uv degradation

简明释义

紫外线退化

英英释义

例句

1.The longevity of the plastic materials is affected by uv degradation (紫外线降解).

塑料材料的使用寿命受到uv degradation（紫外线降解）的影响。

2.The outdoor furniture is prone to uv degradation (紫外线降解) if left unprotected.

如果不加保护，户外家具容易受到uv degradation（紫外线降解）的影响。

3.The fabric used for awnings must resist uv degradation (紫外线降解) to ensure long-term use.

用于遮阳篷的面料必须抵抗uv degradation（紫外线降解），以确保长期使用。

4.To enhance durability, manufacturers often test for uv degradation (紫外线降解) in their products.

为了增强耐久性，制造商通常会测试其产品的uv degradation（紫外线降解）。

5.We need to apply a protective coating to prevent uv degradation (紫外线降解) on the car's paint.

我们需要涂上一层保护涂层，以防止汽车漆面出现uv degradation（紫外线降解）。

作文

Ultraviolet (UV) radiation is a form of electromagnetic radiation that comes from the sun and artificial sources such as tanning beds. While it plays a crucial role in the production of vitamin D in our bodies, excessive exposure to UV rays can lead to serious health problems, including skin cancer. Additionally, UV radiation can cause significant damage to materials and products, a phenomenon known as uv degradation (紫外线降解). This process involves the breakdown of chemical bonds in materials, leading to deterioration and loss of functionality over time.One of the most affected materials by uv degradation (紫外线降解) is plastics. Many everyday items, from water bottles to outdoor furniture, are made from plastic. When these items are exposed to sunlight for prolonged periods, the UV rays penetrate the surface and initiate a chemical reaction that weakens the material. This can result in discoloration, brittleness, and ultimately, the failure of the product. For instance, a plastic lawn chair left outside may become faded and brittle after several months of exposure to direct sunlight, rendering it unsafe for use.Textiles are also vulnerable to uv degradation (紫外线降解). Fabrics used in clothing, curtains, and upholstery can lose their color and strength when exposed to UV light. This is particularly evident in outdoor fabrics that are designed to withstand weather conditions. Manufacturers often add UV inhibitors to these materials to enhance their durability and resistance to fading. However, even with these additives, prolonged exposure can still lead to a noticeable decline in quality.In addition to consumer products, uv degradation (紫外线降解) affects many industrial applications. For example, coatings and paints used on buildings and vehicles are susceptible to UV damage. As the paint breaks down due to UV exposure, it can lead to peeling, cracking, and loss of adhesion. This not only affects the aesthetic appeal of the surface but also compromises its protective qualities, leading to further damage from environmental factors.To mitigate the effects of uv degradation (紫外线降解), various strategies can be employed. One effective method is to use UV-resistant materials or coatings during the manufacturing process. These specialized products are designed to absorb or reflect UV radiation, thereby extending the lifespan of the item. Additionally, applying protective films or using UV-blocking window treatments can help reduce the amount of UV exposure for indoor items and furnishings.Another approach is to minimize direct sunlight exposure whenever possible. For example, storing outdoor furniture in a shaded area or using covers can significantly reduce the risk of uv degradation (紫外线降解). Homeowners can also rotate their outdoor decorations periodically to ensure that no single item bears the brunt of the sun’s rays for too long.In conclusion, while UV radiation has important benefits, its potential for causing uv degradation (紫外线降解) cannot be overlooked. Understanding this process is essential for consumers and manufacturers alike, as it informs decisions about product design, usage, and maintenance. By taking proactive measures to protect against UV damage, we can extend the life of our possessions and maintain their appearance and functionality for years to come.

紫外线（UV）辐射是一种电磁辐射，来自太阳和人造光源，如日光浴床。虽然它在我们体内维生素D的产生中起着至关重要的作用，但过度暴露于紫外线下会导致严重的健康问题，包括皮肤癌。此外，紫外线辐射还会对材料和产品造成重大损害，这种现象被称为uv degradation（紫外线降解）。这一过程涉及材料中化学键的破坏，导致随时间推移而恶化和功能丧失。受uv degradation（紫外线降解）影响最大的材料之一是塑料。许多日常物品，从水瓶到户外家具，都是由塑料制成的。当这些物品长时间暴露在阳光下时，紫外线穿透表面并引发化学反应，削弱材料。这可能导致褪色、脆化，最终导致产品失效。例如，一把放在外面的塑料草坪椅在数个月的直接阳光照射后可能变得褪色和脆弱，使其使用不安全。纺织品也容易受到uv degradation（紫外线降解）的影响。用于衣物、窗帘和室内装饰的面料在暴露于紫外线光线时可能会失去颜色和强度。这在户外面料中尤为明显，这些面料设计用于抵御天气条件。制造商通常在这些材料中添加紫外线抑制剂，以增强其耐用性和抗褪色能力。然而，即使有这些添加剂，长时间的暴露仍然会导致质量的明显下降。除了消费品，许多工业应用也受到uv degradation（紫外线降解）的影响。例如，用于建筑物和车辆的涂层和油漆易受紫外线损害。随着油漆因紫外线暴露而分解，这可能导致剥落、开裂和附着力丧失。这不仅影响表面的美观，还会损害其保护性能，导致环境因素造成进一步损害。为了减轻uv degradation（紫外线降解）的影响，可以采用各种策略。一种有效的方法是在制造过程中使用抗紫外线材料或涂层。这些专门的产品旨在吸收或反射紫外线，从而延长物品的使用寿命。此外，涂覆保护膜或使用防紫外线窗帘可以帮助减少室内物品和家具的紫外线暴露。另一种方法是尽量减少直接阳光暴露。例如，将户外家具存放在阴凉处或使用罩子可以显著降低uv degradation（紫外线降解）的风险。房主还可以定期轮换户外装饰，以确保没有单个物品承受阳光的强烈照射太久。总之，尽管紫外线辐射具有重要的益处，但其造成uv degradation（紫外线降解）的潜力不可忽视。理解这一过程对消费者和制造商而言都至关重要，因为它为产品设计、使用和维护提供了信息。通过采取积极措施保护免受紫外线损害，我们可以延长财物的使用寿命，并保持其外观和功能多年。