 表面空隙比预期的要广泛得多。

3.The presence of surface voids 表面空隙 can lead to water infiltration, causing potential damage over time.

存在surface voids 表面空隙可能导致水渗透，随着时间的推移造成潜在损害。

4.The engineer discovered several surface voids 表面空隙 in the concrete slab, which could compromise its integrity.

工程师发现混凝土板上有几个surface voids 表面空隙，这可能会影响其结构完整性。

5.The quality control team is tasked with identifying and measuring surface voids 表面空隙 in the manufactured products.

质量控制团队负责识别和测量制造产品中的surface voids 表面空隙。

作文

In the field of materials science and engineering, understanding the concept of surface voids is crucial for assessing the quality and durability of various materials. Surface voids refer to the small gaps or spaces that exist on the surface of a material, which can significantly impact its mechanical properties and overall performance. These voids can occur due to several factors, including manufacturing processes, environmental conditions, and the inherent characteristics of the material itself.One of the primary concerns associated with surface voids is their ability to act as stress concentrators. When a material is subjected to external forces, these voids can lead to localized stress increases, making the material more susceptible to cracking or failure. For instance, in concrete structures, the presence of surface voids can weaken the integrity of the structure, potentially leading to catastrophic failures if not properly addressed.Moreover, surface voids can also influence the material's corrosion resistance. In metals, for example, voids on the surface can trap moisture and contaminants, creating an environment conducive to corrosion. This is particularly problematic in applications where materials are exposed to harsh environmental conditions, such as marine or chemical environments. Therefore, understanding and controlling surface voids is essential for enhancing the longevity and reliability of materials used in such settings.Another important aspect to consider is the role of surface voids in the adhesion properties of coatings and paints. When a surface has numerous voids, it can hinder the bonding process between the substrate and the coating, resulting in poor adhesion and premature failure of the protective layer. This is especially critical in industries like automotive and aerospace, where surface finishes not only contribute to aesthetics but also play a vital role in protecting the underlying material from environmental damage.To mitigate the negative effects of surface voids, engineers and material scientists often employ various techniques during the manufacturing process. For example, optimizing the casting or molding processes can help reduce the formation of voids by ensuring a more uniform distribution of material. Additionally, post-processing treatments such as surface polishing or coating can fill in these voids, thereby enhancing the material's surface quality and performance.In conclusion, the significance of surface voids cannot be overstated in the context of material performance and durability. By recognizing their implications on stress concentration, corrosion resistance, and adhesion properties, engineers can take proactive measures to minimize their occurrence and impact. As technology continues to evolve, ongoing research into the behavior and management of surface voids will undoubtedly lead to advancements in material design and application, ultimately benefiting a wide range of industries and enhancing the safety and reliability of engineered structures.

在材料科学和工程领域，理解表面空隙的概念对于评估各种材料的质量和耐久性至关重要。表面空隙指的是存在于材料表面的小间隙或空间，这些空隙会显著影响材料的机械性能和整体表现。这些空隙可能由于多种因素而发生，包括制造过程、环境条件以及材料本身的固有特性。与表面空隙相关的主要问题之一是它们作为应力集中点的能力。当材料受到外部力作用时，这些空隙可能导致局部应力增加，使材料更容易出现裂纹或失效。例如，在混凝土结构中，表面空隙的存在可能削弱结构的完整性，如果不加以处理，可能导致灾难性的失败。此外，表面空隙还会影响材料的耐腐蚀性。在金属中，例如，表面的空隙可能会捕获湿气和污染物，从而创造出有利于腐蚀的环境。这在材料暴露于恶劣环境条件下时尤其成问题，例如海洋或化学环境。因此，理解和控制表面空隙对于提高在这些环境中使用的材料的耐用性和可靠性至关重要。另一个需要考虑的重要方面是表面空隙在涂层和油漆的粘附性能中的作用。当表面有许多空隙时，它可能会妨碍基材与涂层之间的粘合过程，导致附着不良和保护层的提前失效。这在汽车和航空等行业尤为关键，因为表面处理不仅对美观有贡献，还在保护底层材料免受环境损害方面发挥着重要作用。为了减轻表面空隙的负面影响，工程师和材料科学家通常在制造过程中采用各种技术。例如，优化铸造或成型过程可以通过确保材料的更均匀分布来帮助减少空隙的形成。此外，后处理方法如表面抛光或涂层可以填补这些空隙，从而增强材料的表面质量和性能。总之，在材料性能和耐久性方面，表面空隙的重要性不容小觑。通过认识到它们对应力集中、耐腐蚀性和粘附性能的影响，工程师可以采取积极措施来最小化其发生和影响。随着技术的不断发展，持续研究表面空隙的行为和管理无疑将推动材料设计和应用的进步，最终使广泛的行业受益，并提高工程结构的安全性和可靠性。