isomerized

简明释义

英[ˈaɪsəmaɪz]美[ˈaɪsəˌmaɪzd]

adj. 异构化的

vt. 使异构化（isomerize 的过去分词）

英英释义

单词用法

同义词

反义词

例句

1.The technology for the production of isomerized sugar, the use of the ingredient in the beverage industry in foreign countries and its prospects in China are described in the article.

介绍了异构化液糖的制造工艺，国外饮料业中对异构化液糖的使用，及异构化液糖在我国的发展前景。

2.However, the yeast can be used to ferment xylulose, an isomerized product of xylose, to ethanol with high yield and efficiency.

但是，这种酵母能发酵木酮糖为酒精，产率和转化率都很高。

3.Isomerized gasoline is the cleanest high-octane gasoline component, which is free of sulfur, olefin and aromatics.

异构化汽油不含硫、烯烃及芳烃，是最洁净的高辛烷值汽油组份。

4.The technology for the production of isomerized sugar, the use of the ingredient in the beverage industry in foreign countries and its prospects in China are described in the article.

介绍了异构化液糖的制造工艺，国外饮料业中对异构化液糖的使用，及异构化液糖在我国的发展前景。

5.To illustrate some of the features of the equilibrium phenomenon, let us look at the reaction in which cyclobutene is isomerized to 1.3-butadiene.

为了说明平衡现象，让我们看一下环丁烯异构成1．3一丁二烯的反应。

6.In the lab, we isomerized the compound to study its different properties.

在实验室中，我们异构化了该化合物以研究其不同的性质。

7.Chemists often isomerize organic compounds to enhance their reactivity.

化学家们经常异构化有机化合物以增强其反应性。

8.The glucose was isomerized to fructose during the enzymatic reaction.

在酶促反应中，葡萄糖被异构化为果糖。

9.After being isomerized, the product showed improved stability.

经过异构化后，产品显示出更好的稳定性。

10.The process of converting one sugar into another is known as isomerization.

将一种糖转化为另一种糖的过程称为异构化。

作文

In the field of chemistry, the concept of isomerization plays a crucial role in understanding molecular structures and reactions. Isomerization refers to the process by which a molecule is transformed into another molecule that has the same atoms but a different arrangement of those atoms. This transformation can lead to significant changes in the properties and behaviors of the molecules involved. One common example of isomerization is found in the study of hydrocarbons, where alkanes can undergo isomerized (异构化) processes to form branched-chain isomers from straight-chain isomers. The resulting isomers can exhibit different boiling points, densities, and reactivities, which are vital considerations in various industrial applications.Isomerization can occur through several mechanisms, including thermal, photochemical, and catalytic processes. In thermal isomerization, heat is applied to facilitate the rearrangement of the molecular structure. Photochemical isomerization, on the other hand, involves light energy triggering the rearrangement. Catalytic isomerization often utilizes catalysts to lower the activation energy required for the reaction, allowing it to proceed more efficiently at lower temperatures.One of the most well-known applications of isomerization is in the petroleum industry. In oil refining, straight-chain alkanes are converted into branched isomers through a catalytic process known as hydrocracking or catalytic reforming. The branched isomers produced are often more valuable because they have higher octane ratings, making them more suitable for use in gasoline. This isomerization process not only improves fuel quality but also maximizes the yield from crude oil, making it a critical step in modern fuel production.Moreover, isomerization is not limited to hydrocarbons. It also occurs in biological systems, particularly in the metabolism of carbohydrates. For instance, glucose can be isomerized (异构化) to fructose through the action of enzymes. This enzymatic conversion is essential in various metabolic pathways and affects how energy is stored and utilized in living organisms.The significance of isomerization extends beyond chemistry and biology; it also has implications in pharmaceuticals. Many drugs exist as stereoisomers, which are molecules that are mirror images of each other. These stereoisomers can have vastly different effects in the body, making the understanding of isomerized (异构化) compounds critical for drug development and efficacy. For example, one stereoisomer of a medication may be therapeutic, while another may be inactive or even harmful. Therefore, pharmaceutical scientists must carefully consider isomerization when designing and testing new drugs.In conclusion, the process of isomerized (异构化) is fundamental to many scientific disciplines, including chemistry, biology, and pharmacology. The ability to manipulate and understand isomerization allows scientists to enhance industrial processes, improve drug effectiveness, and gain insights into molecular behavior. As research continues to advance, the importance of isomerization will undoubtedly remain a key focus in both academic and practical applications.