distillation

简明释义

英[ˌdɪstɪˈleɪʃn]美[ˌdɪstɪˈleɪʃn]

n. 精馏，蒸馏，净化；蒸馏法；精华，蒸馏物

英英释义

单词用法

同义词

反义词

例句

1.In that sense, there is a distillation to an essence that does not have all the ingredients.

在这种感觉里面，这是一种本质的精华，并不拥有所有的要素。

2.The chlorination of pivaloyl chloride to prepared 3-chloropivaloyl chloride was took place in a packed distillation column with total reflux.

将新戊酰氯氯化为制得的3-氯新戊酰氯在全回流的填充蒸馏塔中进行。

3.Will have ugly distillation. Beautiful initiation.

才会有丑的升华。美的萌生。

4.But this is an almost absurd distillation, the carefully spun fable of Soviet propaganda mills.

实际上这几乎是荒谬的片面之言，是苏联精心设计的宣传谎言。

5.The current desalination methods, distillation and reverse osmosis, are expensive and require lots of energy.

目前海水淡化的方法是蒸馏和反渗透，价格昂贵，而且需要消耗大量能源。

6.The current desalination methods, distillation and reverse osmosis, are expensive and require lots of energy.

目前海水淡化的方法是蒸馏和反渗透，价格昂贵，而且需要消耗大量能源。

7.The material below is a distillation of his work.

下面的材料是他著作的精萃。

8.So we're beginning to see how distillation comes about.

我们现在知道蒸馏是怎么来的了。

9.This is the first step in it. In a distillation process.

这是蒸馏的第一步。

10.The process of distillation is essential for producing pure alcohol from fermented liquids.

从发酵液体中提取纯酒精的过程是蒸馏的关键。

11.In chemistry class, we learned that distillation can separate mixtures based on different boiling points.

在化学课上，我们了解到蒸馏可以根据不同的沸点分离混合物。

12.The distillation of seawater is a method used to obtain fresh water in arid regions.

在干旱地区，海水的蒸馏是一种获取淡水的方法。

13.During the distillation process, impurities are left behind in the original container.

在蒸馏过程中，杂质会留在原容器中。

14.Essential oils are often extracted through distillation, capturing the plant's fragrance.

精油通常通过蒸馏提取，以捕捉植物的香气。

作文

Distillation is a fundamental process used in chemistry and industry, primarily for the separation of mixtures based on differences in their boiling points. This technique has been employed for centuries, dating back to ancient civilizations that sought to purify water and extract essential oils from plants. The concept of distillation (蒸馏) revolves around heating a liquid to create vapor and then cooling that vapor to form a liquid again. This simple yet effective method allows for the separation of components in a mixture, making it invaluable in various applications, from producing alcoholic beverages to refining crude oil. In the context of alcohol production, distillation (蒸馏) is crucial. When fermenting grains or fruits, the resulting liquid contains not only ethanol but also water and other compounds. By applying heat, the ethanol, which has a lower boiling point than water, evaporates first. The vapor is then collected and cooled, resulting in a higher concentration of alcohol. This process can be repeated multiple times to achieve the desired purity. The art of distillation (蒸馏) in this context is not just a science; it is also an art that requires skill and experience to perfect. Beyond the world of beverages, distillation (蒸馏) plays a significant role in the petrochemical industry. Crude oil is a complex mixture of hydrocarbons, each with different boiling points. Through a process called fractional distillation (蒸馏), crude oil is heated in a distillation column where it separates into various components such as gasoline, diesel, kerosene, and lubricating oils. Each fraction can then be further processed to produce fuels and other valuable products. This method is essential for meeting the global demand for energy and fuels, highlighting the importance of distillation (蒸馏) in modern society. Moreover, distillation (蒸馏) is not limited to industrial applications. It is also utilized in laboratories for purifying chemicals and solvents. In a laboratory setting, a simple apparatus called a distillation flask is used to heat the liquid mixture. As the temperature rises, the component with the lowest boiling point vaporizes, travels through a condenser, and is collected as a purified liquid. This technique is vital for chemists who require high-purity substances for their experiments and research. The significance of distillation (蒸馏) extends beyond its practical applications. It symbolizes the human quest for knowledge and improvement. The ability to separate and purify substances reflects our understanding of the natural world and our desire to manipulate it for our benefit. Throughout history, the development of distillation (蒸馏) techniques has led to advancements in medicine, energy production, and even environmental science. For instance, the purification of water through distillation (蒸馏) is a critical process in providing safe drinking water, particularly in areas lacking access to clean sources. In conclusion, distillation (蒸馏) is a versatile and essential process that permeates various aspects of our lives. From the production of spirits to the refinement of petroleum and the purification of chemicals, its applications are vast and impactful. Understanding distillation (蒸馏) provides insight into both the scientific principles behind these processes and the historical context of how we have learned to manipulate materials for our needs. As we continue to innovate and develop new technologies, the principles of distillation (蒸馏) will undoubtedly remain a cornerstone of scientific and industrial progress.

