mercury lamp

简明释义

水银灯

英英释义

例句

1.We replaced the old mercury lamp with an LED for better energy savings.

我们用LED灯替换了旧的汞灯以获得更好的节能效果。

2.The mercury lamp emits a bluish light that can be harsh on the eyes.

汞灯发出蓝色光线，对眼睛可能会有刺激。

3.The mercury lamp is commonly used in street lighting due to its efficiency.

由于其高效性，汞灯通常用于街道照明。

4.Photographers often use a mercury lamp for its high color rendering index.

摄影师常常使用汞灯，因为它具有高显色指数。

5.In the laboratory, a mercury lamp provides a stable light source for experiments.

在实验室中，汞灯为实验提供稳定的光源。

作文

The mercury lamp is a type of gas discharge lamp that produces light through the excitation of mercury vapor. These lamps are known for their bright, bluish-white light and are commonly used in various applications, from street lighting to industrial settings. The principle behind the mercury lamp is relatively simple: when an electric current passes through the mercury gas, it ionizes the gas, causing it to emit ultraviolet light. This ultraviolet light then interacts with a phosphor coating on the inside of the lamp, which converts it into visible light. One of the key advantages of the mercury lamp is its efficiency. Compared to traditional incandescent bulbs, mercury lamps can produce much more light per watt of electricity consumed. This makes them an attractive option for outdoor lighting, where large areas need to be illuminated without incurring high energy costs. Additionally, mercury lamps have a longer lifespan than many other types of lighting, often lasting several years before needing replacement.However, there are also disadvantages associated with mercury lamps. One major concern is the environmental impact of mercury, a toxic substance that can be harmful if released into the ecosystem. As a result, proper disposal and recycling of mercury lamps are crucial to minimize their ecological footprint. Many regions have implemented regulations to ensure that spent mercury lamps are handled safely and do not contribute to pollution.In recent years, advancements in lighting technology have led to the development of alternatives to mercury lamps, such as LED lighting. LEDs are even more energy-efficient and have a lower environmental impact since they do not contain hazardous materials like mercury. Despite this, mercury lamps still hold a place in certain applications where their specific characteristics are beneficial. For example, in some industrial processes, the intense light produced by mercury lamps is necessary for tasks such as curing coatings or providing illumination for large spaces.In conclusion, the mercury lamp is a significant invention in the field of artificial lighting, offering both advantages and challenges. While they provide efficient and long-lasting illumination, the presence of mercury necessitates careful handling and disposal. As technology continues to evolve, it will be interesting to see how the role of mercury lamps changes in the face of emerging alternatives like LEDs. Ultimately, understanding the benefits and drawbacks of mercury lamps is essential for making informed choices about lighting solutions in our homes and industries.

汞灯是一种气体放电灯，利用汞蒸气的激发产生光。这些灯以其明亮的蓝白色光而闻名，通常用于各种应用，从街道照明到工业环境。汞灯的原理相对简单：当电流通过汞气体时，它会使气体电离，导致其发出紫外线光。这种紫外线光随后与灯内部的荧光粉涂层相互作用，将其转化为可见光。汞灯的一个主要优点是其效率。与传统的白炽灯泡相比，汞灯可以在每消耗一瓦特电力的情况下产生更多的光。这使它们成为户外照明的理想选择，在不产生高能源成本的情况下照亮大面积区域。此外，汞灯的使用寿命也比许多其他类型的照明更长，通常可以持续数年而无需更换。然而，汞灯也存在一些缺点。一个主要问题是汞的环境影响，汞是一种有毒物质，如果释放到生态系统中可能会造成危害。因此，妥善处置和回收汞灯对于最小化其生态足迹至关重要。许多地区已经实施了相关法规，以确保废弃的汞灯得到安全处理，不会导致污染。近年来，照明技术的进步促使开发出替代汞灯的产品，例如LED照明。LED的能效更高，并且由于不含有害材料如汞，因此对环境的影响更小。尽管如此，汞灯在某些应用中仍然占有一席之地，因为其特定特性是有益的。例如，在一些工业过程中，汞灯产生的强光对于固化涂层或为大空间提供照明是必要的。总之，汞灯是人造照明领域的一项重要发明，提供了优点和挑战。虽然它们提供高效且持久的照明，但汞的存在需要谨慎处理和处置。随着技术的不断发展，观察汞灯在新兴替代品如LED面前的角色变化将会很有趣。最终，了解汞灯的利弊对于我们在家庭和工业中做出明智的照明解决方案选择至关重要。