离子对

The N-alkylation of N-monosubstituted sulfonamide s with alkyl halides promoted by KF using ionic liquids as reaction media was reported in this paper.

报道了KF作用下离子液体介质中N-单取代磺酰胺和卤代烃的N-烷基化反应，考察了4种不同结构的离子液体BF4、BF4和PF6对反应的影响。

To the question of partial environmental pollution, this subject adopts nanometer to assemble technology and method , compound with antibiotic function silver ion and carrier of zeolite with structure of narrow passage of size of nanometer, make it have antibiotic function , compound silver zeolite of ion implement artificial to activate with the particle hole 2 times distributing and transforming, make ammonia correctly, sulphurate the hydrogen, the formaldehyde waits for the peculiar smell gas to absorb the function fast, add and abolish such auxiliary raw materials as the glass dust , clay ,etc. afterwards, make one with the silica gel solution, is it form usable particle to cook powder body that finish.

针对局部环境污染的问题，本课题采用纳米组装技术和方法，将具有抗菌功能的银离子与具有纳米尺寸孔道结构的沸石载体复合，使其具有抗菌功能，然后将复合了银离子的沸石实施人工活化和二次颗粒孔分布改造，使对氨气，硫化氢，甲醛等异味气体具有快速吸附功能，最后再加入废玻璃粉、粘土等辅助原料，用硅胶溶液造粒，将做好的粉体烧结成便于使用的颗粒。

Of the calcium inside the human body, the physiology function of the calcium ion, the human body is to the absorption of the calcium ion, supersession, regulation mechanism to calcium ion etc. aspect to write.

钙在人生各个生长发育阶段，从幼年到成年乃至老年都肩负着重要生理功能，论文主要从人体内钙的存在，钙离子的生理作用，人体对钙离子的吸收、代谢及调节机制等方面来写。

The calcium is in the life each growth stage, from childhood to the adulthood is to went to the old ages to all carry to emphasize to want the physiology function, the thesis is mainly from the existence of the calcium inside the human body, the physiology function of the calcium ion, the human body is to the absorption of the calcium ion, supersession, regulation mechanism to calcium ion etc.

钙在人生各个生长发育阶段，从幼年到成年乃至老年都肩负着重要生理功能，论文主要从人体内钙的存在，钙离子的生理作用，人体对钙离子的吸收、代谢及调节机制等方面来写。

Firstly,we studied the synthesization and spectral analysis of the ionic liquids.

首先，优化了离子液体中间体Cl的合成工艺路线并对PF_6离子液体的结构进行光谱表征。

With the industrial development of galvanization, tanbark, antisepsis and dye etc, the environment, as well as human health, has been suffering damage by metal bearing wastewater. This situation makes it urgent to find effective ways to wipe off heavy metal ions from wastewater before it is drained.

随着电镀、制革、防腐和染料等工业的发展，含重金属离子的废水对人体和环境造成的危害越来越严重，有效去除废水中重金属离子成为当前十分迫切的任务。

The AVS-SEM distribution in the sediments of Guanting Reservoir and Yongding River was studied and the metal concentration in the water above the sediments and the pore water was measured. Based on the results, the reaction between the sediments and metal ions were discussed and the heavy metal pollution of the sediments in Guanting Reservoir and Yongding River was evaluated preliminarily.

官厅水库沉积物，由于处于缺氧性环境，沉积物中的酸可挥发性硫化物控制着大多数金属离子在沉积物和孔隙水两相间的分配，本文通过现场采样，分析了官厅水库和永定河沉积物中的AVS—SEM的分布，同时测定了沉积物上覆水以及部分样点的孔隙水中的重金属浓度，探讨了沉积物与重金属离子的作用；并根据采样分析结果对官厅水库及永定河沉积物中的重金属污染做了初步评价。

The results show that the fiber has features of being fast and larger thiocyanate ion exchange capacity and easy regeneration.

实验结果表明，该离子交换纤维对硫氰酸根离子具有交换速度快、交换量大、再生处理便利和重现性好等优点。

The optimum conditions and the influence factors were investigated, and the composition of ion-association complexes and the reaction mechanism were also discussed. The effects of foreign substances were tested and it is shown that the method has a good selectivity. Based on HgCl2 and basic triphenylmethane dye, the sensitive, simple and rapid method for the determination of trace CTRX was developed.

研究了适宜的反应条件和影响因素，对离子缔合物的组成和离子缔合反应机理进行了探讨，考察了共存物质的影响，表明方法有良好的选择性，据此发展了用HgCl2和碱性三苯甲烷类染料的灵敏、简便、快速测定痕量头孢噻肟钠的新方法。

We studied trivalence chromium ion electrode reaction on three different surface state by cyclic voltammetry, discussed electrode activation influence on electrode reaction, and analysed the mechanism of electrode reaction. We discussed current efficiency during the first charge process and charge/discharge cycle performance by invariable current charge method.

应用循环伏安法考察了三价铬离子在三种不同表面状态石墨电极上的电极反应，探讨了电极表面活化处理对三价铬离子的电极反应的影响，并分析了电极反应的机理；采用恒电流充电的方法探讨铬液流电池初次充电过程的电流效率及恒电流充/放电循环的性能。

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。