查询词典 ionic

The wide ionic substitution in NZP materials makes their physical properties tailorable to meet application needs when changing the composition. Thermal expansion behavior of NZP ceramics is one example.

NZP型陶瓷材料的最大特点在其晶体结构中，三种阳离子(Na/sup +/，Zr/sup 4+/，P/sup 5+/)的晶格位置都有广大的取代空间，使得NZP型材料可以藉由成分的变换，来调整其物理性质，以配合实际应用上的需求。

The result showed simple imidazolium based ionic liquids had excellent catalytic activity, especially when under mild conditions with 0.5 equiv. EMIMBr / K_2CO_3(1 /1.1) in CH_2Cl_2, the desired benzoin was obtained in yield of 86%.

结果表明简单咪唑基离子液体对安息香缩合反应具有比较高的催化活性，当在CH_2Cl_2中，50mo1%EMIMBr/K_2CO_3(1/1.1)时，苯偶姻产率可达86%。

Thus,the effects of the trace of impurities such as water,methanol and diethyl ether in the feedstocks on the stability of catalytic properties and deactivation of the chloroaluminate ionic liquid were studied in continuous alkylation.

在连续操作的烷基化实验装置上考察了烷基化原料中的微量水、甲醇和乙醚对离子液体寿命和催化性能的影响。

The reaction was stirred for the given time (the reaction was followed by TLC) after which the methanol was removed and the residual ionic liquid was extracted with diethyl ether (3 15 mL).

反应搅拌为在给定的时间（反应，其次是薄层色谱法）后，其中甲醇被删除，剩余的离子液体中提取二乙酯基醚。

A molecular or ionic substance capable of combining with a proton to form a new substance .

溶化形成的化合物（溶剂分子和溶质分子或离子的结合物）。

A molecular or ionic substance capable of combining with a proton to form a new substance.

化合物：能与质子结合形成一种新物质的分子化合物或离子化合物

The temperature dependence of ionic conductivity was in accord with Arrhenius equation.

聚合物电解质离子电导率对温度的依赖关系符合Arrhenius方程。

In this paper,a modified Arrhenius equation was proposed,based on the measurement and analysis of the conductivity for three kinds of Y2O3-stablized ZrO2,to describe the temperature dependence of the ionic conductivity.

本文通过对实验获得的几种Y2O3稳定立方ZrO2 材料的电导率－温度关系的分析，对经典的Arrhenius公式进行了修正。

Calciumtolerant myocytes were isolated from the region of the AV node by enzymatic and mechanical ionic currents was studied using the cell attached configurations of the patchclamp technique.We found that there are two types cells in AVN region.

为从细胞水平了解房室结电生理特性以及腺苷对其作用的离子机制，研究急性酶分离的单个房室结细胞钾电流的特性以及腺苷对电流特性的影响。

The high yield(53%) of Diels-Alder reaction of alkylthiofuran with alkylacetylenedicarboxylate is observed when used PF6 ionic liquid.

研究表明，呋喃类化合物的极性越低， Diels-Alder 反应的活性越高。

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。