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外语单词网英语单词amphoteric的中文意思

amphoteric

英 [,æmfə'terɪk] 美[,æmfə'tɛrɪk]

adj. [化学] 两性的（酸性的或碱性的）

英英释义

1. having characteristics of both an acid and a base and capable of reacting as either

实用场景例句

Reactions in liquid HF are known that illustrate also amphoteric behavior, solvolysis, or complex formation.: 已知在液态HF中,也能说明两性行为溶剂分解或络合物形成作用的反应.

Biological activities of amphoteric surfactants to higher or lower organisms were introduced.: 介绍了两性表面活性剂的生理活性.

The synthesis, structure and properties of the amphoteric polyacrylamide have been studied.: 研究了两性聚丙烯酰胺的合成、构和性能.

The results indicate that amphoteric could increase the sizing degree of eucalyptus chemimechanical pulp significantly.: 研究了两性淀粉对桉木化机浆中性施胶、桉木化机浆的增强和助留的影响.

A novel method for synthesizing the amino - sulfonic acid series amphoteric surfactants was developed.: 给出了氨基磺酸系两性表面活性剂的一种新合成方法.

Amphoteric monomer is prepared with acrylic acid , dimethylamine and chloroethanol by Mannich reaction.: 以丙烯酸、二甲胺、环氧氯丙烷为原料,通过曼尼希反应制得两性离子单体.

A qualified amphoteric ionic surface active agent achieved in a lab through an organic synthetic reaction.: 通过有机合成反应,在实验室制得符合条件的两性离子型表面活性剂.

But the macromolecule amphoteric polyacrylamide effecting on the drainage was much worse than that on retention.: 但高分子的聚丙烯酰胺的助滤效果远不及助留效果好.

The structure and properties of macroporous strong base - amphoteric resin were studied by using IR and DTA.: 利用红外光谱、差热分析对大孔强碱弱酸两性树脂的结构与性能作些探讨.

The preparations, properties and its applications of betaine amphoteric surfactants is discussed in the paper.: 本文主要论述甜菜碱系两性表面活性剂之制备、性能及其应用.

The influence on desalination and anti - pollution by the different cross - linking degree of Amphoteric resins was investigated.: 用互贯法合成了不同交联度的强碱弱酸两性树脂,考查了树脂交联度对两性树脂脱盐抗污染的影响.

Amphoteric polyacrylamide as paper reinforcer was synthesised with G - acrylamide , acrylic acid , nitrile, accelerant - MPA as raw materials.: 以丙烯酰胺、丙烯腈、丙烯酸和促进剂MPA为原料合成两性聚丙烯酰胺纸用增干强剂,并讨论了各反应条件对产品性能的影响.

The results of the isoelectric point show the terpolymers to have the observable amphoteric characteristic.: 等电点的测定结果证实了该三元共聚物具有明显的两性特征.

Corrosion caused by a reaction of an amphoteric metal with the alkaline products of electrolysis.: 由于两性金属与电解碱性物质的反应而引起的腐蚀.

双语例句

1. Proteins behave either as acids or bases and are said to be amphoteric.: 蛋白质习性又像酸又像碱,因此说它是两性的.

2. Reactions in liquid HF are known that illustrate also amphoteric behavior, solvolysis, or complex formation.: 已知在液态HF中,也能说明两性行为溶剂分解或络合物形成作用的反应.

3. Biological activities of amphoteric surfactants to higher or lower organisms were introduced.: 介绍了两性表面活性剂的生理活性.

4. The synthesis, structure and properties of the amphoteric polyacrylamide have been studied.: 研究了两性聚丙烯酰胺的合成、构和性能.

5. The results indicate that amphoteric could increase the sizing degree of eucalyptus chemimechanical pulp significantly.: 研究了两性淀粉对桉木化机浆中性施胶、桉木化机浆的增强和助留的影响.

英文词源

amphoteric (adj.): "neither acid nor alkaline," 1832, from Greek amphoteros "each or both of two," variant of amphi-.

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