fractionating

简明释义

英[ˈfrækʃəneɪtɪŋ]美[ˈfrækʃəneɪtɪŋ]

n. 分馏；精馏；分级处理

v. 分馏（fractionate 的 ing 形式）

英英释义

单词用法

同义词

反义词

例句

1.The FON fractionating tower series , which evolve into three types-the big, the medium and the small, is a kind of device made for air fractionation.

FON系列分馏塔是一种空气分馏设备，在长期应用中形成了三种大、中、小三种型号。

2.A introduction of TS3000 control system's application on gas fractionating propane compressor, emphasis description of its hardware and software configuration and the function realized.

主要介绍了TS3000控制系统在气分丙烷压缩机上的应用，重点描述了系统软硬件配置及实现功能。

3.In order to demonstrate the fractionating method, the results of spectroscopy study on humic acid fractions separated from peat in different conditions were introduced.

阐述了不同条件下从泥炭中分离出来的腐植酸级分的光谱研究结果，以便为腐植酸的分级方法提供依据。

4.A fractionating or absorber tower which is filled with small objects (packing) to effect an intimate contact between rising vapor and falling liquid.

充填有小物体(填料)使上升蒸气与下降液体紧密接触的分馏塔或吸收塔。

5.2sets Of fractionating towers produced for Canadian customer which are attached with export labels for delivery after inspected by customers.

为加拿大客商生产制作的2台精馏塔，经客商验收贴上出口标签，准备发运。

6.The problem that salt accumulating on the top of fractionating column is solved by water-washing on line with good result.

介绍了大连石化公司三催化装置分馏塔结盐情况，对结盐现象进行了分析，通过采取在线水洗措施解决了塔顶结盐问题，取得了好的效果。

7.The paper expounded phenomena and harm of salt coagulation in catalytic fractionating column and the reason of salt coagulation was analyzed.

阐述了延迟焦化装置焦化分馏塔塔顶结盐的现象，并分析了结盐的原因，提出了一些处理方案和相应的预防措施。

8.The fractionating column in the lab is essential for purifying chemicals.

实验室中的分馏柱对于纯化化学品至关重要。

9.By fractionating the liquid, we can isolate the desired compounds for further analysis.

通过分馏液体，我们可以分离出所需的化合物以进行进一步分析。

10.The oil refinery is fractionating crude oil into various products like gasoline and diesel.

石油精炼厂正在分馏原油以生产各种产品，如汽油和柴油。

11.In chemistry, fractionating distillation is used to separate different components of a mixture based on their boiling points.

在化学中，分馏蒸馏用于根据混合物中不同成分的沸点进行分离。

12.The process of fractionating natural gas allows for the extraction of ethane and propane.

天然气的分馏过程可以提取乙烷和丙烷。

作文

In the field of chemistry and engineering, the process of fractionating is essential for separating mixtures into their individual components. This technique is widely used in various industries, including petroleum refining, chemical manufacturing, and even in the production of alcoholic beverages. The concept of fractionating involves dividing a mixture based on differences in physical properties, such as boiling points or solubility. By understanding these properties, scientists and engineers can effectively isolate desired compounds from complex mixtures.For instance, in the oil industry, crude oil is a complex mixture of hydrocarbons that must be separated to produce useful products like gasoline, diesel, and jet fuel. The fractionating process begins with heating the crude oil in a distillation column. As the temperature rises, different components of the oil vaporize at different temperatures. The vapor then travels up the column, where it cools and condenses back into liquid form at various levels, allowing for the collection of different fractions. Each fraction contains hydrocarbons with similar boiling points, which can then be further processed to create specific fuels or chemicals.Similarly, in the production of spirits, fractionating distillation is used to separate alcohol from the fermentation mixture. By gradually heating the mixture, distillers can collect the vapors of alcohol while leaving behind water and other impurities. This method allows for the production of high-purity alcohol, which is essential for creating quality beverages.The importance of fractionating extends beyond just the chemical and petroleum industries. In environmental science, this technique is crucial for analyzing pollutants in water and soil. Scientists often need to separate and identify different contaminants to assess environmental health and devise remediation strategies. By fractionating samples, they can isolate specific pollutants and study their effects on ecosystems and human health.Moreover, the principles of fractionating are not limited to liquids; they can also be applied to gases. Gas chromatography, for example, utilizes a fractionating approach to separate and analyze gases based on their molecular sizes and affinities for a stationary phase. This technique is invaluable in laboratories for analyzing air quality, detecting trace gases, and understanding chemical reactions.In summary, fractionating is a fundamental process that plays a critical role in various scientific and industrial applications. Whether it is in refining crude oil, producing alcoholic beverages, or analyzing environmental pollutants, the ability to separate mixtures into their individual components is vital for achieving desired outcomes. As technology advances, the methods and efficiency of fractionating continue to improve, leading to better resource management and environmental protection. Understanding this process not only highlights its significance in chemistry and engineering but also emphasizes the interconnectedness of scientific principles across multiple disciplines.

在化学和工程领域，fractionating（分馏）过程对于将混合物分离成各个组成部分至关重要。这种技术广泛应用于石油精炼、化学制造，甚至是酒精饮料的生产等多个行业。fractionating（分馏）的概念涉及根据物理性质的差异，如沸点或溶解度，将混合物进行划分。通过理解这些性质，科学家和工程师能够有效地从复杂的混合物中分离出所需的化合物。例如，在石油工业中，原油是一种复杂的碳氢化合物混合物，必须进行分离以生产有用的产品，如汽油、柴油和喷气燃料。fractionating（分馏）过程始于在蒸馏塔中加热原油。随着温度升高，油中的不同成分在不同的温度下汽化。蒸气随后沿着塔上升，在各个层次冷却并重新凝结成液体，从而允许收集不同的馏分。每个馏分包含具有相似沸点的碳氢化合物，这些馏分随后可以进一步加工，以创建特定的燃料或化学品。同样，在烈酒生产中，fractionating（分馏）蒸馏用于从发酵混合物中分离酒精。通过逐渐加热混合物，蒸馏工人可以收集酒精的蒸气，同时留下水和其他杂质。这种方法允许生产高纯度的酒精，这对创造优质饮料至关重要。fractionating（分馏）的重要性不仅限于化学和石油行业。在环境科学中，这一技术对于分析水和土壤中的污染物至关重要。科学家们常常需要分离和识别不同的污染物，以评估环境健康并制定修复策略。通过fractionating（分馏）样品，他们可以分离特定的污染物并研究其对生态系统和人类健康的影响。此外，fractionating（分馏）的原理不限于液体；它们也可以应用于气体。例如，气相色谱法利用fractionating（分馏）的方法，根据分子的大小和对固定相的亲和力分离和分析气体。这种技术在实验室中对于分析空气质量、检测微量气体以及理解化学反应至关重要。总之，fractionating（分馏）是一个基本过程，在各种科学和工业应用中发挥着关键作用。无论是在精炼原油、生产酒精饮料，还是分析环境污染物，能够将混合物分离成各个组成部分对于实现预期结果至关重要。随着技术的进步，fractionating（分馏）的方法和效率不断提高，从而更好地管理资源和保护环境。理解这一过程不仅突显了它在化学和工程中的重要性，还强调了科学原理在多个学科之间的相互联系。