relative volatility

The effect of raw material composition on relative volatility is weak .

原料组成对相对挥发度的影响较弱。

Approximation Calculation of the Average Value of Relative Volatility

相对挥发度平均值的近似计算

Effects of Salt on the Relative Volatility of the Binary Solution

盐对二元溶液相对挥度的影响

The Correlation between Relative Volatility and Salt Concentration in Salt-containing System

含盐体系中相对挥发度和盐浓度的关联

Choosing relative volatility α in calculation of distillation

精馏计算中相对挥发度α的选择

Relative Volatility of Benzene and Thiophene in Aqueous DMF Solvent

含水DMF溶剂对苯和噻吩相对挥发度的影响

The width of the pseudo-pinch point zone was affected by reflux ratio and relative volatility .

在多元物系间歇精馏过程中，拟夹紧区的宽度随回流比和相对挥发度的大小而改变；

Because of its low relative volatility with other components in system and its heat sensitivity , the separation difficulties and energy consumption are increased .

因其与其它组分间的相对挥发度很小，且本身又是热敏性物料，故分离难度大，能耗高。

Based on modified UNIFAC model and MATLAB , a program has been developed for calculating the relative volatility of extractive distillation .

基于改进的UNIFAC模型，以MATLAB语言开发了萃取精馏过程相对挥发度的计算程序。

The results showed that addition of appropriate extracting solvent could increase the relative volatility of active amyl alcohol and decrease the number of theoretical plates .

结果表明，加入合适的萃取剂可有效地提高旋光性戊醇对异戊醇的相对挥发度，减少分离所需的理论板数。

The solvent B alters the relative volatility of HFPO vs HFP to 2.204 ;

萃取剂B使HFPO对HFP的相对挥发度达到2.204；

The screening indexes of extractant include relative volatility , molecular weight , freezing point , boiling point , azeotrope judgement and molecule stability .

本文提出以相对挥发度、相对分子摩尔质量、熔点、沸点、共沸和稳定判断等为筛选指标进行分子设计；

The minimum exit fee correlates positively with the relative volatility of the liquidity needs of type high investors and the relative scarcity of type low investors .

最低赎回费用与高流动性需求投资者的风险和低流动性需求投资者的相对稀缺性正相关。

The results showed that solvents with addition of salt could improve the relative volatility of C 4 more apparently than other organic solvents added to the basic solvent .

试验研究表明，溶剂加盐能够提高C4组份之间的相对挥发度，且比一般有机溶剂效果明显；

Efficiency of conventional separation , namely azeotropic distillation or extractive distillation , was relatively low due to very close relative volatility of benzene and cyclohexane .

由于苯和环己烷的相对挥发度非常接近，利用传统分离方法（如萃取精馏或共沸精馏）分离苯-环己烷混合物的分离效率较低。

The influence on separating non polar systems of C 4 fractions by extractive distillation with addition of salt in terms of relative volatility at infinite dilution was studied .

以C4为例利用无限稀释相对挥发度的试验测定结果，研究加盐萃取精馏分离非极性体系的影响规律。

The ability of the marginal manager offering a load fund is decreasing in the number of type low investors and in the relative volatility ( risk ) of the liquidity needs of type high investors ;

负担基金管理者的边际能力相对于低流动性需求投资者的数量和高流动性需求投资者的风险而言是递减的；

These extractive agents improve the relative volatility of CFC-115 / HFC-125 to above 2.7.High purity HFC-125 can be obtained from the extracting solution with simple distillation .

用这些萃取剂可将CFC-115/HFC-125体系的相对挥发度提高至2.7以上。

For both the formation of azeotropic and the low relative volatility ( volume fraction of components from 0 to 100 % ) of the mixture , the efficient separation of benzene and cyclohexane has become academic research topic .

由于苯与环己烷的相对挥发度在全组成范围内均很低且形成共沸物，高效地分离苯-环己烷成为学术界研究的热点课题。

The experimental results show that the concentration of feedstock , number of theoretic tray , distillation time , and relative volatility of the system all affect the results because of severe back-mixing caused by them in tanks of the tower 's top .

实验表明，原料浓度、塔的理论板数、精馏时间、体系的相对挥发度都会影响优化操作的优化效果，而这些因素的影响是因为使塔顶储罐内发生了严重的返混。

The results showed that the relative volatility of ethanol-water azeotropic mixture increased obviously as solvent ratio increased and the slop cut of water-glycol lasted a very short time during which the temperature at the top of the column rose sharply .

实验得出，乙醇水体系的相对挥发度随溶剂比的增加而显著增大，水乙二醇过渡馏分段持续时间很短，在该段时间会出现塔顶温度急剧跃升的现象；

It is reported that the relative volatility is only 0.962 between benzene and n-heptane and relative volatility reduce too with reduction of impurity content , so it is difficult to separate at all alkane hydrocarbon in benzene general rectification method .

精制苯的纯度为99.9%据报道，苯与正庚烷之间的相对挥发度仅为0.962。而且，相对挥发度随着杂质含量的减少而减少，因此一般的精馏方法难以将苯中的烷烃完全去除。

There are the relative effects of return volatility among industry parts , while the influences of market sentiment on return volatility in different industries are different .

尽管各行业板块之间的收益波动联动效应显著，但市场情绪对不同行业特征的收益波动影响仍有差异性。

In addition to identifying relative price levels and volatility , Bollinger Bands can be combined with price action and other indicators to generate signals and foreshadow significant moves .

除了确定相对价格水平和波动，布林线可与价格行为和其他指标产生的信号和预示重大举措。