查询词典 acid-carbonate

In general, in citric acid and oxalic acid solution, kaolinite nearly dissolved congruently in reactive metaphase or anaphase; In malic acid solution, stoichiometry of kaolinite dissolution is complex.

对于柠檬酸和草酸而言，一般情况下，高岭石是在反应中期或后期才趋于同步溶解；而对于苹果酸而言，高岭石溶解同步性较为复杂。4 有机酸能促进高岭石中 K+、Na+、Ca2+、Mg2+等盐基离子的释放，甚至在较低的浓度(100μM)。

Ursolic acid, which has immunity enhancement in the Cornus, was chosen as primary index in this research. The method of reversed-phase high performance liquid chromatography with ultraviolet detector was developed to determine the content of ursolic acid. The L9(34) orthogonal experimental design was used for Cornus to further process and explore its health product using the content of ursolic acid and the rate of paste as the assessment indexes.

本研究以山茱萸中具有增强免疫功能的熊果酸为主要考察指标，采用反相高效液相色谱-紫外检测法作为熊果酸含量的测定方法，以出膏率为参考指标，采用L9(34)设计正交试验，对山茱萸药材进行了深加工，开发其保健品；对所得到的提取物中的多糖进行了定性鉴定。

The leading products of our Company are para cresol, with an annual output of 8,000 tons; food additives, such as potassium sorbate and sorbic acid, with an annual output of sorbic acid and potassium sorbate 10,000 tons, which occupied in the domestic market; Meanwhile, exported to Europe, the United States, Japan, South Korea and other countries and regions, whose volume accounts for 60% of the total, which has made it an important export-oriented enterprises of Dezhou Area, and also, has become the world's production base of para cresol and an important production base of sorbic acid and potassium sorbate domestically .

公司主导产品为医药中间体对甲基苯酚、食品添加剂山梨酸和山梨酸钾等。目前，公司年产对甲基苯酚8000吨，山梨酸和山梨酸钾25000吨，产品在占领国内市场的同时，远销欧、美、日、韩等国家和地区，出口量占销售总量的60%以上，成为德州市重要的出口创汇型企业，并成为全球对甲基苯酚生产的重要基地和国内山梨酸和山梨酸钾重要的生产基地。

It indicates that the PANI particles constituted films are ball like or ellipsoid like; the film takes on tertiary structure; HClO4 servers as both an acid medium and a dopant; the crystallizability of the film seems poor; the relationship between film thickness and acid concentration is not in linearity; the conductivity of the film is on a level with semiconductor, whose value depend more on film appearance than acidity of acid medium; the film starts dedoping at 67.3℃ and end at 277.2℃.

结果表明，构成薄膜的聚苯胺粒子呈球型或椭球型；薄膜具有三级结构特征；高氯酸不仅作为介质酸，同时作为掺杂剂；薄膜的结晶性能不佳；薄膜厚度与介质酸的浓度并非线性关系；薄膜的电导率处于半导体水平；电导率大小与无机介质酸的酸性强弱有一定关系，与表面形貌关系更为紧密；高氯酸掺杂聚苯胺薄膜在67.3℃时开始脱掺杂，在277.2℃脱除完全。

The deduced amino acid sequence of Carassius auratus gibelio had high similarity with that of Carassiu auratus,Danio rerio,Ictalurus punctatus,Oncorhynchus mykiss and Takifugu rubripes. The similarities were 92%, 88%, 79%, 75% and 72%,respectively. The full-length TLR3 of Carassius auratus gibelio contained a signal peptide in the first 21 amino acid residues, 15 leucine-rich regions from 50th to 695th amino acid residue, a transmembrane region from 704th to 726th residue, a Toll/IL-1R homologous region from 754th to 897th residue.

经序列同源性分析显示，其编码的氨基酸序列与金鱼Carassius auratus］、斑马鱼、斑点叉尾鮰、虹鳟和红鳍东方鲀有较高的相似性，其相似性分别为92%、88%、79%、75%和72%，说明TLR3在长期的进化中具有较高保守性。

Phytase is a kind of biological enzyme, which can decompound phytic acid and then release the inorganic phosphorus, inositol and protein, amino acid, microelement, combined with phytic acid, etc.

植酸酶是一种新型食品与饲料添加剂，它能催化植酸水解为肌醇及无机磷酸，促进微量元素及蛋白质等营养成分的吸收。

Chapter two 4-Hydroxybenzoic acid is connected with PEG6000 through defoliant DCC at rooom temperature, then the product is refluxed with chloroacetic acid in acetone to afford PEG-bound phenyloxyacetic acid, which is reacted with thionyl chloride, ammonium thiocyanate and arylamines in turn to give PEG-bound disubstituded thioureas. After the cleavage with sodium methoxide in methanol, the eleven disubstituted thioureas are obtained.

第二章 利用PEG6000作载体，通过脱水剂DCC在室温下将对羟基苯甲酸以酯键连接在PEG6000上，再与氯乙酸在较温和的条件下生成PEG6000支载的芳氧乙酸，然后，依次与亚硫酰氯、硫氰酸铵、芳胺反应，生成PEG6000支载的硫脲，最后用甲醇钠的甲醇溶液切割PEG，得到了十一种1，3-二取代硫脲。

Oleic acid 18:1(△9)dehydrogenate to linoleic acid 18:2(△9,12)at the action of FAD2. With the developing of molecular biotechnology,antisense FAD2 gene is widely introduced into oil plants by genetic manipulation of fatty acid metabolism.

近年来随着分子生物学技术的发展，反义FAD2基因在油料作物脂肪酸调控基因工程中得到广泛应用，获得了油酸含量很高的转基因玉米、大豆、花生、油菜等。

Poly-acrylic acid resin was synthesized by emulsion polymerization with meth-acrylic acid and methyl meth-acrylate as monomers. Which used as enteric film-coating material: aqueous poly-acrylic acid resin Ⅲ. and then desiccate them to resin powder by sprayer.

以甲基丙烯酸与甲基丙烯酸甲酯为共聚单体，用乳液聚合法制备肠溶型水性聚丙烯酸树脂Ⅲ乳液，喷雾干燥成树脂粉末。

The experimental results of cyclic operation indicate that, sulfuric acid concentration in feed solutions decreases and sulfuric acid concentration in dialyzate increases in the operational process, furthermore, rejection ratio of rare earth is very high, and DD can achieve the purpose of sulfuric acid separation from rare earth sulfate solutions.

循环式结果表明，渗析过程中，料液中硫酸浓度不断减小，而渗析液硫酸浓度不断增大，而且由于对稀土具有较高的截留率，扩散渗析法能达到硫酸与稀土有效分离的目的。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