paraffinic

简明释义

英[ˌpærəˈfɪnɪk]美[pærəˈfɪnɪk]

adj. 石蜡的，链烷的

英英释义

单词用法

同义词

反义词

例句

1.The benzene ring itself is not susceptible to low-temperature oxidation, but its substitution into a paraffinic chain increases the response of the latter.

苯环本身对低温氧化并不敏感，但当它取代进入烷烃链后，将增加链对低温氧化的响应。

2.Paraffinic Having the characteristics of paraffins, saturated hydrocarbons of open chain structure.

石蜡族具有石蜡的特性、具开放式结构的饱和烃。

3.Blended from HVI paraffinic base oils and additives to prevent wear, oxidation, corrosion and foaming.

采用高黏度指数石蜡基油加入添加剂为配方，提供抗磨损，抗氧化，抗腐蚀及抗泡沫性能。

4.A calibration valve oil for hydraulic shield safety valves was formulated by a base oilobtalned from the distillate of a deep-refining paraffinic crude with qualified additives.

以深度精制的石蜡基馏分油为基础油，添加具有改善油品性能的添加剂研制了液压支架安全阀校阀油。

5.White odorless, colorless and tasteless paraffinic oil.

白色透明，近于无色的无味凡士林油。

6.The Bearing oil L-FD68 were formulated from base oil obtained by deep-refining paraffinic crude and doped with various additives.

以深度精制的石蜡基馏分油为基础油，添加了各种添加剂，制备了轴承油l - FD68。

7.Paraffinic having the characteristics of paraffins saturated hydrocarbons of open chain structure.

石蜡族具有石蜡的特性、开放式结构的饱和烃。

8.Normally, refined vacuum distillates of paraffinic Daqing crude oil are used as base stocks and are packaged with composite additives.

该油以大庆原油正常精制的减压馏分油为基础油，添加复合添加剂而成。

9.The results of evaluation made in our paraffinic base anti - ammonia steam turbine oil on quality by lab-oratory showed that the quality of our products reached the level of foreign similar products.

对国产石蜡基抗氨汽轮机油的质量评定结果表明，国内产品的质量达到国外同类油品水平。

10.The results of evaluation made in our paraffinic base anti - ammonia steam turbine oil on quality by lab-oratory showed that the quality of our products reached the level of foreign similar products.

对国产石蜡基抗氨汽轮机油的质量评定结果表明，国内产品的质量达到国外同类油品水平。

11.Due to its paraffinic nature, the wax can be easily molded into various shapes.

由于其石蜡烃的特性，蜡可以轻松地被塑造成各种形状。

12.The lubricant is formulated with paraffinic base oils for enhanced stability.

该润滑油采用石蜡烃基础油配制，以增强稳定性。

13.The paraffinic hydrocarbons in this sample indicate a high-quality crude oil.

这个样本中的石蜡烃表明这是高质量的原油。

14.The oil produced from this well is predominantly paraffinic.

这口井生产的油主要是石蜡烃。

15.We need to analyze the paraffinic content in the fuel for better performance.

我们需要分析燃料中的石蜡烃含量以提高性能。

作文

The term paraffinic refers to a category of hydrocarbons that are predominantly saturated, meaning they contain only single bonds between carbon atoms. This characteristic makes them distinct from unsaturated hydrocarbons, which contain one or more double or triple bonds. The significance of paraffinic compounds can be observed in various industries, particularly in the production of fuels and lubricants. For instance, many petroleum products are rich in paraffinic hydrocarbons, contributing to their desirable properties such as stability and resistance to oxidation.In the context of fuel production, paraffinic components are crucial for creating high-quality gasoline and diesel. These fuels often require a specific balance of paraffinic and aromatic compounds to ensure optimal performance in engines. The presence of paraffinic hydrocarbons helps improve the fuel's cetane number, which is a measure of its ignition quality. Higher cetane numbers indicate better combustion efficiency, leading to smoother engine operation and reduced emissions.Moreover, the refining process of crude oil involves separating different hydrocarbon fractions, where paraffinic compounds are often isolated due to their favorable characteristics. For example, during the distillation of crude oil, lighter paraffinic fractions can be separated to produce kerosene or jet fuel, which are essential for aviation and other applications.Another important aspect of paraffinic hydrocarbons is their role in the formulation of lubricating oils. Lubricants are designed to reduce friction and wear between moving parts in machinery, and paraffinic oils provide excellent viscosity and thermal stability. This makes them ideal for use in automotive and industrial applications. Additionally, paraffinic oils tend to have lower volatility, which means they evaporate less at high temperatures, further enhancing their performance in demanding environments.Despite their advantages, paraffinic compounds also face challenges, particularly in terms of environmental impact. The extraction and refining processes associated with paraffinic hydrocarbons can lead to pollution and greenhouse gas emissions. As a result, there is an increasing push towards more sustainable alternatives, such as biofuels and synthetic lubricants, which aim to reduce reliance on fossil fuels while maintaining similar performance characteristics.In conclusion, understanding the properties and applications of paraffinic hydrocarbons is essential for various sectors, including energy and manufacturing. Their unique qualities not only contribute to the effectiveness of fuels and lubricants but also present challenges that require innovative solutions to minimize environmental impact. As technology advances, the future may see a shift towards more eco-friendly options while still harnessing the benefits of paraffinic compounds in our daily lives.

“paraffinic”这个术语指的是一种主要由饱和烃组成的碳氢化合物类别，这意味着它们之间仅包含单键。这一特性使得它们与含有一个或多个双键或三键的不饱和烃区别开来。paraffinic化合物的重要性可以在多个行业中观察到，特别是在燃料和润滑剂的生产中。例如，许多石油产品富含paraffinic烃，这些烃赋予了它们稳定性和抗氧化性的良好特性。在燃料生产的背景下，paraffinic成分对于制造高质量的汽油和柴油至关重要。这些燃料通常需要paraffinic和芳香烃之间的特定平衡，以确保发动机的最佳性能。paraffinic烃的存在有助于提高燃料的十六烷值，这是其点火质量的一个衡量标准。更高的十六烷值表明更好的燃烧效率，从而导致发动机运行更平稳和减少排放。此外，原油的精炼过程涉及分离不同的烃馏分，其中paraffinic化合物由于其良好的特性而常常被分离。例如，在原油的蒸馏过程中，较轻的paraffinic馏分可以被分离出来以生产航空煤油或喷气燃料，这对航空和其他应用至关重要。paraffinic烃的另一个重要方面是它们在润滑油配方中的作用。润滑剂旨在减少机械部件之间的摩擦和磨损，而paraffinic油提供了出色的粘度和热稳定性。这使得它们非常适合用于汽车和工业应用。此外，paraffinic油的挥发性较低，这意味着它们在高温下的蒸发量较少，从而进一步增强了它们在苛刻环境下的性能。尽管具有优势，paraffinic化合物也面临挑战，特别是在环境影响方面。提取和精炼与paraffinic烃相关的过程可能导致污染和温室气体排放。因此，越来越多的人呼吁向更可持续的替代品转变，例如生物燃料和合成润滑剂，这些替代品旨在减少对化石燃料的依赖，同时保持类似的性能特征。总之，理解paraffinic烃的特性和应用对于包括能源和制造在内的多个领域至关重要。它们独特的特性不仅有助于燃料和润滑剂的有效性，还提出了需要创新解决方案以最小化环境影响的挑战。随着技术的进步，未来可能会看到向更环保选项的转变，同时仍然利用paraffinic化合物在我们日常生活中的好处。