查询词典 ionic structure

Electroredox of ferrocene and naphthalene were also investigated in some ionic liquids with lower melting point.

并以低熔点的离子液体作为电解质，研究了萘和二茂铁的电氧化还原特性。

For the reaction of benzaldehyde, malononitrile and α-naphthol, the ionic liquid can be recycled at least 3 times without the significant loss of activity.

以对氯苯甲醛、丙二腈和α-萘酚为模板反应，离子液体可重复使用3次，其催化活性没有明显降低，同时还探讨了该反应体系下的可能反应机理。

Factors including pH, concentrations of heavy metals, dosages of minerals, ionic strength and temperature were studied and the results indicated that nepheline syenite and olivine had significantly higher capacity of absorbing heavy metal ions than glacimarine clay since they possessed stronger neutralization ability to acidic solution.

考察的因素包括溶液pH值、重金属离子浓度、矿物用量、离子强度、温度等，并得出结论，霞石正长岩和橄榄石吸附重金属离子的能力明显强于冰海粘土。通过理论分析表明，导致这一现象的原因为霞石正长岩和橄榄石对酸性溶液具有更强的中和能力。

Ionic channels are elementary excitable elements in the cell membrane of nerve, muscle, and other tissues.

离子通道在细胞膜上产生并传导电信号，是神经、肌肉等组织生物电活动的基础。

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。

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。

Pachomius manual labour was organized as an essential part of the monastic life; and since it is a principle of the monks as distinguished from the mendicants, that the body shall be self-supporting, external work of one sort or another has been an inevitable part of the life ever since.

根据圣pachomius体力劳动组织作为一个重要组成部分寺院生活；以来，这是一个原则的和尚，作为有别于乞丐，该机构应自支撑，对外工作的这种或那种已一个必然的一部分，生活至今。

In order to study the effects of parametrical rolling on the ship movement and tilts, in allusion to ship's navigating in regular following waves, the equation of ship rolling motion is transformed into normal Mathieu equation by proper variable replacement when strong parametrical excitation in restoring moment varied according to sine or cosine wave.

为研究参数横摇对船舶运动和倾覆的影响，通过对船在规则波上随浪航行时，恢复力矩中出现的1个以正余弦规律变化的强参数激励项进行适当的变量置换，将船舶的横摇运动方程转换成标准形式的Mathieu方程。