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。

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。

Their oxides are frequently amphoteric , and react with both acids and alkalis.

他们的氧化物通常是两性的，和酸、碱都能反应。

Their oxides are frequently amphoteric , and react with both acids and alkalis .

他们的氧化物通常是两性的，和酸、碱都能反应。

The valuation of amphoteric figure in TV advertisement originality is the difference sexuality of society and culture of male of female which play in it.

电视广告作品两性形象差异所持的价值判断，其着眼点主要是男女两性的社会性别和文化性别。

Dissolving character and pI of amphoteric surfactants were briefly discussed, three types of typical pI behaviors and KP temperatures of amphoteric surfactants were given.

简要讨论了两性表面活性剂特有的等电点现象和三种典型的等电点行为。

The way of preparation of various amphoteric surfactants in China was briefed.

重点介绍了国内新型两性表面活性剂的合成研究概况。

Cationic and amphoteric flocculants have many advantages. Inrecent years, many scholars have paid their attention on the development and application of cationic and amphoteric flocculants.

阳离子型高分子絮凝剂及两性高分子絮凝剂具有许多优点，近年来得到国内外学者的广泛重视和开发应用。

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.

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.