蒸馏是化学和工业中一种基本的过程，主要用于根据混合物中成分的沸点差异进行分离。这个技术已经被使用了几个世纪，追溯到古代文明，那时人们试图净化水和从植物中提取精油。distillation（蒸馏）的概念围绕着加热液体以产生蒸汽，然后冷却蒸汽以重新形成液体。这种简单而有效的方法使得在混合物中分离成分成为可能，使其在各种应用中不可或缺，从生产酒精饮料到精炼原油。 在酒精生产的背景下，distillation（蒸馏）至关重要。当发酵谷物或水果时，生成的液体不仅含有乙醇，还有水和其他化合物。通过加热，乙醇会首先蒸发，因为它的沸点低于水。然后收集蒸汽并冷却，结果是更高浓度的酒精。这个过程可以重复多次，以达到所需的纯度。在这个背景下，distillation（蒸馏）的艺术不仅是一门科学；它也是一门需要技能和经验来完善的艺术。 除了饮料的世界，distillation（蒸馏）在石油化工行业也扮演着重要角色。原油是复杂的烃类混合物，每种成分的沸点不同。通过称为分馏distillation（蒸馏）的过程，原油在一个蒸馏塔中加热，分离成各种组分，如汽油、柴油、煤油和润滑油。每个部分都可以进一步加工，以生产燃料和其他有价值的产品。这个方法对于满足全球对能源和燃料的需求至关重要，突显了distillation（蒸馏）在现代社会中的重要性。 此外，distillation（蒸馏）不仅限于工业应用。它还用于实验室中纯化化学品和溶剂。在实验室环境中，使用一种简单的设备称为蒸馏烧瓶来加热液体混合物。随着温度的升高，沸点最低的成分蒸发，经过冷凝器后收集为纯化的液体。这个技术对于需要高纯度物质进行实验和研究的化学家至关重要。 distillation（蒸馏）的重要性超出了其实用应用。它象征着人类对知识和改善的追求。分离和纯化物质的能力反映了我们对自然世界的理解以及我们操控它以获取利益的愿望。历史上，distillation（蒸馏）技术的发展促进了医学、能源生产甚至环境科学的进步。例如，通过distillation（蒸馏）净化水是提供安全饮用水的关键过程，尤其是在缺乏清洁水源的地区。 总之，distillation（蒸馏）是一个多功能且必要的过程，渗透到我们生活的各个方面。从酒精饮料的生产到石油的精炼和化学品的纯化，它的应用广泛且影响深远。理解distillation（蒸馏）提供了对这些过程背后科学原理的洞察，也提供了我们如何学习操控材料以满足需求的历史背景。随着我们继续创新和开发新技术，distillation（蒸馏）的原则无疑将继续作为科学和工业进步的基石。