naphthalene

简明释义

英[ˈnæfθəliːn;ˈnæpθəliːn]美[ˈnæfθəliːnˌˈnæpθəliːn]

n. 萘（一种二环芳族烃）；卫生球，樟脑丸

英英释义

单词用法

同义词

反义词

例句

1.In heat transfer experiment, the calorie comparison theory and naphthalene sublimation technology are adopted.

在传热实验中，采用了热质比拟原理及萘升华技术。

2.With the hexamethylene as solvent and naphthalene as solute, the relative error of molar mass of naphthalene measured is not much as 1%.

以环己烷作溶剂、萘为溶质测得萘摩尔质量的相对误差均在1%以内。

3.The fourth is cyclic compounds (naphthalene).

第四为稠环化合物（萘）；

4.The suspensibility to seed clothing agent in compound system of naphthalene sulfonate condensate and nonionic surfactant was studied.

研究了聚萘磺酸盐与非离子表面活性剂复配体系对种衣剂的悬浮性。

5.The p dichlorobenzene and naphthalene in mothproofing agent was determined by infrared spectroscopy.

用红外光谱法测定了防蛀剂中对二氯苯和萘的含量。

6.Naphthalene sulfonates of purification product, has the air-entraining, super plasticizing, efficient decrease water and enhance etc. Function.

萘磺酸盐的提纯产品，具有非引气、超塑化、高效减水和增强等功能。

7.The result also showed that the chemicals such as naphthalene and methyl-naphthalene are produced mainly from cellulose, and phenols from lignin.

实验结果也表明生物油中萘、甲基萘等主要来自于纤维素和半纤维素的热解，酚类化合物主要源自于木质素的热解。

8.The effects of 1,2,4-trichlorobenzene and naphthalene on photosynthetic characteristics of rice leaves were studied.

研究了1，2，4-三氯苯和萘对抽穗期水稻叶片光合特性的影响。

9.It consists of alkyl aryl sulfonate and formaldehyde naphthalene sulfonate condensate synthesized chemically.

它是由化学合成的烷基芳香族磺酸盐和萘磺酸盐甲醛缩合物所组成。

10.The mothballs in the closet contain naphthalene, which helps to repel insects.

衣橱里的樟脑丸含有萘，它有助于驱赶昆虫。

11.In laboratories, naphthalene is often used as a solvent for organic reactions.

在实验室中，萘常用作有机反应的溶剂。

12.The distinct smell of naphthalene can be quite strong when it is heated.

萘加热时会散发出相当强烈的气味。

13.Some people use naphthalene to clean their carpets, but it can be harmful if inhaled.

有些人用萘来清洁地毯，但如果吸入可能会有害。

14.During the production of plastics, naphthalene is an important intermediate compound.

在塑料生产过程中，萘是一个重要的中间化合物。

作文

Naphthalene is a fascinating organic compound that has been utilized in various applications for many years. It is primarily known for its distinctive smell, which is often associated with mothballs. The chemical formula for naphthalene (萘) is C10H8, and it is classified as a polycyclic aromatic hydrocarbon. This means that it consists of multiple fused aromatic rings, giving it unique properties that make it valuable in different industries. One of the most common uses of naphthalene is in the production of mothballs, which are used to protect clothing and other fabrics from moth damage. The strong odor of naphthalene serves as a deterrent for these pests, making it an effective solution for preserving garments. However, it is important to note that while naphthalene is effective against moths, it can also pose health risks to humans and pets if inhaled or ingested. Therefore, it is crucial to use products containing naphthalene with caution and follow safety guidelines. In addition to its use in mothballs, naphthalene plays a significant role in the chemical industry. It is a precursor to various chemicals, including phthalic anhydride, which is used to produce plasticizers and resins. These materials are essential in manufacturing a wide range of products, from flexible PVC to coatings and adhesives. The versatility of naphthalene makes it a valuable building block in the synthesis of many compounds, contributing to the development of modern materials. Moreover, naphthalene has applications in the field of medicine. It has been studied for its potential use in treating certain medical conditions, such as sickle cell anemia. Research has shown that naphthalene can help stabilize hemoglobin, thereby improving the condition of patients suffering from this disease. While more research is needed to fully understand its effects, the potential therapeutic applications of naphthalene highlight its importance beyond industrial uses. Despite its usefulness, the environmental impact of naphthalene cannot be overlooked. As an aromatic hydrocarbon, it is considered a pollutant and can contribute to air and water contamination. Efforts are being made to find safer alternatives to products containing naphthalene and to develop methods for mitigating its environmental effects. Awareness of these issues is crucial for consumers and industries alike, as we strive for a balance between the benefits of chemical compounds and their potential risks. In conclusion, naphthalene is a compound with a rich history and diverse applications. From its use in mothballs to its role in the chemical industry and potential medical benefits, naphthalene continues to be a topic of interest and research. However, it is essential to approach its use responsibly, considering both its advantages and the environmental implications it carries. Understanding the properties and effects of naphthalene will enable us to utilize it effectively while minimizing its risks to health and the environment.

萘是一种迷人的有机化合物，多年来被广泛应用。它主要以其独特的气味而闻名，这种气味通常与防蛀虫剂有关。naphthalene（萘）的化学式是C10H8，它被归类为多环芳烃。这意味着它由多个融合的芳香环组成，赋予它独特的性质，使其在不同的行业中具有价值。 naphthalene最常见的用途之一是在防蛀虫剂的生产中，防蛀虫剂用于保护衣物和其他织物免受蛀虫损害。naphthalene的强烈气味可以有效地驱赶这些害虫，使其成为保护衣物的有效解决方案。然而，重要的是要注意，虽然naphthalene对蛀虫有效，但如果吸入或摄入，也可能对人类和宠物造成健康风险。因此，使用含有naphthalene的产品时务必小心，并遵循安全指南。 除了在防蛀虫剂中的使用外，naphthalene在化学工业中也发挥着重要作用。它是多种化学品的前体，包括邻苯二甲酸酐，后者用于生产增塑剂和树脂。这些材料在制造各种产品中至关重要，从柔性PVC到涂料和粘合剂。naphthalene的多功能性使其成为许多化合物合成中的宝贵构建块，有助于现代材料的发展。 此外，naphthalene在医学领域也有应用。它已被研究用于治疗某些医疗条件，例如镰状细胞贫血。研究表明，naphthalene可以帮助稳定血红蛋白，从而改善患有这种疾病的患者的状况。尽管仍需更多研究以充分了解其影响，但naphthalene的潜在治疗应用突显了其超越工业用途的重要性。 尽管有用，但naphthalene对环境的影响不容忽视。作为一种芳香烃，它被视为污染物，可能导致空气和水污染。目前正在努力寻找替代含有naphthalene的产品的更安全替代品，并开发减轻其环境影响的方法。提高对这些问题的认识对于消费者和行业来说至关重要，因为我们努力在化合物的益处与其潜在风险之间取得平衡。 总之，naphthalene是一种历史悠久且应用广泛的化合物。从它在防蛀虫剂中的使用到在化学工业中的作用以及潜在的医疗益处，naphthalene仍然是一个值得关注和研究的话题。然而，必须负责任地看待其使用，考虑到其优点和环境影响。理解naphthalene的性质和影响将使我们能够有效地利用它，同时尽量减少对健康和环境的风险。