查询词典 ionic

The metal ions form ionic bonds, which are nondirectional, with oxygen atoms that previously had been bonded rigidly to specific Si atoms.

金属离子与氧原子形成无方向性的离子键，而氧原子之前一直牢固结合在特殊的硅原子上。

This course consist of the following contents: the basic law of chemistry reaction, Chemical Thermodynamics, Chemical Equilibrium, chemical dynamics, modern basic knowledge about substance structure theory, the four ionic equilibrium in the water solution, Colligative Properties of Dilute Nonelectrolyte Solution, and Colloid.

本课程主要包含以下内容：化学反应的基本规律、介绍化学热力学、化学平衡、化学动力学基本原理、基本知识。近代物质结构理论基础知识。水溶液中的四大离子平衡。稀溶液通性和胶体溶液基本知识。

In this paper, we use this numerical method and adopt operator splitting method to simulate the conduction model of action potential in two-dimensional cardiac ventricle tissue,the conduction model of the action potential in two-dimensional cardiac ventricle tissue is denoted by one reaction-diffusion equation with a series of ODE describing ionic channels of cell, at the same time,we adopt the compact alternate direct implicit difference method to simulate that model,compar-ing these value results,get some conlusions.

本文中，我们利用摄动有限差分方法和算子分裂思想去模拟二维心室肌中动作电位的传导模型，该模型由一个描述细胞离子通道的常微分方程组和一个反应扩散方程组成。

During the test, it's found that the influence of the bias voltage on ionic current is significant.

离子电流法作为一种新型的发动机检测方法已经得到了越来越广泛的应用。

Meanwhile, when the supported ionic liquid is used in asymmetric dihydroxylation reaction, there was no catalystic activity of osmium catalyst.

离子液体固载于改性后BMMs在不对称双羟基化反应中由于分子筛改性引入的氨基与锇催化剂的配位作用使其失去活性。

The ionic conductivity increases with increasing the content of lithium salt/PC solution and the ratio of PEUU/PECH.

PEUU/NBR共混物薄膜用高氯酸锂的PC溶液或高氯酸锂的γ-BL溶液增塑后，可以得到室温离子电导率较高的两相高分子电解质。

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。

The results showed that the yield of phenyl glycidyl ether was 96.8% when the mole rate of sodium phenolate and epichlorohydrin was 1.15:1, the mass ratio of ionic liquid and reactant 2:1, reaction temperature 70℃ and reaction time 2h.

结果表明，在反应温度为70℃，反应时间为2h，反应物苯酚钠与环氧氯丙烷的物质的量比为1.5：1，离子液体与反应物的质量比为2：1时，苯基缩水甘油醚的产率为96.8%。

The water quality is mainly under the control of nitride and biological activity, then, suspender, ionic attribute, and the last factor is phosphide.

洪湖水质主要受到氮盐营养元素和生物活动的控制，其次是悬浮物和水体的离子属性，第三是水体的磷化合物。

A series of novel dicationic symmetrical and asymmetrical ionic liquids based on tributylalkyl phosphonium and alkylimidazolium were synthesized.

合成了一系列含有三丁基烷基膦盐和烷基咪唑盐的对称的和不对称的双离子液体。

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。