阳离子的

Cationic red 2GL is a widely-used dye but it is difficult to be decolorized via recent methods.

阳离子红2GL是使用广泛又难以处理的一种染料，现有的方法治理效果差。

Nitric oxide produced by PMA activated macrophages was released quickly, and then went down to a lower level. This process was related closely to the catonic amino acid transporter Y〓.

我们发现PMA激活的巨噬细胞产生一氧化氮有快速释放-速度下降的过程，并且这一过程与阳离子氨基酸转运系统Y〓密切相关。

By sulphonation of the PS-DES phase with chlorosulphonic acid, strong cation-exchange stationary phase of sulphonic type was obtained.

所产生的PS-DES再和氯磺酸发生磺化反应，即得到磺酸型的强阳离子交换型固定相。

The hydrolysis of chitin under concentrated alkali conditions would produce double anion because of conjugative effect and steric effect (producing primary amine which had positive ion properties and linear chain macromolecular structure and which has good flocculability and clarification performance).

因共轭效应和空间效应，甲壳质在浓碱条件下水解，能形成双负离子，形成具阳离子性质的伯胺和具有直链高分子结构，具有优良的絮凝性能和澄清作用。

In this paper the author invented a new quick initiation system to initiate AM and DMC to copolymerize and get high molecular weight .

本文利用实验室自制的混合快速引发体系，并且通过对丙烯酰胺和和2-甲基丙烯酰氧乙基三甲基氯化铵两段共聚法，合成高分子量的PAM-DM C阳离子聚丙烯酰胺。

The paper studies AM and DAC as monomer, copolymerize a new type of cationic polymer flocculants through aqueous solution polymerization, inverse emulsion polymerization and inverse microemulsion polymerization, then studies how to improve solid content by aqueous solution polymerization, ascertain the system and kinetics of inverseemulsion polymerization and technological conditions.

本论文探讨了以AM与DAC为单体，通过水溶液聚合、反相乳液聚合、反相微乳液聚合得到新型阳离子高分子絮凝剂，研究了如何提高水溶液聚合的固含量，反相乳液聚合体系的确定、动力学研究及其工艺条件等影响因素。

In this paper, the optimal parameters of co-precipitation are developed aimed at al cations coprecipitation.

本文的主要创新之处在于：以阳离子共沉淀为目标，提出了合理的沉淀工艺参数。

The esterification reaction of hexane diacid with 2 ethyl hexanol was studied by using modified β zeolite as catalysts.

用改性β沸石作催化剂，研究了己二酸与2－乙基己醇的酯化反应，讨论了阳离子交换度、焙烧温度及表面酸性对催化活性的影响。

The polymerization reacts from the inverse emulsion . Selecting white oil as continuous medium , Span60 and TX-10 as the complex emulsifier , AM-01﹑(NH4)2S2O4 and NaHSO3 as new-type complex initiator , the copolymerization of dimethylamino ethyl acrylate methyl chloride/acrylamide was developed . The effects of the concentration of monomer﹑emulsifier and initiator﹑ temperature﹑reaction time and pH on the molecular weight﹑intrinsic viscostity﹑conversion ratio and cation degree of copolymer were studied .

以反相乳液为初始聚合体系，油酸失水山梨醇酯Span60和辛基酚聚氧乙烯醚TX-10构成复配乳化剂，白油为连续介质，AM-01、过硫酸铵和亚硫酸氢钠组成新型复合引发体系，进行丙烯酰胺/（2-甲基丙烯酰氧乙基）三甲基氯化铵的反相准微乳液共聚合，研究了单体浓度、乳化剂、反应温度、反应时间、pH等因素对聚合产品分子量、特性粘数、转化率及阳离子度的影响。

The protic- or Lewis acid catalyzed ring-closure of divinyl ketones (and their acid-labile precursors) pentadienylic cations is known as the via Nazarov cyclization.

质子酸或路易斯酸通过戊二烯基阳离子催化二乙烯酮的环闭合（以及它们的酸不稳定前体）这个反应被称为Nazarov环化。

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。