离子活度

lí zǐ huó dù
  • Ion activity;ionic activity
离子活度离子活度
  1. 硫酸盐水溶液中单个离子活度系数规律

    A Study on the Law of Individual Ionic Activity Coefficient in Aqueous Sulfate Solutions

  2. 混合电解质单个离子活度系数和平均活度系数的近似计算

    Approximate calculation of individual ionic activity coefficient and mean ionic activity coefficient of ANELECTROLYTE in mixed electrolytes solutions

  3. 低钠灌流时豚鼠心室肌细胞内钾离子活度和膜电位的变化及pH的影响

    Changes of intracellular potassium activity and membrane potential in guinea pig ventricular myocardium during superfusion with low sodium solutions and effects of low pH

  4. 以pH电动势法测定为例,详述了测定单离子活度aH+的原理、方法和其中存在的问题。

    With the pH determination as an example , the principles and methods in the determination of single ion activity a H + , the problems arising from the determination have been presented in detail .

  5. 对Debye-Hückel理论的再认识&离子活度系数公式中渗透项的意义和作用

    Recognition of Debye-H ü ckel theory – meaning and role of osmotic term in ion and solvent activity coefficient expressions

  6. 利用溶液电离平衡理论结合离子活度系数的修正,对磷酸钠溶液吸收模拟烟气中的SO2气液平衡进行预测,获得非平衡级模型中的界面气液平衡常数。

    A thermodynamic model with a modified ion activity coefficient was used to predict the gas-liquid phase equilibrium of the SO_2 absorbed by the sodium phosphate buffer solution and the phase equilibrium constant at the interface in the non-equilibrium stage model .

  7. 为了解决pNa检测中的快速精确测试问题,本文给出了一种由专家知识和经验决策钠离子活度检测过程的智能化测试系统。

    In order to meet the demands of rapidity and accuracy in pNa measurement , an intelligent pNa measurement system which controls the pNa measuring procedure on the basis of expert knowledge and experience is developed .

  8. 指出Debye-H櫣ckel离子活度系数公式中,除了静电作用项以外还有另一项,称之为渗透项。

    It was pointed out that two terms should be contained in the ion activity coefficient expression in the frame of Debye-H ü ckel theory , i.e. the electrostatic term and osmotic term .

  9. 焊条药皮碱度增加,焊接气氛的氧势增加,渣中FeO量增加,渣中自由氧离子活度增加,它们相互作用的结果使熔敷金属中含硫量与焊条药皮碱度呈极小值关系。

    With increasing coating basicity , the activity of oxygen ion in slag , FeO content in slag and oxygen potential of arc atmosphere increased . Interaction of them made that relationship between sulphur content in deposited metal and B 1 had a minimum value .

  10. 综合此实验结果与文献中已发表的关于电解质溶液的单个离子活度系数数据,总结出以下线性规律:aMX(0),aMX2(0)均近似于常数。

    By using these experimental results and published individual ionic activity coefficient data in electrolyte solution , the following linear relations were summarized : where aMX ( 0 ) and aMX2 ( 0 ) approximate to constants .

  11. 在锌离子活度较低时,耐低锌基因型(IR8192)锌养分利用效率和提高养分利用率的能力要远远高于锌敏感基因型IR26和子粒富锌基因型BY;

    At low Zn activity , Zn-efficient rice genotype ( IR8192 ) was stronger in utilization efficiency of Zn and promoting the efficiency than Zn-inefficient ( IR26 ) and Zn-dense in grain rice genotype ( BY ) .

  12. 吸着态离子活度系数的初步研究

    A Preliminary Study of the Activity Coefficient of the Sorbed Ion

  13. 用粘土薄膜电极测定单独离子活度的研究

    Using the Clay Membrane Electrode to Measure Single Ion Activity

  14. 骨骼肌细胞内钙离子活度的动态检测

    Dynamic Determination of Intracellular Ionic Calcium Activity in Skeletal Muscle

  15. 测定了不同温度下的水溶液中单个离子活度系数。

    The activity coefficents for individual ions at different temperature were also determined .

  16. MgO-CaO-SiO2焊接熔渣离子活度的热力学分析

    Thermodynamic analysis of ion activity in welding molten slag for MgO-CaO-SiO_2 ternary phase

  17. 同时,计算了培养液中铜、锌离子活度。

    The ionic activities of cop-per and zinc were determined from thermodynamic calculation .

  18. 针刺对家兔超负荷运动骨骼肌细胞内钙离子活度的影响

    Influence of acupuncture on Intracellular Calcium Ion Activity in Extra-Kinetic Skeletal Muscles of Rabbits

  19. 细胞内钾离子活度的动态检测

    Dynamic determination of intracellular ionic potassium activity

  20. 锌离子活度对水稻膜透性的影响及基因型差异

    Genotypic Difference in Membrane Permeability in Rice at Different Zn ~ ( 2 + ) Activities

  21. 本文提出了以氢离子活度为测量值的混合酸滴定的计算公式;

    A formula for the calculation of the equivalent volume of acid mixture titration is derived .

  22. 土壤干湿处理与储存时间对土壤溶液组分离子活度及离子活度积的影响

    Drying and time of incubation effects on ionic activities and ion activity products of soil solution components

  23. 脑缺血及再灌流对皮层体感诱发电位及神经细胞外钙离子活度的影响

    Influence of Cerebral Ischemia and Reperfusion on Somatosensory Evoked Potentials and Extracellular Calcium Ionic Activities in Neocortex

  24. 针刺组与对照组相比,膜电位或细胞内钙离子活度的对比无显著差别(P>0.05)。

    There were insignificant differences between the acupuncture group and control group ( P > 0.05 ) .

  25. 马桑内酯致痫大鼠大脑皮层及海马神经元钙离子活度的变化

    The Alteration of Extracellular Calcium Ionic Activity of Cerebral Cortex and Hippocampal Neurons in Epileptiform Rats Kindled by Coriaria Lactone

  26. 其主要研究结果归纳如下:1、本试验结果表明不同锌离子活度下水稻各锌营养特性基因型的根系形态学特征存在明显差异。

    The major results obtained were summarized as follows : 1 . There was significantly genotypic difference in root morphological traits .

  27. 结果表明:耐低锌基因型水稻和锌敏感基因型水稻的临界锌离子活度有较大的差异。

    The results showed that : the critical Zn 2 + activity is much more different for Zn efficient rice genotypes and Zn inefficient .

  28. 论述广义德拜-休克尔方程在准确计算干白葡萄酒的离子活度时的应用。

    Application of Extended Debye H ü ckel Equation to calculation of ionic activity coefficient for dry white wine was presented in this paper .

  29. 电解质溶液中单个离子活度系数的研究(I)单一电解质水溶液中单个离子活度的线性规律

    An Investigation into Individual Ionic Activity Coefficient in Electrolyte Solution ( I ) The Linear Relation of Individual Ionic Activity Coefficient in Aqueous Solution with a Single Electrolyte

  30. 结果表明,可溶性锌对卵子孵化和无节幼体变态的作用只与游离离子活度有关,而不是与其总浓度有关。

    The results indicated that actions of dissolved zinc on egg hatching and nauplius metamorphosis are only relative to free zinc ion activity , not to total concentration of dissolved zinc .