片语

alcohol-precipitation test酒精沉淀试验

water-extration and alcohol-precipitation水提醇沉

concentration of alcohol precipitation醇沉浓度

ethyl alcohol precipitation乙醇溶剂沉淀

Water-extraction and alcohol-precipitation method水提醇沉法

alcohol precipitation method醇沉法

method of alcohol precipitation酒精沉淀法

英汉例句

• objective:to compare the fit and unfit of alcohol precipitation process and chitosan flocculation process used in purification of extract of yanyan buccal tablets.

  目的：比较醇沉法和壳聚糖絮凝法用于咽炎口含片浸膏纯化的优劣。

• objective to determine the alcohol precipitation techniques for polystictus versicolor polysaccharides.

  目的确定云芝多糖的醇沉工艺。

• objective to study the preparing procedures of water extraction and alcohol precipitation of xingnao yizhi granules.

  目的：研究醒脑益智颗粒的水提醇沉制备工艺。

• methods using the content of ferulic acid as index, the optimum extraction conditions of water extraction and alcohol precipitation was studied with the orthogonal test of l9(34).

  方法：以阿魏酸含量为考察指标，通过l9（34）正交试验设计优选水提醇沉的制备工艺条件，确定醒脑益智颗粒的最佳制备工艺。

• objective: the effect of separation rates on the quality and shelf life of tcm in the process of alcohol precipitation was discussed.

  目的：简要讨论醇沉过程中分离程度对中药质量、保质期等的影响。

• water extraction with alcohol precipitation was used to prepare for angelica.

  残渣经水煮、醇沉提取当归多糖；

• conclusion:the process of flocculation precipitation is better than the process of alcohol precipitation according to the removal rate of harmful elements and reserved rate of useful elements.

  结论：从有害元素的去除率及有益元素的保留率来看，絮沉工艺优于醇沉工艺。

• the separation of 1,3-propanediol from fermentative broth by a combination of ultrafiltration and alcohol precipitation was well investigated.

  介绍了超滤-醇沉法从发酵液中提取1，3-丙二醇的工艺。

• the process conditions of separation and purification via diatom earth filtration and alcohol precipitation were studied .

  醇析法是一种有效分离提纯黄原胶的方法。

• tannin fractions with different molecular weight distributions were obtained by purification of alcohol precipitation and fractionation of solvent extractions of black wattle bark tannins.

  通过对黑荆树皮单宁进行醇沉纯化和溶剂萃取分级，可得到分子量分布范围不同的单宁级分。

• methods:flocculating method and alcohol precipitation meth od were used.

  方法：采用了醇沉法和絮凝法两种精制方法。

• the results are as follows: the alcohol consumption of alcohol precipitation method almost doubles that of salting-out method;

  结果表明：酸解醇析法所消耗的乙醇量几乎为盐析法乙醇消耗量的两倍；

• humic acid extracted from peat was classified into seven fractions by alcohol precipitation technique for the analysis of thermolysis, flocculation limit and some optical properties.

  结果表明，酒精沉淀分级法是按分子量大小、缩合程度的高低将胡敏酸分成较均一的级分，而对胡敏酸的性质、结构等无破坏作用。

• results utilizing lactic acid dissolution and alcohol precipitation technology could prepare granules of chitosan lactate, which had characteristic absorption peak in infrared spectrum.

  结果利用乳酸溶解和醇沉淀工艺可制备出壳聚糖乳酸盐颗粒，在红外光谱中具有特征性吸收峰。