采用外加单宁的方法研究了这种吸附材料对中草药提取物中缩合类单宁的选择性吸附能力。
By the approach of adding tannins into extracts of Chinese medicinal herbs, the adsorption selectivity of this adsorbent to condensed tannins was extensively investigated.
一类由一个分子的氨基与另一个分子的羧酸基之间，缩合而生成的聚酰胺。
A group of polyamides formed by the condensation between an amino group of one molecule and a carboxylic acid group of another.
本文论述了糠醛碱性缩合反应的基本原理和利用该反应合成呋喃类香料的具体应用，并对一些呋喃类香料的香气特征作了介绍。
In this article, the basic principle of alkaline condensation reactions of furfural as well as their application in the synthesis of furan perfume are described.
结果表明：香蕉皮中含有酚类、油脂类、有机酸、缩合鞣质、蛋白质和糖类等化学成分。
The result showed that the banana skin contained phonetic composition, fat, organic acid, tannin, protein, sugar, etc.
以107硅橡胶为主要原料，正硅酸酯类为交联剂，有机锡类为催化剂，配制了缩合型双组分室温硫化(RTV - 2)硅橡胶。
The condensation two-component RTV-2 silicone rubber was prepared by taking 107 silicone rubber as the main raw material, TEOS as the cross-linking agent, and organic tin as catalyst.
报道了一类1，1-二取代炔丙醇（1）氯代产物与4-甲基-7-羟基香豆素反应的异常缩合产物。
This paper reported a kind of unusual products from the reaction of chlorides of 1,1-disubstitutedpropargyl alcohols with 4-methyl-7-hydroxycoumarin.
报道了一类1，1-二取代炔丙醇（1）氯代产物与4-甲基-7-羟基香豆素反应的异常缩合产物。
This paper reported a kind of unusual products from the reaction of chlorides of 1,1-disubstitutedpropargyl alcohols with 4-methyl-7-hydroxycoumarin.
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