polyhydric

简明释义

英[ˌpɒlɪˈhaɪdrɪk]美[ˌpɑliˈhaɪdrɪk]

adj. 多羟的；[有化] 多羟基的

英英释义

单词用法

同义词

反义词

例句

1.The reason of the IT technology outsourcing is polyhydric, enterprises pursue the goal differently, the outsourcing process and method to weigh the outsourcing to succeed are different too.

信息技术资源外包的原因是多元的，企业追求目标不同，外包过程、衡量外包成功的方法也不同。

2.The reason of the IT technology outsourcing is polyhydric, enterprises pursue the goal differently, the outsourcing process and method to weigh the outsourcing to succeed are different too.

信息技术资源外包的原因是多元的，企业追求目标不同，外包过程、衡量外包成功的方法也不同。

3.PC-602 (A mixture of polyhydric alcohol phosphate ester, phosphate and polyphosphate) is a high efficient corrosion inhibitor used in cooling water, and it has an antiscaling property.

是一种具有优良缓蚀作用和一定阻垢作用的高效水质稳定剂。

4.A carbonaceous heat source composition for a non-combustion type smoking article according to the present invention includes carbon and 0.5 to 5% by weight of a polyhydric alcohol.

一种非燃烧型吸烟物品用碳质热源组成物，其包含有碳，且含有多元醇的比例是0.5 ~ 5%重量。

5.To this end an aspartic acid derivative and a fatty acid ester of a polyhydric alcohol are incorporated as additives in a base oil of e. g. mineral oil or synthetic oil type.

为此，在例如矿物油或合成油类型的基础油中加入了作为添加剂的天门冬氨酸衍生物和多元醇的脂肪酸酯。

6.The characteristics, synthesis and USES of fatty acid esters of monohydric and polyhydric alcohols, and their new developing tendency for "green surfactants" are described.

论述了脂肪酸一元醇酯，多元醇酯的特性、合成及用途，并介绍了由脂肪酸酯开发“绿色”表面活性剂的最新技术动向。

7.The polyhydric alcohol having 4 or more carbon atoms may be diethylene glycol or triethylene glycol.

具有至少4个碳原子的多元醇可以是二乙二醇或者三乙二醇。

8.The invention relates to a polyether ester polyhydric alcohol and the manufacturing method.

一种聚醚酯多元醇及其制备方法，属于聚合物技术。

9.Glycerol is a common example of a polyhydric 多羟基 alcohol used in food products.

甘油是食品中常用的一个polyhydric 多羟基 醇的例子。

10.In organic chemistry, polyhydric 多羟基 compounds are essential for understanding carbohydrate structures.

在有机化学中，polyhydric 多羟基 化合物对理解碳水化合物结构至关重要。

11.The polyhydric 多羟基 nature of certain sugars contributes to their solubility in water.

某些糖类的polyhydric 多羟基 特性使其在水中的溶解性增强。

12.When studying alcohols, we often encounter polyhydric 多羟基 substances like mannitol.

在研究醇类时，我们经常会遇到像甘露醇这样的polyhydric 多羟基 物质。

13.The polyhydric 多羟基 alcohols are widely used in pharmaceuticals for their moisturizing properties.

