阳离子的

Acid treatment of fly ash increases adsorption capability for cationic dye, but decreases the capability for acid and reactive dye.

粉煤灰酸洗后对阳离子染料吸附能力提高，对酸性及活性染料的吸附能力降低。

The graft printing of real silk fabrics with sulfoamidic acid results in excellent reserve effect for acid dyes and desirable darkening effect for cationic dyes.

用氨基磺酸对真丝织物进行接枝印花，结果表明，该方法能获得酸性染料良好的防染性及阳离子染料增深性。

The endohedral complexes formed by D5h C50 and H, alkali metals, and alkaline-earth metals, as well as charged states of the endohedral complexes, were theoretically investigated using B3LYP/6-31G method.

采用密度泛函理论B3LYP/6-31G方法，计算D5h C50富勒烯包合H原子，碱金属原子和碱土金属原子生成的内嵌衍生物及其阳离子。

Amphiboles are related to the pyroxenes, forming double chains, again being held together by cations.

角闪石类与辉石类有关，构成双链，也是被阳离子联系在一起的。

The four most common types are a free-radical, carbanion (carbon-centred negative ion), carbocation (carbon-centred positive ion) or a metal complex (as in Ziegler-Natta polymerisation).

有四种最常见的活性中心类型：自由基、碳负粒子、碳阳离子鎓和金属络合物（在Ziegler-Natta聚合中使用）。

Cations are subject to change without notice, in accordance with national regulation and legislation.

特异性？阳离子受到变更，恕不另行通知，在按照国家的规管和立法。

There are some complexed water molecules by cation H〓 in USY.

在USY中，阳离子络合了一定数量的水分子。

Purified sucralose-6-acetate which had been recrystallized was hydrolyzed in th system of sodium methoxide/methanol solution, and the mixture was quenched with H+ ion exchange resin, and cake was washed with methanol. The eluate was concentrated to remove methanol and methyl acetate. The aqueous solution was decoloured with active carbon. The filtrate solution was concentrated and crystallized above 38℃for sever hours, the product sucralose was collected.

重结晶的三氯蔗糖-6-乙酸酯于CH3ONa/CH3OH体系中醇解，用H+型阳离子交换树脂中和，蒸去甲醇、乙酸甲酯等，在水相中用活性炭脱色，水溶液经浓缩，在38℃以上结晶数小时，分离得三氯蔗糖。

Dibutyl succinate was synthesized catalyzed by a strong acid cation exchange resin from succinic acid and n-butyl alcohol.

用强酸性阳离子交换树脂催化丁二酸和正丁醇的酯化反应，合成了丁二酸二丁酯。

Sm and Nd are separated and purified by using HIBA as an eluent through a very small volume of cation-exchange resin

该方法选用AG50W×8阳离子交换树脂，并先后采用不同的淋洗剂进行分离提纯。

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。