查询词典 acid-base

The amount of hydroxyacetic acid , equal to that of sodium chloride, produced from chloroacetice acid hydrolysis is determined by adopting Moore method and there fore the ratio of transformation of chloroacetice acid hydrolyzed can be calculated.

氯乙酸水解生产羟基乙酸的工艺过程中产生等物质量的氯化钠，采用莫尔法测定氯乙酸水解的产物氯化钠，并计算氯乙酸的水解转化率，从而选择和控制水解反应的条件。

Glycolic acid (Hydroxyacetic acid, 2-hydroxyethanoic acid) is a chemical industry material. It is applied in a lot of fields including organic synthesis, cleanout, plating, spinning, leather and sterilization, etc.

羟基乙酸又称乙醇酸、甘醇酸，是一种重要的有机合成中间体和化工产品，广泛应用于有机合成、清洗、电镀、纺织、皮革、灭菌等行业。

Caustic soda,hydrochloric acid,liquid chlorine,PVC resin,sulfuric acid,chlorosulfonic acid,calcium carbon,sulfanilamide,sulfadimidime,dissolved acetylene,oxygen and hypochloric sodium.

烧碱，盐酸，液氯，聚氯乙烯，硫酸，氯磺酸，电石，磺胺，磺胺脒，溶解乙炔，氧气，次氯酸钠。

Secondly, organical composite thermal storage materials which takethe PNIPAAm gels as the carriers and the palmitic acid and the lauric acidmixture for phase change materials were Synthesized by radicalpolymerization ,and organical/inorganical composite materials which takeP(NIPAAm-co-AAm) gels as the carriers and the palmitic acid、thelauric acid and Na_2HPO_4·12H_2O mixture were also Synthesized byradical polymerization.

其次，本文采用自由基聚合法，合成了以PNIPAAm凝胶为载体，棕榈酸和月桂酸的混合物为相变材料有机复合相变蓄热材料；及P(NIPAAm-co-AAm)凝胶为载体，棕榈酸、月桂酸和Na_2HPO_4·12H_2O为相变材料的有机／无机复合相变蓄热材料，采用红外光谱、示差扫描量热法、热重分析、扫描电镜等手段对两种复合材料的结构及热性能进行了表征与分析，研究了有机酸和无机盐的百分含量对复合材料的相变温度和相变焓的影响。

Several routes for synthesizing methyl isopropyl ketone were introduced, including the main methods based on isobutyl aldehyde-acetic acid, isobutyric acid -acetic acid, methyl ethyl ketone-formaldehyde and isoprene.

介绍了甲基异丙酮的多种合成路线，主要有异丁醛-乙酸法、异丁酸-乙酸法、甲基乙基酮-甲醛法和异戊二烯法。

The potential-dependent SERS of the three pyridinecarboxylic acids (picolinic acid, isonicotinic acid, and nicotinic acid) on polycrystalline silver electrode are studied in this paper.

本文通过表面增强拉曼散射研究了三种不同构型的吡啶羧酸-皮考酸、异烟酸和烟酸在粗糙银电极表面上的吸附形态随电极电位的变化关系。

With the varying of potential the adsorption behavior of picolinic acid is invariant,while the adsorption behavior of isonicotinic acid and nicotinic acid may change.

分析表明在电极电位负移过程中皮考酸分子一直采取通过羧基和苯环上的N原子侧立吸附在银电极表面，与之不同的是，异烟酸分子和烟酸分子在表面的吸附状态都随电位改变发生了变化，我们对此进行了分析和解释。

The potential-dependentSERS of the three pyridinecarboxylic acids (picolinic acid, isonicotinic acid, andnicotinic acid) on polycrystalline silver electrode are studied in this paper.

本文通过表面增强拉曼散射研究了三种不同构型的吡啶羧酸-皮考酸、异烟酸和烟酸在粗糙银电极表面上的吸附形态随电极电位的变化关系。

With the varying of potential the adsorption behavior of picolinic acid is invariant, while the adsorption behavior of isonicotinic acid and nicotinic acid may change. The probable reasons are given.

分析表明在电极电位负移过程中皮考酸分子一直采取通过羧基和苯环上的N原子侧立吸附在银电极表面，与之不同的是，异烟酸分子和烟酸分子在表面的吸附状态都随电位改变发生了变化，我们对此进行了分析和解释。

In this thesis, five polydentate ligands including azido, oxalate, terephthalic acid, isophthalic acid and Pyridine-2,6-dicarboxylic acid were used to construct new transition metal complexes (M = Ru, Fe and Zn). Eight new complexes as listed below were synthesized and fully characterized.

本论文以草酸根、叠氮根、对苯二甲酸、间苯二甲酸和吡啶-2，6-二羧酸等含O、N的多齿共轭配体为研究对象，合成了以下八个结构新颖的化合物，并对它们的结构和谱学性质进行了详细的表征。

Fancy gold-plated dangling earrings with facetted White Opal crystals.

花式镀金悬垂耳环与facetted白欧泊水晶。

This essay chooses the study aim from biology teachers in middle school in Shi Jiazhuang which tells us that most of the middle school biology teachers in Shi Jiazhuang have the"burnout", lower successfulness, individualize.

本文选取石家庄市初中生物教师作为研究对象，运用问卷调查的方法对石家庄市初中生物教师职业倦怠的现状进行调查，调查结果发现，石家庄市初中生物教师这一群体普遍存在职业倦怠，情感枯竭程度偏高，成就感偏低，去个性化程度最为严重。