acetylene

简明释义

英[əˈsetəliːn]美[əˈsetəliːn]

n. [有化] 乙炔；电石气

英英释义

单词用法

同义词

反义词

例句

1.The bimolecular proton-bound complex between benzyne and acetylene intermediate has been proposed.

苯炔和乙炔中间体之间的双分子质子键合复合物已经被提出。

2.This document mainly deals with the common industrial gases, namely oxygen, nitrogen, hydrogen, argon and acetylene.

这些文件主要涉及到一般的工业气体，通常为氧气，氮气、氢气、氩气和乙炔气。

3.In all cases of acetylene cylinder fires, the area should be evacuated as quickly as possible.

在所有乙炔钢瓶起火的情况下，应该尽快疏散该区域的人员。

4.The reduction of acetylene to ethylene and that of acetylene to ethane were not parallel.

乙炔还原为乙烯和乙炔还原为乙烷的反应二者不相关。

5.The expansion graphite replaced acetylene black as electrical core material in dry battery.

在干电池中用膨胀石墨代替乙炔黑作为电芯材料。

6.Therefore, new technology of using acetylene sludge to calcine clinker will be discussed in this article.

所以本文对利用电石渣煅烧水泥熟料的新工艺进行了研究。

7.Safety precautions are essential when handling acetylene due to its flammability.

处理乙炔时，由于其易燃性，必须采取安全预防措施。

8.The production of acetylene is crucial in the synthesis of various organic compounds.

生产乙炔对合成各种有机化合物至关重要。

9.In the laboratory, we often use acetylene as a fuel for gas chromatography.

在实验室中，我们经常使用乙炔作为气相色谱的燃料。

10.The reaction of calcium carbide with water produces acetylene gas.

氢氧化钙与水反应会产生乙炔气体。

11.The welder used acetylene to create a high-temperature flame for cutting metal.

焊工使用乙炔来产生高温火焰以切割金属。

作文

Acetylene, known chemically as C2H2, is a colorless gas that is widely used in various industrial applications. It is one of the simplest alkenes and is primarily recognized for its role in welding and cutting metals. The unique properties of acetylene (乙炔) make it an essential component in oxy-fuel welding processes, where it is combined with oxygen to produce a flame that can reach temperatures exceeding 3,000 degrees Celsius. This intense heat allows for the melting and fusing of metals, making acetylene (乙炔) a favorite among metalworkers and fabricators.The production of acetylene (乙炔) typically involves the reaction of calcium carbide with water. This process generates acetylene (乙炔) gas, which can be collected and stored for later use. However, due to its highly flammable nature, safety precautions must be taken when handling this gas. Proper storage containers and ventilation systems are crucial to prevent any accidental ignition.In addition to welding, acetylene (乙炔) is also utilized in the synthesis of various organic compounds. It serves as a building block for the production of chemicals such as vinyl chloride, which is used to manufacture PVC plastic, and other important intermediates in the chemical industry. The versatility of acetylene (乙炔) extends beyond just welding and chemical synthesis; it is also employed in the production of synthetic rubber and as a fuel in certain types of lamps.Despite its many uses, acetylene (乙炔) must be handled with care. The gas is not only flammable but can also form explosive mixtures with air. Therefore, when using acetylene (乙炔) in welding applications, it is essential to ensure that the work area is free from any potential ignition sources. Additionally, workers should be trained in the proper handling and usage of acetylene (乙炔) to minimize the risk of accidents.Moreover, the environmental impact of acetylene (乙炔) production and usage cannot be overlooked. As industries strive to become more sustainable, there is a growing interest in finding alternative methods for producing acetylene (乙炔) that have a lower environmental footprint. Research is ongoing to explore greener technologies that could replace traditional methods, thereby reducing greenhouse gas emissions associated with acetylene (乙炔) production.In conclusion, acetylene (乙炔) is a vital gas that plays a significant role in various industrial processes, particularly in welding and chemical manufacturing. Its unique properties and high-temperature capabilities make it indispensable in metalworking, while its chemical versatility allows it to serve as a precursor for numerous organic compounds. However, the risks associated with acetylene (乙炔) require careful management and adherence to safety protocols. As industries move towards more sustainable practices, the future of acetylene (乙炔) may evolve, potentially leading to innovative production methods that align with environmental goals.

乙炔，化学式为C2H2，是一种无色气体，广泛用于各种工业应用。它是最简单的烯烃之一，主要因其在焊接和切割金属中的作用而受到认可。乙炔（acetylene）的独特性质使其成为氧燃料焊接过程中的重要组成部分，在这种过程中，它与氧气结合产生的火焰温度可超过3000摄氏度。这种强烈的热量使得金属能够熔化和融合，使乙炔（acetylene）成为金属工人和制造商的最爱。乙炔（acetylene）的生产通常涉及氢氧化钙与水的反应。这个过程生成乙炔（acetylene）气体，可以收集并储存以备后用。然而，由于其高度易燃的特性，处理这种气体时必须采取安全预防措施。适当的储存容器和通风系统对于防止意外点燃至关重要。除了焊接之外，乙炔（acetylene）还用于合成各种有机化合物。它作为化学品的构建块，例如氯乙烯，用于生产PVC塑料，以及化学工业中的其他重要中间体。乙炔（acetylene）的多功能性不仅限于焊接和化学合成；它还用于合成橡胶的生产以及某些类型灯具的燃料。尽管有许多用途，乙炔（acetylene）仍需小心处理。这种气体不仅易燃，还可能与空气形成爆炸性混合物。因此，在焊接应用中使用乙炔（acetylene）时，确保工作区域没有潜在的点火源至关重要。此外，工人应接受有关乙炔（acetylene）正确处理和使用的培训，以减少事故风险。此外，乙炔（acetylene）生产和使用对环境的影响也不能被忽视。随着行业努力变得更加可持续，越来越多的人开始关注寻找替代方法来生产乙炔（acetylene），以降低环境足迹。研究正在进行，以探索更环保的技术来替代传统方法，从而减少与乙炔（acetylene）生产相关的温室气体排放。总之，乙炔（acetylene）是一种重要气体，在各种工业过程中发挥着重要作用，特别是在焊接和化学制造中。其独特的性质和高温能力使其在金属加工中不可或缺，而其化学多样性使其作为众多有机化合物的前体。然而，与乙炔（acetylene）相关的风险需要谨慎管理并遵循安全协议。随着行业向更可持续的实践迈进，乙炔（acetylene）的未来可能会发展，潜在地导致创新的生产方法，与环境目标保持一致。