由于其保湿特性，polyhydric 多羟基 醇在制药行业被广泛应用。

作文

In the world of chemistry and biology, understanding the properties and classifications of various compounds is essential. One such classification that often comes up in discussions about organic compounds is the term polyhydric. This term refers to compounds that contain multiple hydroxyl groups (-OH) in their molecular structure. The presence of these hydroxyl groups can significantly influence the physical and chemical properties of the compound. For instance, common examples of polyhydric compounds include sugars like glycerol and certain alcohols. Glycerol, a simple polyol compound, is widely used in food and pharmaceutical industries due to its non-toxic nature and ability to retain moisture. Its polyhydric characteristics allow it to act as a humectant, which means it helps to maintain moisture in products. This property is particularly valuable in skincare formulations where hydration is crucial. Moreover, polyhydric alcohols have unique solubility properties. They tend to dissolve well in water, which makes them useful in a variety of applications, from sweeteners in food products to solvents in industrial processes. The versatility of polyhydric compounds stems from their ability to form hydrogen bonds with water molecules, enhancing their interactions in aqueous solutions. The significance of polyhydric compounds extends beyond their practical applications; they also play vital roles in biological systems. For example, carbohydrates, which are primarily composed of polyhydric alcohols, serve as essential energy sources for living organisms. Glucose, a monosaccharide, is a fundamental building block of more complex carbohydrates and is crucial for cellular respiration. The numerous hydroxyl groups in glucose not only contribute to its solubility in water but also facilitate its participation in various biochemical reactions. In addition to their biological importance, polyhydric compounds are also studied for their potential health benefits. Research has shown that some polyhydric alcohols may have lower glycemic indices compared to regular sugars, making them suitable alternatives for individuals managing diabetes. Furthermore, they are often used as sugar substitutes in low-calorie and sugar-free products, allowing consumers to enjoy sweetness without the associated calories. The study of polyhydric compounds is not limited to their benefits; it also encompasses their environmental impact. As industries seek sustainable solutions, the production and use of polyhydric alcohols derived from renewable resources have gained attention. For instance, bio-based glycerol produced from vegetable oils is becoming increasingly popular as a sustainable alternative to petroleum-based glycerol. This shift not only reduces reliance on fossil fuels but also minimizes the carbon footprint associated with traditional manufacturing processes. In conclusion, the term polyhydric encapsulates a diverse group of compounds that hold significant importance across various fields, including chemistry, biology, and environmental science. As we continue to explore the myriad applications and implications of polyhydric compounds, it becomes clear that they are integral to both our daily lives and the broader ecosystem. Understanding their properties and functions will undoubtedly pave the way for innovations that enhance our quality of life while promoting sustainability.

在化学和生物学的世界里，理解和分类各种化合物的性质是至关重要的。其中一个常见的分类术语是“polyhydric”。这个术语指的是分子结构中含有多个羟基（-OH）的化合物。这些羟基的存在会显著影响化合物的物理和化学性质。例如，甘油和某些醇类是常见的polyhydric化合物。 甘油是一种简单的多元醇化合物，由于其无毒性和保湿能力，广泛应用于食品和制药行业。其polyhydric特性使其能够作为保湿剂，这意味着它有助于保持产品中的水分。这一特性在护肤配方中尤为重要，因为水分对皮肤的健康至关重要。 此外，polyhydric醇具有独特的溶解性。它们通常在水中溶解良好，这使得它们在各种应用中非常有用，从食品产品中的甜味剂到工业过程中的溶剂。polyhydric化合物的多功能性源于它们与水分子形成氢键的能力，从而增强了它们在水相溶液中的相互作用。 polyhydric化合物的重要性不仅体现在其实际应用上，它们在生物系统中也发挥着关键作用。例如，主要由polyhydric醇组成的碳水化合物是生物体必不可少的能量来源。葡萄糖作为单糖，是更复杂碳水化合物的基本构件，对于细胞呼吸至关重要。葡萄糖中的众多羟基不仅有助于其在水中的溶解性，还促进了其参与各种生化反应。 除了生物重要性外，polyhydric化合物还因其潜在的健康益处而受到研究。研究表明，一些polyhydric醇的血糖指数可能低于普通糖，使其成为糖尿病患者的合适替代品。此外，它们常被用作低热量和无糖产品中的糖替代品，使消费者能够享受甜味而不增加相应的卡路里。 对polyhydric化合物的研究不仅限于其益处，还包括它们对环境的影响。随着工业寻求可持续解决方案，来自可再生资源的polyhydric醇的生产和使用越来越受到关注。例如，来自植物油的生物基甘油正在成为石油基甘油的可持续替代品。这一转变不仅减少了对化石燃料的依赖，还最小化了与传统制造过程相关的碳足迹。 总之，polyhydric这个术语概括了一组在化学、生物和环境科学等多个领域具有重要意义的化合物。随着我们继续探索polyhydric化合物的种种应用和影响，显然它们对我们的日常生活和更广泛的生态系统至关重要。理解它们的性质和功能无疑将为促进可持续发展的创新铺平道路。