Selectivity coefficient是什么意思

网络释义

用法例句

A mass transfer equation and equations for evaluating mass transfer coefficients and selectivity have been derived by taking into account the dissociation of ammonia in water.

针对气扫式膜蒸馏脱除水中氨的过程,以传质基本理论为依据,导出了考虑水中氨解离的总传质系数表达式,并建立了利用实验结果计算总传质系数和选择性系数的方程。

The effect of H2SO4 concentration and reaction time on the xylose yield and the selectivity of hemicellulose hydrolysis in corn stover under 121 ℃ was studied by response surface methodology.

通过响应曲面法,研究了反应温度为121℃时,不同硫酸浓度和反应时间对玉米秸秆中半纤维素水解为木糖的产率以及选择性系数的影响。

The ion selectivity coefficient was detected and the effect of different pH value was investigated.

实验测定了F-的选择性系数,并选择了测定F-的适宜pH范围。

This paper adopts with experiment report form to mix the solution selectivity coefficient of equipotential law mensuration fluorine electrode, determine to survey F~-suitable pH scope, survey the content of fluorine in running water respectively with the standard and method of calibrating curve by addition of law.

采用混合溶液等电位法测定氟电极的选择性系数,确定了测定F-的适宜pH范围,用校正曲线法和标准加入法分别测定了自来水中氟的含量。

In this paper, the theory and methods of detetermination and the design of testing system for ion exchange selectivity coefficient are described.

本文叙述了离子交换选择性系数的测定原理、测定方法以及试验体系的设计;实测了强酸阳树脂RH-Na、RNa-Ca和RH-Ca交换体系的选择性系数,并对不同条件时选择性系数的规律性作了初步探讨,得出了不同条件时选择性系数的一般规律。

The effect of current density on different performance(single desalting or deacid rate,electricity consumption,electric current frequency,optional separating parameter)in the course of separation relating to the electroanalysis separation containing Na 2SO 4 and CH 3COOH wastewater was studied.

论述了含硫酸钠与乙酸废水电渗析分离中 ,电流密度对分离过程中各种性能参数 [单程脱盐 (酸 )率、耗电量、电流效率、选择脱除系数 ]的影响 ,通过对选择脱除系数的分析 ,提出了通过控制电流密度而达到电渗析分步切割分离硫酸钠与乙酸的可能性。

The results show that a linear Nernst response is exhibitedfor H+、K+、Pb2+、Ni2+、Co2+、Fe3+, and the ion selectivity coefficient of Nation membrane for K+ isbetter than Ni2+ and Fe3+.

研究了Nafion117膜(一种全氟磺酸膜)对阳离子的选择性,测定了含K~+、Ni~(2+)及Fe~(3+)的Nafion 117膜的离子选择性系数,实验发现含H~+、K~+、Pb~(2+)、Ni~(2+)、Co~(2+)、Fe~(3+)等离子的膜都能较好符合Nemst响应。

In Fluorine Electrode Selectivity Coefficient and Running Water the Mensuration of Fluorine;

氟电极选择性系数及自来水中氟的测定

Digital Selective Calling [Global Maritime Distress and Safety System]

数字选择性呼叫〔全球海上遇险和安全系统〕

Selection of uncertainty weighting function for decentralized subsystems of an electrical Stewart platform

电动Stewart平台分散子系统不确定性加权函数选择

digital selective call equipment

数字选择性呼叫设备

Genetic Variations and Selection Indices of Quantitative Traits in Upland Cotton(Gossypium hirsutum L.) Lines with High Fiber Quality

陆地棉高品质系数量性状的遗传变异与选择指数

STUDIES ON EARLY BREEDING OF EGGPLANT Ⅱ SELECTION INDEX AND EARLINESS SELECTION

茄子早熟育种研究Ⅱ　选择指数与早熟性选择

Optimal Data Selection Model:A Rational Explanation for Wason s Selection Task;

最佳数据选择模型——华生选择任务的理性解释

In selecting those characters by selection index, the efficiency of selection is dir-ectly proportional to the number of charactrs selected.

利用选择指数进行选择,选择效率有随参加选择性状数的增加而提高的趋势。

Property value must be numeric (with optional decimal value)!

属性值必须为数字(可选择小数值)！

In this paper, the uncertainty coefficient of the feature subset is proposed to be a feature selection measure.

提出了运用特征子集的不确定性系数作为特征选择的度量。

It is very import that the suitable ratio characteristic coefficient is selected for the hight water-cut crude oil hydrocyclone.

对预分离旋流器，分流比特性系数的合理选择，尤其显得重要。

CHARA CTERISTICS OF SOME TRAITS AND SELECTION INDICES OF NEW RAPE LINE ( BRASSICA NAPUS L. ) WITH LOW ERU CIC A CID

甘蓝型油菜低芥酸新品系性状特点及选择指数的研究

The Association of Parameter of Platelet with P-Selectin in Acute Ischemic Stroke;

急性脑梗死患者的血小板参数与P-选择素关系的研究

The Design of GMDSS Digital Selective Calling Simulation System and Its Implementation;

GMDSS的数字选择性呼叫模拟训练系统的设计与实现

Servo System Performance Optimization Design Method Based on Weight Function Selection

基于加权函数选择的伺服系统性能优化设计方法

Design and numerical simulation for flow deflector in the gas flue of selective catalytic reduction denitrification system

选择性催化还原脱硝系统烟道中导流板设计数值模拟

Choose zoom factor for Input and Output displays

选择输入显示和输出显示的缩放系数

Research and Development of Cutting Parameter Intelligentized Choosing System;

切削参数智能选择系统的研究与开发