rare gas

简明释义

稀有气体

英英释义

例句

1.The rare gas 稀有气体 neon is often found in colorful signs.

稀有气体 稀有气体氖通常用于五彩斑斓的霓虹灯招牌中。

2.Inert lighting systems often utilize rare gas 稀有气体 to improve efficiency.

惰性照明系统通常利用稀有气体 稀有气体来提高效率。

3.Argon, a type of rare gas 稀有气体, is commonly used in welding.

氩，一种稀有气体 稀有气体，常用于焊接。

4.Helium is a common example of a rare gas 稀有气体 that is used in balloons.

氦是一个常见的稀有气体 稀有气体，用于充气球。

5.The rare gas 稀有气体 xenon is used in high-performance headlights.

稀有气体 稀有气体氙用于高性能车灯。

作文

The term rare gas refers to a group of chemical elements that are characterized by their lack of reactivity due to having a full valence shell of electrons. These gases include helium, neon, argon, krypton, xenon, and radon. The unique properties of rare gases make them fascinating subjects of study in both chemistry and physics. Their inertness allows them to be used in various applications without the risk of unwanted reactions. For example, helium is often used in balloons because it is lighter than air and does not react with other substances. Neon, on the other hand, is widely known for its use in colorful neon signs, which emit light when an electric current passes through them.One significant aspect of rare gases is their occurrence in the Earth's atmosphere. Although they are termed 'rare,' these gases are actually present in trace amounts in the atmosphere. Argon, for instance, makes up about 0.93% of the Earth's atmosphere, making it the third most abundant gas after nitrogen and oxygen. This abundance is surprising given the name 'rare,' which suggests scarcity. The name originates from the fact that these gases were initially difficult to isolate and study, leading to the misconception that they were rare.The study of rare gases has led to numerous scientific advancements. Their unique electronic configurations have made them essential in fields such as spectroscopy and laser technology. For example, lasers that operate on the principle of stimulated emission of radiation often utilize the energy levels of rare gases to produce coherent light. The development of these technologies has had profound implications in various sectors, including medicine, telecommunications, and manufacturing.Moreover, rare gases also play a role in environmental science. They can be used as tracers in atmospheric studies to understand air movement and pollution dispersion. Since these gases do not react with other atmospheric components, they provide invaluable data on the behavior of air masses and the distribution of pollutants. This information is critical for developing strategies to combat air quality issues and climate change.In conclusion, rare gases are not only intriguing due to their unique properties but also vital to several scientific and practical applications. Their inert nature allows them to be utilized in ways that other gases cannot be, making them indispensable in modern technology and research. As we continue to explore the universe and develop new technologies, our understanding of rare gases will undoubtedly expand, revealing even more about their potential uses and the fundamental principles of chemistry and physics. The continued study of these gases will help us harness their properties for future innovations and address some of the pressing challenges facing our planet today.

术语rare gas指的是一组化学元素，其特征是由于具有完整的价电子层而缺乏反应性。这些气体包括氦、氖、氩、氪、氙和氡。rare gases的独特性质使它们成为化学和物理学中引人入胜的研究对象。它们的惰性使得它们可以在各种应用中使用，而不会有不必要的反应。例如，氦常用于气球，因为它比空气轻，并且不会与其他物质反应。另一方面，氖因其在霓虹灯中的多彩用途而广为人知，当电流通过时，它会发光。rare gases的一个重要方面是它们在地球大气中的存在。虽然它们被称为“稀有气体”，但这些气体实际上在大气中以微量存在。例如，氩气约占地球大气的0.93%，使其成为氮气和氧气之后第三丰富的气体。考虑到“稀有”这个名称，这种丰度令人惊讶。这个名称源于这些气体最初难以分离和研究，导致了它们被误解为稀有。对rare gases的研究已经导致了众多科学进展。它们独特的电子配置使它们在光谱学和激光技术等领域必不可少。例如，基于受激辐射发射原理工作的激光通常利用rare gases的能级来产生相干光。这些技术的发展对医学、电信和制造等多个领域产生了深远的影响。此外，rare gases在环境科学中也发挥着作用。它们可以作为大气研究中的示踪剂，用于理解空气运动和污染扩散。由于这些气体不与其他大气成分反应，因此它们为空气团的行为和污染物的分布提供了宝贵的数据。这些信息对于制定应对空气质量问题和气候变化的策略至关重要。总之，rare gases不仅因其独特的性质而引人入胜，而且对若干科学和实际应用至关重要。它们的惰性使得它们能够以其他气体无法做到的方式被利用，使其在现代技术和研究中不可或缺。随着我们继续探索宇宙并开发新技术，我们对rare gases的理解无疑会扩展，揭示其潜在用途以及化学和物理学的基本原理。对这些气体的持续研究将帮助我们利用它们的特性来推动未来的创新，并解决当今我们星球面临的一些紧迫挑战。