Parameters are fitted to vapor pressure, density and mean ionic activity coefficient data.
参数由拟合蒸汽压、密度和离子平均活度系数数据获得。
The change of soluble and ionic heavy metal concentration in soil solution showed that, the activity and plant availability of heavy metals was higher than that of the check.
有机络合剂使得土壤溶液中可溶性与离子态重金属的浓度改变，反映了其活性与可利用性较对照不同。
The results showed that the activity of ionic liquid correlated strongly with its acidity, and only acidic ionic liquid had alkylation activity.
实验表明，离子液体的催化活性与其酸强度密切相关，只有在酸性条件下，离子液体对烷基化反应才有催化活性。
Ionic liquid could be conveniently separated by vacuum distillation and reused for 10 times with good catalytic activity.
离子液体通过减压蒸馏可被分离出来，重复使用10次后仍表现出较好的催化活性。
The catalyst was characterized by high activity, supported by the carrier of silica can be adjusted, reducing the amount of ionic liquid, effectively lowering the cost of the catalyst.
该催化剂的特点是催化活性高，担载用的载体硅胶可以调节，降低了离子液体的用量，有效降低了催化剂的成本。
The selectivity and activity of enzyme in the reaction media, especially in ionic liquids and supercritical liquids was reviewed in the paper.
文章以溶剂分类，探讨溶剂，特别是引入新的反应介质-离子液体和超临界流体对酶催化活性和选择性的影响。
The water activity increase with increased cation ionic radius, which results in the decreased inhibiting effectiveness.
随着阳离子半径的减少，水的活度降低，水合物相平衡压力增高，温度降低；
The water activity decrease with increased nation ionic radius, which results in the increased inhibiting effectiveness.
随着阴离子半径的增加，水的活度降低，水合物相平衡压力增高，温度降低；
Activity of non-ionic formulation, mild non-stimulating to remove facial dirt, skin feel fresh and clean.
活性非离子配方，温和无刺激，彻底清除面部的污垢，使肌肤倍感清新自然。
The ionic liquid could be reused for several times and did not lose the catalytic activity.
此离子液体催化体系简化了产物分离，离子液体可以重复使用。
The ionic liquid could be reused for several times and did not lose the catalytic activity.
此离子液体催化体系简化了产物分离，离子液体可以重复使用。
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