polyalcohols

简明释义

英[ˌpɒlɪˈælkəhɒl]美[ˈpɑːlɪˈælkəˌhɑːl]

n. 多元醇

英英释义

单词用法

同义词

反义词

例句

1.The influence of a series of polymers with active groups including polyalcohols, polyamide and polysaccharide on the seed precipitation of sodium aluminate solution was investigated.

研究了聚醇、聚酰胺和聚糖等一系列含有活性基团的聚合物对铝酸钠溶液种分过程的影响。

2.The distinct otherness in glass transition and devitrification temperature of five polyalcohols reflects the feebleness and power in the aspects of glass transition ability.

保护剂在玻璃化转变温度和反玻璃化转变温度的明显差异，则反映了它们在玻璃化能力方面的强与弱。

3.The distinct otherness in glass transition and devitrification temperature of five polyalcohols reflected the feebleness and power in the aspects of glass transition ability.

保护剂在玻璃化转变温度和反玻璃化转变温度的明显差异，则反映它们在玻璃化能力方面的强与弱。

4.This paper studied experimentally the phase change temperature and latent of polyalcohols binary system with different component, and analyzed the feasibility of phase change wall.

通过实验研究了多元醇类相变材料组成的二元体系在不同组成下的储热性能，从材料的相变温度和相变潜热分析其应用于墙体中的可行性。

5.The influence of a series of polymers with active groups including polyalcohols, polyamide and polysaccharide on the seed precipitation of sodium aluminate solution was investigated.

研究了聚醇、聚酰胺和聚糖等一系列含有活性基团的聚合物对铝酸钠溶液种分过程的影响。

6.The thermal storage performances of several kinds of paraffin mixtures and polyalcohols binary systems were studied experimentally by differential scanning calorimeter.

利用差示扫描量热仪实验研究了几种不同石蜡以及它们的混合物和多元醇二元体系的储热性能。

7.Many sugar-free products contain polyalcohols, which are used as sweeteners.

许多无糖产品含有多元醇，它们被用作甜味剂。

8.Common examples of polyalcohols include sorbitol and xylitol, which are popular in dental products.

常见的多元醇包括山梨醇和木糖醇，它们在牙科产品中很受欢迎。

9.Manufacturers use polyalcohols in low-calorie snacks to enhance sweetness without adding sugar.

制造商在低卡路里零食中使用多元醇来增强甜味而不增加糖分。

10.In the food industry, polyalcohols are often added to improve texture and moisture retention.

在食品行业中，多元醇常被添加以改善质地和保持湿度。

11.Some people may experience digestive issues when consuming large amounts of polyalcohols.

一些人在摄入大量多元醇时可能会出现消化问题。

作文

In the world of chemistry and nutrition, the term polyalcohols refers to a group of organic compounds that are often used as sugar substitutes. These compounds, also known as sugar alcohols, include substances like xylitol, erythritol, and sorbitol. They are characterized by having multiple hydroxyl (–OH) groups, which gives them their name. The unique structure of polyalcohols allows them to provide sweetness without the same caloric impact as regular sugars. This makes them particularly appealing in the formulation of low-calorie and sugar-free products.One of the main advantages of using polyalcohols is their lower glycemic index compared to traditional sugars. This means that they have a minimal effect on blood sugar levels, making them suitable for people with diabetes or those looking to manage their weight. Additionally, polyalcohols are less fermentable than regular sugars, which means they are less likely to contribute to dental cavities. This property has led to their widespread use in sugar-free chewing gums and dental care products.Despite their benefits, it is important to consume polyalcohols in moderation. Some individuals may experience digestive discomfort when consuming large amounts, as these compounds can have a laxative effect. This is due to their incomplete absorption in the intestine, leading to fermentation by gut bacteria. Therefore, it is advisable to gradually introduce polyalcohols into one’s diet to assess tolerance levels.The versatility of polyalcohols extends beyond sweetening; they also play a role in improving the texture and moisture retention in food products. For instance, in baked goods, polyalcohols can help retain moisture, resulting in a softer texture and improved shelf life. This property is particularly beneficial in gluten-free baking, where maintaining moisture can be challenging.Moreover, polyalcohols are also used in the pharmaceutical industry. They serve as excipients in various medications, helping to enhance stability and bioavailability. For example, xylitol is often used in cough syrups and lozenges not only for its sweetness but also for its ability to soothe the throat and suppress cough reflexes.In conclusion, polyalcohols represent an important category of compounds that offer numerous benefits in both the food and pharmaceutical industries. Their ability to provide sweetness without the calories associated with sugar makes them a popular choice for health-conscious consumers. However, as with any ingredient, it is essential to use polyalcohols wisely and be aware of potential digestive issues. As research continues to explore the full range of benefits and applications of polyalcohols, it is clear that they will remain a significant part of our dietary landscape, providing alternatives for those looking to reduce sugar intake while still enjoying sweet flavors.

在化学和营养学的世界中，术语polyalcohols指的是一组有机化合物，这些化合物通常用作糖替代品。这些化合物，也称为糖醇，包括木糖醇、赤藓糖醇和山梨醇等物质。它们的特点是具有多个羟基（–OH）基团，这使得它们得名。polyalcohols的独特结构使其能够提供甜味，而不会像普通糖那样产生相同的热量影响。这使得它们在低热量和无糖产品的配方中尤其受欢迎。使用polyalcohols的主要优点之一是它们的血糖指数低于传统糖。这意味着它们对血糖水平的影响很小，使其适合糖尿病患者或希望控制体重的人。此外，polyalcohols的发酵性低于普通糖，这意味着它们不太可能导致龋齿。这一特性使得它们在无糖口香糖和牙科护理产品中得到广泛应用。尽管有其好处，但重要的是要适量消费polyalcohols。一些人可能在大量摄入时会感到消化不适，因为这些化合物可能具有泻药效果。这是因为它们在肠道中的吸收不完全，导致肠道细菌的发酵。因此，建议逐渐将polyalcohols引入饮食中，以评估耐受水平。polyalcohols的多功能性不仅限于甜味；它们还在改善食品产品的质地和保湿方面发挥作用。例如，在烘焙食品中，polyalcohols可以帮助保持水分，从而使质地更加柔软，延长保质期。这一特性在无麸质烘焙中尤为有益，因为保持水分可能是一项挑战。此外，polyalcohols还被广泛应用于制药行业。它们作为各种药物的辅料，帮助增强稳定性和生物利用度。例如，木糖醇常用于止咳糖浆和含片中，不仅因其甜味，还因其能够舒缓喉咙和抑制咳嗽反射。总之，polyalcohols代表了一类重要的化合物，它们在食品和制药行业中提供了许多好处。它们能够提供甜味而不带来与糖相关的热量，使其成为健康意识消费者的热门选择。然而，像任何成分一样，明智地使用polyalcohols并意识到潜在的消化问题是至关重要的。随着研究继续探索polyalcohols的全部好处和应用，显然它们将继续成为我们饮食领域的重要组成部分，为那些希望减少糖摄入的人提供替代方案，同时仍然享受甜味。