离子的

The monovalent permeselectivity of ion exchange membrane may be improved by treating its surface.

经表面处理的离子交换膜可提高一价离子的选择透过性。

The proposed method has been applied to the determination of nitrate in water with satisfactory results.

实验了多种干扰离子的影响，用於水中硝酸根离子的测定，结果满意。

Energy loss due to collision between electrons and ions never exceeds 20% of ohmic power.

在HT—7装置上，电子、离子碰撞而转移给离子的能量只占欧姆功率的百分之十几。

The exchange mechanism of hydrated antirnony pentoxide and the reation betwee preparation condition and exchange capadty are studied.

结果表明，水合五氧化二锑对3种离子的交换过程不是理想的离子交换，还存在吸附等过程

The variation of ionic radius r with Sr and the phase difference factor of ion were studied.

研究了离子半径r与离子的Sr和相差异因子的关系。

By exploring the potential energy surface of C7H8OH+,that the formation of C7H8OH+ is a reaction process without potential barrier is concluded.

对C7H8OH+离子势能面的研究得到，C7H8OH+离子的形成是一个无势垒的反应过程。

The type of precipitant not only significantly affects the coprecipitation of ruthenium and cerium ions, but also affects the reduction of the surface oxygen.

沉淀剂种类不仅明显地影响钌离子和铈离子的共沉淀，而且会影响载体二氧化铈表面氧的还原。

The profile of metal ions in Masson pinewood is researched by means of SEM EDAX and atomic absorption spectrometer. The content and retentivity of metal ions in unbleached KP AQ pulp of pinewood are studied.

用扫描电镜能谱仪及原子吸收光谱仪研究了马尾松的金属离子分布及马尾松硫酸盐蒽醌法未漂浆中金属离子的分布及滞留性能。

Transport properties including the coefficients of self-diffusion, viscosities, and conductivities were also studied and compared.

系统地研究并比较了离子液体的扩散性质，包括体系阴阳离子的自扩散系数、粘度及电导率。

The adsorptive amount of the unbaked adsorbents loaded with Zn2+ isless than the baked obviously, but the adsorbed amount is not enhanced distinctly bythe way of increasing the baking temperature. The desulfurizing capability increasesdue to the Zn2+ impregnated.

对三种载金属离子吸附剂脱硫性能研究表明，负载锌离子的 13X、氧化铝、5A 分子筛，温度升高，吸附剂的吸附容量升高，硫醇去除率也大，温度升高，增大了活化能克服了势能障碍。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。