tetraethyl

简明释义

英[ˌtetrəˈeθɪl]美[tetrəˈeθəl]

n. 四乙基的

英英释义

单词用法

同义词

反义词

例句

1.Leaded gasoline exhaust pollution of traditional gasoline with the production process of tetraethyl lead as an anti-explosive agent.

含铅汽油的废气污染传统汽油生产工艺中以四乙基铅作为防爆剂。

2.Then the new cage-like vinyl silsesquioxanes(VS) were synthesized by the reaction of vinyl-tetra-coordinate silicon with tetraethyl orthosilicate in the condition of tetramethyl ammonium hydroxide.

然后在四甲基氢氧化铵催化下与正硅酸乙酯反应，制得笼状乙烯基倍半硅氧烷；

3.Automobile exhaust tetraethyl lead is a highly toxic substance.

汽车尾气中的四乙基铅是剧毒物质。

4.Diagnostic criteria and principles of management of occupational acute tetraethyl lead poisoning.

职业性急性四乙基铅中毒诊断标准及处理原则。

5.He described the evolution of resistance in Tetranychus against tetraethyl pyrophate.

他叙述了恙虫对焦磷酸四乙脂的抗性进化。

6.Then the new cage-like vinyl silsesquioxanes(VS) were synthesized by the reaction of vinyl-tetra-coordinate silicon with tetraethyl orthosilicate in the condition of tetramethyl ammonium hydroxide.

然后在四甲基氢氧化铵催化下与正硅酸乙酯反应，制得笼状乙烯基倍半硅氧烷；

7.Objective To study the health state of workers exposed to tetraethyl lead petrol, and to find a surveillant index for them.

目的研究接触四乙基铅汽油作业人员健康状况，探讨四乙基铅汽油接触者的监护指标。

8.To observe the relationship between lead content in blood and urine and acute tetraethyl lead poisoning.

目的观察血铅和尿铅含量与急性四乙基铅中毒程度之间的关系。

9.The chemical compound tetraethyl is often used as an additive in gasoline.

化合物四乙基常用作汽油的添加剂。

10.Researchers are studying the effects of tetraethyl lead on environmental pollution.

研究人员正在研究四乙基铅对环境污染的影响。

11.In organic chemistry, tetraethyl compounds can exhibit interesting properties.

在有机化学中，四乙基化合物可能表现出有趣的性质。

12.The use of tetraethyl in aviation fuel has decreased due to health concerns.

由于健康问题，四乙基在航空燃料中的使用已减少。

13.Safety measures are essential when handling tetraethyl compounds in the lab.

在实验室处理四乙基化合物时，安全措施至关重要。

作文

The term tetraethyl refers to a chemical compound that is commonly associated with various industrial applications. Specifically, tetraethyl is often used in the context of tetraethyl lead, which was historically utilized as an additive in gasoline to improve engine performance and reduce knocking. This compound is notable not only for its practical uses but also for the environmental and health concerns it has raised over the years. In the early 20th century, the introduction of tetraethyl lead into fuel marked a significant advancement in automotive technology. Engineers discovered that adding this compound to gasoline could significantly enhance the fuel's octane rating. As a result, vehicles could operate more smoothly and efficiently, leading to better overall performance. However, as the use of tetraethyl lead became widespread, researchers began to uncover the detrimental effects it had on public health and the environment.Studies indicated that exposure to tetraethyl lead could lead to serious health issues, including neurological damage, particularly in children. The compound was found to accumulate in the body, causing long-term health problems even at low levels of exposure. Consequently, the environmental impact of tetraethyl lead became a pressing concern as well, contributing to widespread pollution and contamination of soil and water sources.In response to these alarming findings, many countries began to phase out the use of tetraethyl lead in gasoline during the late 20th century. The transition to unleaded fuel not only led to improvements in air quality but also reduced the health risks associated with lead exposure. This shift demonstrated the importance of scientific research in guiding public policy and promoting safer alternatives in industry.Today, while tetraethyl lead is largely banned in most parts of the world, its legacy continues to influence discussions about chemical safety and environmental protection. The case of tetraethyl lead serves as a cautionary tale about the potential consequences of introducing new chemicals into everyday products without fully understanding their long-term effects. It highlights the need for rigorous testing and regulation of chemical compounds before they are widely adopted.Moreover, the story of tetraethyl lead illustrates the broader challenges faced by industries that rely on chemical additives. As society moves towards more sustainable practices, there is a growing demand for alternatives that do not pose the same risks to human health and the environment. Researchers and engineers are now exploring various eco-friendly additives that can replace harmful substances like tetraethyl lead, ensuring that technological advancements do not come at the expense of public safety.In conclusion, the compound tetraethyl, particularly in its form as tetraethyl lead, has played a crucial role in the history of automotive fuel. While it brought about significant improvements in engine performance, the associated health and environmental risks have led to its decline in use. The lessons learned from the case of tetraethyl lead continue to resonate in today's discussions about chemical safety, regulation, and the pursuit of safer, more sustainable alternatives in industry. It is essential that we remain vigilant and informed about the substances we use, ensuring that innovation does not compromise our health or the planet's well-being.

术语tetraethyl指的是一种与各种工业应用相关的化合物。具体而言，tetraethyl通常用于四乙基铅的上下文中，这种物质在历史上被用作汽油中的添加剂，以改善发动机性能和减少敲击声。这个化合物不仅因其实际用途而引人注目，还因其多年来引发的环境和健康问题而受到关注。在20世纪初，tetraethyl铅的引入标志着汽车技术的一次重大进步。工程师们发现，将这种化合物添加到汽油中可以显著提高燃料的辛烷值。因此，车辆能够更加平稳和高效地运行，从而提高整体性能。然而，随着tetraethyl铅的广泛使用，研究人员开始揭示它对公共健康和环境的有害影响。研究表明，接触tetraethyl铅可能导致严重的健康问题，包括神经损伤，尤其是在儿童中。该化合物被发现会在体内积累，即使在低水平接触下也会导致长期健康问题。因此，tetraethyl铅的环境影响也成为一个紧迫的问题，导致广泛的污染和土壤、水源的污染。为了应对这些令人担忧的发现，许多国家在20世纪末开始逐步淘汰汽油中的tetraethyl铅。这一转变不仅改善了空气质量，还减少了与铅接触相关的健康风险。这一转变证明了科学研究在指导公共政策和促进工业安全替代品方面的重要性。如今，虽然tetraethyl铅在世界大多数地方已被禁止，但其遗产仍然继续影响有关化学安全和环境保护的讨论。tetraethyl铅的案例作为一个警示故事，提醒我们在将新化学物质引入日常产品之前，必须充分了解其长期影响。这突显了对化学化合物进行严格测试和监管的必要性。此外，tetraethyl铅的故事还说明了依赖化学添加剂的行业面临的更广泛挑战。随着社会向更可持续的实践迈进，对不危害人类健康和环境的替代品的需求日益增长。研究人员和工程师们正在探索各种生态友好的添加剂，以替代有害物质如tetraethyl铅，确保技术进步不会以公众安全为代价。总之，化合物tetraethyl，特别是作为四乙基铅的形式，在汽车燃料的历史中发挥了关键作用。尽管它带来了发动机性能的显著改善，但相关的健康和环境风险导致其使用的减少。从tetraethyl铅的案例中汲取的教训继续在当今关于化学安全、监管和追求更安全、更可持续的工业替代品的讨论中产生共鸣。我们必须保持警惕和知情，确保我们使用的物质不会妨碍我们的健康或地球的福祉。