selectivity

The Endo-conversion 、 Exo-yield andExo-selectivity are 96.46 % 、93.12 % and 96.54 % respectively.

Endo -THDCPD 转化率为96.46%,Exo -THDCPD 收率为93.12%,选择性为96.54%.

The DM membrane possesses fairly good selectivity, chemical stability and scale stability.

DM阳极隔膜具有好的选择性 、 化学稳定性和尺寸稳定性.

Especially , thepresence of Sn in TiO _ 2-SnO 2-SiO 2 catalyst promotered the selectivity to DPO.

经 Sn 改性后的复合型TiO_2-SnO2-SiO2催化剂,使DPO的选择性明显提高.

Selectivity of human migration long been the focus of demographers and economists.

人口迁移的选择性一直以来都是人口学家和经济学家关注的焦点.

This process relies on a catalyst of high selectivity and week activity.

这过程所靠的是一种高选择性和低活性的催化剂.

A hydrocracking catalyst with high selectivity to middle distillates was developed.

开发了一种具有较高的中油选择性的加氢裂化催化剂.

The main influencing factors on the selectivity of complex reaction are analysed.

分析了温度和浓度是影响复合反应选择性的主要因素.

The structure selectivity topological index achieves its uniqueness expression.

结构选择性达到惟一性表征.

And ammonia had effective selectivity for the separation of potassium nitrate.

氨对硝酸钾的选择分离结晶效果较好.

It is concluded that the index bears good structural selectivity and relativity.

与其它拓扑指数相比,该指数不仅计算简单而且具有良好的结构选择性和相关性.

Their adsorption capacity and selectivity for p-xylene were high.

它们吸附对二甲苯的容量和选择性都很高.

The selectivity behavior becomes coupled with the heat release hehavior for this particular reaction.

对这个具体反应来说,选择特性和放热特性关联起来了.

Such main body's selectivity has the characteristics of activity, creativity, and self-dependence.

这种主体选择性具有能动性 、 造性和自主性.

The mesh size selectivity can be expressed by logistic or Richards equation.

网目选择性常以Logistic或Richards方程来描述.

It'shows a thousandfold selectivity for fluoride over other common anions.

它对氟离子的选择性比其它普通阴离子高几千倍.