查询词典 acid group

The enzyme then removes the phosphate group from that molecule and sticks it onto pantothenic acid.

然后泛酸激酶将后者的磷酸基团移除并把磷酸基团&粘在&泛酸上。

A compound, such as sodium peroxide, Na2O 2, that contains a peroxyl group and yields hydrogen peroxide when treated with an acid.

过氧化物：一种包含一个过氧团离子的化合物，Na2O 2，遇酸可生成过氧化氢，如过氧化钠

The 7-bromo group was replaced with various aniline, and then treated with 4-methoxybenzenesulfonyl chloride to afford the 6-azaindole-1-sulfonamides.The synthesis of 7-aryl-6- azaindole-1- sulfonamide derivatives were prepared by a Suzuki reaction at 7-position, utilizing the 7-bromo-6-azaindole was treated with a variety of phenylboric acid to give the designed 7-aryl substituted 6-azaindoles.

将七号位碳上的溴基取代成各种苯胺类衍生物，再与4-甲氧基-磺基氯苯反应得到6-氮基吲哚-1-磺胺。7-苯基-6-氮基吲哚-1-磺胺类衍生物的合成是以7-溴基-6氮基吲哚-1-磺胺为起始物和各种苯硼酸经由铃木偶合反应在第七号位碳上，得到在第七号位碳上有苯基取代的6-氮基吲哚-1-磺胺。

The bile acid,phosphoˉlipid and cholesterol in the bile of gallbladder were analyzed by chromatograph of liquid and the gallbladder was examined by both light and electron icroscope.Results At the end of the6 th week,none of the group N had gallstone.

饲养6周后处死观察胆囊结石形成情况，测定胆囊胆汁中胆汁酸、磷酸、胆固醇，观察胆囊超微结构的变化以及糖尿病模型的胰腺病理改。

Phthalic acid esters are an important group of environmental hormones.

邻苯二甲酸酯类化合物就是其中一类重要的环境激素，它主要用作增塑剂。

A colorimetric method for epoxides, based on the reaction of the oxirane group with picric acid, is reportedly more sensitive than the oxirane test and is not subject to the shortcomings mentioned.

据报导以环氧乙烷与苦味酸的反应为基础的一种测定环氧化物的比色法比环氧乙烷试验敏感，并不具有所提到的缺点。

METHODS: Rhesus monkey BMSCs were isolated and cultured by conventional density gradient centrifugation. BMSCs in the induction group were treated with L-DMEM containing FGF2, B27 and fetal bovine serum for preinduction of 24 hours, and then with DMEM supplemented with 0.5 μmol/L retinoic acid or 400 μmol/L SHH for 8 days.

常规密度梯度离心法分离培养恒河猴骨髓间质干细胞，诱导组加入含FGF2、B27、胎牛血清的L-DMEM预诱导24 h撤离血清后，分别加入含0.5 μmol/L维甲酸或400 μmol/L音猬因子的DMEM诱导8 d，以未诱导的细胞作为对照组。

Two different fading procedures were studied. One is the oxidation procedure on polyester fibers,the other is the reduction procedure on wool fibers.The study of oxidation procedure mainly focused on 11 disperse azo dyes and 11 disperse anthraquinone dyes. The study of reduction procedure mainly focused on 7 pyrazolone coupled acid azo dyes and 10 azo disperse dyes which has sulfonic group on the couple component.

本论文研究了11支偶氮型分散染料，11支蒽醌型分散染料在聚酯纤维上的分子结构与光牢度的定量关系，同时研究了7支以吡唑啉酮为偶合组份的偶氮型酸性染料和10支偶合组份上带有磺酸基的偶氮型酸性染料在羊毛纤维上的分子结构与光牢度的定量关系。

A liquid crystal with pyridine group was synthesized from reactants of pyrogallic acid and isonicotinato by esterification reaction.

以焦性没食子酸和异烟酸为原料合成了带吡啶官能团的液晶配体。

Animals in those two groups were sacrificed at 24-hour, 72-hour and 7-day after model establishment, six were killed in each group at each time. The tissue of brain was taken out as soon as possible, and the activity of SOD was assayed with auto-oxide of pyrogallic acid.

两组动物分别于造模后24 h，72 h，7 d处死，每次每组处死6只，迅速断头取脑组织，采用邻苯三酚自氧化物测量SOD的活性。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。