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- Some novel copolyethers containing azo benzene chromophors as side chains have been synthesized by a nucleophilic reaction of various azo dyes with polyepichlorohydrin. 研究了由对硝基苯基偶氮苯类染料与聚环氧氯丙烷经大分子反应合成的含偶氮苯侧基的共聚醚的二阶非线性光学特性。
- The reaction was studied about synthesis of the title compound from p amino benzenesulfonic acid as raw material through acetylation, nitration and hydrolyzation. 以对氨基苯磺酸为起始原料,经过乙酰化、硝化、水解三步来制备标题物。
- Keywords azo benzene chromophore;polyethers;liquid crystalline polymers;smectic thermotropic liquid crystal; 偶氮苯生色团;聚醚;液晶聚合物;近晶型热致液晶;
- benzene azo benzene n. 苯偶氮苯
- I mind my p's and q's whenever I see him. 每当我见到他我都谨慎行事。
- In English, b, p, m and w are bilabials. 英语中的b、p、m、w为双唇音。
- AB and CD intersect at (the point) P. AB线和CD线在P点相交。
- The time now is 10:00 p, m, sharp. 现在的时间是晚上10点整。
- The mutant DNA miscoded a single amino acid. 突变体脱氧核糖核酸误编了一个氨基酸密码。
- This chemical is an amino acid called L-theanine. 这种化学物质是一种叫做L-茶氨酸的氨基酸。
- The nonessential amino acids were markedly reduced. 非必须氨基酸明显减少。
- The "d" in "grandpa" has been lost by assimilation to "p". "grandpa"中的"d"因受"p"的同化而不发音。
- An amino - acid derivative of galactose. 半乳糖胺半乳糖的一种氨基酸衍生物
- Protein is first broken down into amino acids . 蛋白质首先分解成氨基酸。
- Amino acids are the building blocks of proteins. 胺基酸是蛋白质的基本成分
- Preparation of amino acid-sorbitol infusion. 氨基酸-山梨醇输液的研制。
- Changzhou Huatai Amino Acids Group Co., Ltd. 常州华泰氨基酸集团有限公司。
- Half of the amino groups are ionized. 一半的氨基被解离。
- The light now shining on P is called incident ray. 射到P点的光叫做入射光线。
- Are Intravenous Amino Acid Solutions Unbalanced? 静脉氨基酸营养液是否不平衡?
