分级分离

对中华绒螯蟹（EriocheirSinensis）精荚进行分级分离，获得的精液、精荚基质和精子等不同组分，利用聚丙烯酰胺凝胶电泳的方法，对其可溶性蛋白成分进行比较分析。

Various fractions of the spermatophore were isolated by the method of fractionation , and the soluble protein components of different fractions were analysed by SDS-PAGE in Eriocheir sinensis .

将发酵上清液经粗分级分离和SephadexG-100凝胶过滤，得到具有纤溶活性的柱层析产物BH-1。

BH-1 was isolated and purified from the fermentation broth by rough fractionation and Sephadex G-100 gel chromatography .

孕妇外周血中游离DNA分级分离方法的应用研究

Application study on size-fractionated separation fetal free DNA from maternal plasma

采用氯仿&乙醇分级分离，丙酮沉淀以及DE-32纤维素柱层析的方法，从北京鸭红细胞中分离得到纯的铜锌超氧化物歧化酶（Cu·Zn-SOD）。

Copper / zinc superoxide dismutase from Peking Duck erythrocytes has been purified by chloroform-ethanol fractionation , acetone precipitation and DE-32 chromatography .

新鲜鹅血经氯仿&乙醇分级分离，丙酮沉淀及DEAE纤维素层析的方法得到纯铜锌超氧化物歧化酶（Cu.Zn-SOD）。

Superoxide dismutase ( SOD ) from fresh goose blood was purified by Chloroform-ethanol fractionation , acetone sedimentation and DEAE-cellulose chromatography .

SOD的纯化采用硫酸铵分级分离和SephadexG-100柱层析，并经丙酮二次沉淀。本文综述了清除树脂在纯化操作中的使用策略。

Purification of SOD precipitated with ammonium sulfate and Sephadex G-100 column chromatography and two times with acetone and then the type of SOD was assayed among the purification products .

通过对红树莓SOD抽提缓冲液的pH、抽提体积和抽提次数进行优化探讨红树莓SOD的最佳提取工艺，并采用（NH4）2SO4盐析沉淀法对红树莓SOD实现初步的分级分离。

The optimal technology of extracting SOD from red raspberry was studied by optimizing pH value , bulk multiple and extraction times of phosphate buffer solution buffer . SOD was separated primarily by the method of ammonium-sulfate deposition .

概述了超临界抗溶剂（SAS）沉析技术的原理、过程和影响因素以及在制备微细颗粒和分级分离方面的应用。

Supercritical antisolvent ( SAS ) precipitation technology is reviewed with respect to its process mechanisms , operational modes , effective factors and the application of SAS micronization process and fractionation process in a variety of different fields .

浅壳弹塑性问题的分级分离变量初应力法

Stepped-Variable-Separated Initial Stress Method for the Elastic-Plastic Analysis of Shallow Shells

用垂直转头密度梯度超速离心法快速分级分离多聚核糖体

Rapid fractionation of polysomes by density gradient ultracentrifugation in vertical tube rotor

旋风筒的分级分离效率与其入口风速的关系

Relation between fractional collection efficiency and inlet velocity of cyclone

为什么在涉及细胞[组分的]分级分离时，这是一重要的考虑？

Why is this an important consideration in studies involving cell fractionation ?

分解分成几个组成部分细胞[组分的]分级分离

To divide into constituent parts . cell fractionation

多组元全热耦合精馏分离的模拟研究细胞[组分的]分级分离

Simulation of Fully Thermally Coupled Distillation Columns for Multi-component Mixture Separation ; cell fractionation

场流分级分离及其在多糖分析中的应用

Field & flow fractionation and it 's application to the separation and characterization of Polysaccharides

研究了混合溶剂法分级分离棕榈酸果糖单酯和棕榈酸果糖双酯的工艺。

The fractionation separation of fructose monopalmitate and fructose dipalmitate by extraction with mixed organic solvent were performed .

一张评语（分数）不佳的成绩报告单细胞（组分的）分级分离：将细胞中的不同组分依次分离成单一的组分。

An unfavourable school report Cell fractionation The separation of the different constituents of the cell into homogenous fractions .

除了分析，膜免疫层析的原理还能延伸到化学样本的原位分级分离。

Besides analysis , the concept of membrane immunochromatography can be expanded to in situ fractionation of chemical species .

实验表明利用膜组件对姬松茸多糖的分级分离是有效的，可使其分子量分布变窄。

The gradation method of molecular weight of ABM polysaccharides using membranes is effective , and its distribution became narrow .

本文用乙醇金属离子分级分离法，从新生小牛血清中分离提取胎球蛋白。

We have isolated the fetuin from sera of newborn calves by ethanol fractionation in the presence of zinc and barium ions .

粗分级分离时，硫酸铵饱和度宜先在35%～25%范围内变动，然后再向35%变动。

Saturation of ammonium sulfate should be changed from 35 % to 25 % , then to35 % again , in the rude segregation .

分离器的分级分离效率是循环流化床锅炉性能的主要影响因素之一。

The fractional collection efficiency of separator of CFB boiler is one of the main facts which control the performance of a circulating fluidized bed boiler .

糖蛋白分级分离40%的硫酸铵盐得率最高，60%的硫酸铵盐得率较高且总糖含量也较高；

The yield of 40 % ammonium sulfate solution was the highest in fractions , and the yield and the total sugar content of 60 % ammonium sulfate solution were higher ;

测试结果表明：该锅炉水冷方型分离器的分级分离效率与相同当量直径的常规圆形旋风筒的分级分离效率相近，但阻力下降约一半；

The test result proves collection efficiency of the water cooled separator is almost same as that of round cyclone with the same equivalent diameter , while its pressure drop is much lower than that of conventional cyclone .

扁平类农业物料流化床分级与分离的特性

Characters of Sorting and Separating Flat Agricultural products Using Fluidized Bed

络合萃取&吸附组合工艺处理含酚废水的研究提取分级（分离），萃取分级

Study on Treatment of Wastewater Containing Phonol by Complexation Extraction-adsorption Combined Process

萃取精馏的条件及选择萃取剂的研究提取分级（分离），萃取分级

Study on the selection of solvent and extraction conditions for extractive distillation process

结果表明，分级膜分离方法对酪朊酸钠水解液中的混和肽类能按照分子量大小进行有效的分离。

The result showed that fractional ultrafiltration separation can effectively separate sodium caseinate peptides .

大豆肽的分级膜分离研究

Fractional Ultrafiltration Separation of Soy Peptides

场流分级（分离）法分部积分法是一种很重要的积分方法。

Field flow fractionation The integration by parts is one of the most important integral method .