查询词典 acid salt

D-proline was ob tamed from the asymmetric transformafion of L-proline via the formation of-tartaric acid salt by using butanal as catalyst.

以L-脯氨酸为起始原料，S-酒石酸为拆分剂，运用不对称转换的方法合成D-脯氨酸。

Decabromodiphenyl oxide,tetrabromobisphenol A,sodium bromide,sodium bromate,potassium bromide,ammonium bromide,calcium bromide,calcium chloride,magnesium chloride,sodium bicarbonate,magnesium hydroxide,manganese bromide,hydrobromic acid,salt etc.

提供产品：十溴二苯醚、四溴双酚A、溴化钠、溴酸钠、溴化钾、溴化铵、溴化钙、氯化钙、氯化镁、碳酸氢钠、氢氧化镁、溴化锰、氢溴酸、盐等。

Benpinwei polycarboxylic acid salt powder products, the water content of less than 3%, the density of 600kg/t around.

本品为聚羧酸盐粉剂产品，含水量小于3％，堆积密度为600kg/t左右。

Cooperation with the Fudan University in 2006 successfully developed a series of products polycarboxylic acid salt water reducer, Polycarboxylate superplasticizer present a solid powder 20%,40% amount of solid state products and liquid products. The production capacity of 30,000 tonnes per year, to meet the needs of all types of construction, product stability, similar products meet international quality standards is the leading standard.

公司与复旦大学在2006年合作研发成功聚羧酸盐减水剂系列产品，目前的聚羧酸盐高性能减水剂有固体粉态产品和含固量为20％、40％液体产品，生产能力为30000吨/年，可满足各类建筑工程的需要，产品稳定性好，各项质量指标均达到国际同类产品的领先水平。

The company specializes in products four series of 30 species, including : a new generation of products mainly polycarboxylic acid salt water reducer, Sulphamate superplasticizer, aliphatic sulfonates superplasticizer, composite efficient, retarding and bleed air, Gao Qiang superplasticizers and pumping agent series of concrete products superplasticizer series.

公司主要产品有四大系列三┼余种，其中：产品主要有新─代聚羧酸盐减水剂、氨基磺酸盐减水剂、脂肪族磺酸盐减水剂、复合高效、缓凝、引气、高强减水剂和泵送剂系列产品为主的混凝土减水剂系列。

In solvent and under the action of certain catalyst, anilino methyl siloxane is reacted to obtain solid cage anilino methyl sesquisiloxane octamer acid salt; and through filtering, washing, precipitation and reaction with amine desalting agent, cage anilino methyl sesquisiloxane octamer is finally prepared.

本专利提供了一种笼型八聚苯胺甲基倍半硅氧烷的制备方法，苯胺甲基硅氧烷在一定溶剂和催化剂作用下反应，过滤得到笼型八聚苯胺甲基倍半硅氧烷酸式盐固体，经过洗涤、沉淀，再与胺类脱盐剂作用，最终制得笼型八聚苯胺甲基倍半硅氧烷。

There are many different opinions about pathogeny and pathological mechanism of acute gout arthritis, but the real cause is uncertain. It is considered that the tiny crystal of uric acid salt aggraded near arthrosis, and leaded to a series of inflammation reaction.

研究方法本研究将符合痛风关节炎临床诊断的60例病人随机分为西药对照组(30例)与痛风利消汤治疗组(30例)，6天为一个疗程，将治疗前后临床症状及主要实验室指标进行统计学分析。

The results show that the calibration model established with firstderivative preprocessing spectra was the best, 18 samples of tested set were predicted with this model, the relative standard errors for the prediction of ami no nitrogen, total acid, salt content and color ratio were 1.516%, 1.811%, 1.798% and 1.893%, respectively.

结果表明，采用一阶导数预处理光谱建立的数学校正模型能得到最佳的预测效果，在对预测集18个样本中的氨基酸态氮、总酸、食盐的含量和色度进行预测时，所得的预测集相对标准偏差分别为1516%， 1811%， 1798%， 1893%。

Bromo-2-sulfolene (2) reacted with substituted benzoic acid salt s 3a～3c or alizarin yellow (3d) to give four novel allylic substitution products 4a～4d by esterification reaction, respectively.

以3，4-二溴环戊砜(1)为原料，在无水吡啶作用下发生消除反应，得到反应中间体4-溴-2-环戊烯砜(2)，再分别与一系列取代苯甲酸盐3a～3c以及茜素黄GG(3d)发生酯化反应，合成出4种新环戊烯砜衍生物4a～4d，并用IR，1HNMR，MS，元素分析等表征了它们的结构。

The PVA without limiting the blood flow volume can increase the cross section and blood flow volume of portal vein ,dilate and thicken the branches of portal vein, but the function of reticuloendothelial system, metabolism of bile pigment and bile acid salt don′t undergo significant influences.

未采取限流措施的门静脉动脉化可导致门静脉横截面积和血流量增加，门静脉分支扩张、管壁增厚，但网状内皮系统的吞噬功能以及胆色素和胆盐的代谢未受显著的影响。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。