查询词典 ion-pair

Graded hydrolysates were desalted by cation ion- exchange resins and anion ion- exchange resins. By comparing the desalting rate and peptide recovery rate, the optimum hydrolyte flow rate was 10 CV/h.

采用阴阳离子交换树脂脱盐法对超滤分级肽进行纯化，以肽回收率和脱盐率为考察指标，确定10 CV／h为最佳流速。

While the uranyl ion and the hydronium ion tend to dissolve in water, the effect of ancient underground water leads to the redistribution and movement of the elements of uranium and kalium, the ratio of thorium to uranium and kalium are changed.

为了需求古地下水的运移规律及对寻找矿床的作用，利用放射性元素钍稳定性的特点，建立了钍归一化判断的数学模型。

The properties of most acids, especially in water solutions, arise from the hydrogen ion (H+, also referred to as the hydronium ion, H3O+, the form in which H+ is found in a water environment).

大多数酸尤其是在水溶液中的酸，其各种性质都是因存在氢离子(H+，亦可产生水合氢离子H3O+，因此任何水的环境都可发现氢离子)而产生的。

The properties of most acids, especially in water solut ions , arise from the hydrogen ion (H+, also referred to as the hydronium ion, H3O+, the form in which H+ is found in a water environment).

大多数酸尤其是在水溶液中的酸，其各种性质都是因存在氢离子(H+，亦可产生水合氢离子H3O+，因此任何水的环境都可发现氢离子)而产生的。

An ion implanter and an ion implanting method compatible for both positive and negative ions.

一种离子注入机和一种对正离子和负离子均适用的离子注入方法。

Discusses the construction and characteristics of the ion implanter especially its volt-ampere characteristic curve and how it leads the ion beam to flow out.

详细描述放电过程的伏－安特性曲线，以及对引出离子束流的作用。

An end station for an ion implanter has a vacuum chamber which receives an ion beam.

离子注入机的一个终端站具有用于接收离子束(19)的一个真空室(18)。

The ion implanter has an ion extractor and a mass analyzer for deflecting ions in a predetermined direction regardless of the charged state of the ions. A polarity converter changes the flux direction of a magnetic field in the mass analyzer according to the charged state of the ions.

该离子注入机具有：离子分离器；质量分析器，用于按照预定方向偏转由离子分离器导入的离子，而无论离子的带电状态如何；以及极性转换器，用于按照离子的带电状态来改变质量分析器中磁场的通量方向。

The results indicate that rare earth cerium ion dopants do not affect the structure of the material but considerably improves its capacity delivery and cycle performance, which is ascribed to the enhancement of the electronic inductivity and reducing crystal size to nanoscale by ion doping.

研究表明，少量Ce3+的掺杂未影响到LiFePO4的晶体结构，但显著改变了粉体的微观形貌，降低颗粒粒径至纳米级，改善了可逆容量和循环性能。得到的最佳配比正极材料Li0.9975Ce0.0025FePO4，在0.1C的充放电速率下，其初始可逆放电容量达到116 mAh/g。

Combining with the temporal and spatial distribution spatial distribution species radiation intensity,the detailed mechanism of the generation of laser induced species radiation was discussed, the continuous radiation comes from the Bremsstrublung emission of energetic electrons ejected from the target and recombination of electron and ion near target, the primary mechanism of atomic excitation and ion excitation in plasma is inelastic collision between the elemental species and high-kinetic energy electron,the model can explain the experimental results qualitatively.

讨论了激光诱导发光的机理，认为等离子体羽中连续辐射背景光主要来自近靶处高能电子的韧致辐射和电子与离子的复合激发，原子和离子光谱线主要由等离子体中高能电子的碰撞传能激发所引起，并用之较好地解释了所观察的实验现象。

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。