阳离子的

Experts'research on the stability of water-based ink and process has been a preliminary study. Femandez and other matozoa of the discovery of water-based ink by electrostatic repulsion stability and space steric 's. Aromtics and gecol, and so on the surface of the plastic film studies indicate that water-based inks, join different types of surfactants can be effective removal of water-based inks, and Canadians zephiramine hexadecyl alkyltrimethylammonium can make the surface charge of carbon black particles.

国际学者差火性油墨的稳不退性和脱除工艺已举行了开端查究。femandez等发掘火性油墨的胶体稳不退性是由静电排不引力和不满答位阻效应成群不决的。gecol等差脱除塑料薄膜暗不天的火性油墨查究后暗示，参加差别种类暗不天活性剂均可灵验去除火性油墨，而且加人阳离子暗不天活性剂十六烷基不一甲基溴化铵可以使炭暗粒子暗不天电荷逆转。

Intercalation of metal complexes into the interlamellar space of clay is an excellent method for homogeneous catalyst heterogenization .

粘土的可膨胀的二维空间有助于将催化活性的金属络合物用阳离子交换法和配位体交换法插入到粘土层间，因而易于制得粘土层间金属络合物催化剂，这是匀相催化剂多相化的一种好方法。

The effects of reaction time, mole ratio of reactants and amount of catalyst on yield of ketal were investigated by using the [SO3H-bPy] [H2PO4] ionic liquid as catalyst. Results show that the ionic liquid was an efficient catalyst for the ketalization with high conversion and selectivity in mild conditions.

以磺酸基功能化的吡啶磷酸类离子液体[SO3H-bPy][H2PO4]为催化剂，系统考察了反应时间、酮与醇的配比、催化剂的用量及催化剂重复使用、不同阴离子、阳离子等因素对反应的影响，优化了反应条件。

By using density functional theory B3LYP/6-311G++method, the geometric configuration was optimized for tetrahydrofuran、butylene oxide、 secondary oxonium ion and tertiary oxonium ion. And parameters about the electronic structure, bondlength, energy of frontier orbital of these species were determined.

采用DFT中的B3LYP/6-311G++方法对四氢呋喃和环氧丁烷单体、仲氧鎓离子以及叔氧鎓离子进行了几何构型的全优化，确定了各个构型的电子结构、键长和前线轨道能量等参数，并运用前线轨道理论从微观层次上分析了四氢呋喃和环氧丁烷的阳离子均聚反应机理。

Pillared clay is a kind of the mineral materials, which is synthesized by pillaring inorganic polycations or organic ionic groups into clay minerals. Modified clay is a two-dimensional mineral material with large surface area, high thermal stability, strong surface acidity and variable pore size, therefore it is widely used in such fields as catalyst, sewerage treatment, antibacterial material, photic functional material, ionic conductor, pharmacy, nano-complex preparation and nuclear scrap treatment.

柱撑粘土是矿物材料的一种，它是一种由聚合无机阳离子或有机离子插入粘土矿物中而形成的一种具有二维孔洞的矿物材料，具有比表面积大、热稳定性好、表面酸性强以及孔径可变等特性，因此在催化、污水处理、抗菌材料、光功能材料、离子导体、制药、纳米级复合材料制备、核废料处置等领域有着广阔的应用前景。

Only large cations with low charge give a stable ionic lattice with the large polyhalide ions.

仅仅带低电荷的大的阳离子，能和大的多卤化物离子产生稳定的离子晶格。

Different cation asphalt emulsion was prepared taking cetyl trimethylammonium bromide,cetyl trimethylammonium chloride and stearyl trimethylammonium chloride as emulsifier.

以十六烷基三甲基溴化铵、十六烷基三甲基氯化铵及十八烷基三甲基氯化铵为乳化剂制备了不同的阳离子乳化沥青，按ASTMD244的方法获取乳化沥青蒸发残留物，测试乳化沥青蒸发残留物的针入度和其中3种乳化沥青蒸发残留物在不同温度下的黏度，并获得相关黏温性。

The influence of many factors on hydrogen storage capacity is emphatically analyzed, such as the zeolitic structures, Si/Al ratio, type of cations in zeolites and the difference of adsorption experimental conditions, etc.

重点分析了沸石的结构类型、硅铝比、阳离子类型及吸附实验条件差异对储氢量的影响，并讨论了超临界吸附理论模型的发展状况，最后探讨了沸石作为储氢材料的可行性和发展方向。

Water treatment system of the power Plant adopts traditional electro deionization exchange of water processing craft, that craft exists high operating costs in the production and instability in the decimalized water, water loss, high energy consumption, complicated to operate, the personnel labor strength greatly etc.

热电厂化学水处理系统采用传统的电渗析＋阴、阳离子交换的水处理工艺，该工艺在生产运行中存在着运行费用高、出水水质不稳定、水损失量大、能耗高、操作复杂、人员劳动强度大等缺点，不但水资源浪费较为严重，而且排放的酸、碱废水对环境造成了新的污染。

The cured material has very low ionic contents with low outgassing, which is well suitable for use in electronic encapsulating, such as cover glass bonding of CCD/CMOS area image packages.

固化后材料具有很低的阳离子组成和低的排气率，因此该C- UV 4111非常适合于电子封装，例如玻璃基板上的 CCD/CMOS面元的封装。

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。