阳离子的

Grafting 2,3-Epoxypropyl trimethyl ammonium chloride on silk is an effective method to solve the dyeing problem of silk.

丝绸接枝阳离子是解决丝绸染色问题的有效途径。

Copolymer of acrylamide and acryloyloxyethyl trimethyl ammonium chloride was prepared by dispersion polymerization in a salt solution.

摘 要：以丙烯酰胺和丙烯酰氧乙基三甲基氯化铵为共聚单体，采用分散聚合法在无机盐水溶液中制备了性能稳定的阳离子聚丙烯酰胺乳液。

Copolymer of acrylamide and acryloyloxyethyl trimethyl ammonium chloride was prepared by dispersion polymerization in a salt solution.

摘 要：以丙烯酰胺和丙烯酰氧乙基三甲基氯化铵为共聚单体，采用分散聚合法在无机盐水溶液中制备了性能稳定的阳离子聚丙烯酰胺水包水乳液。

Then gel filtration, positive ion resin absorption and isoelectric deposition were applied for polysialic acid purification process. The purity of polysialic acid was above 90 % with neutralisation deposition method and the recovery yield of polysiac acid was 55.8%.

探讨了凝胶过滤法、阳离子树脂吸附法、中和沉淀法进一步纯化聚唾液酸的工艺，其中中和沉淀法可使聚唾液酸纯度达到91.5%，回收率为55.8%。

In the course of capacitation, the membrane potential might be depolarized resulting from K〓 or Na〓 influx.

获得精子由于阳离子内流和膜电位的去极化，Ca〓通道开放，此时Ca〓通道阻断剂使通道关闭。

On the other hand, the cationic exchange and dissolution of mineral dusts occur in the human serum to some extent.

另一方面，矿物粉尘在血清中发生了一定程度的阳离子交换和溶解作用。

In order to solve chromium waste water by means of electrolyzed deoxidation, we apply polyacrylonitrile carbon blanket as pole, graphite as bipolar plate, positive ion film as diaphragm, to an oxidation-reduction system, in which negative pole electrolyzes and reduces chromium waste water; meanwhile, oxides Fe~{2+} into Fe~{3+} in positive pole.

为了电解还原处理含铬废水，以聚丙烯腈碳毡作电极，石墨板作双极板，以阳离子交换膜为隔膜，组装出氧化还原电池系统。此系统阴极电解还原处理含铬废水，同时阳极氧化Fe2+为Fe3+。电池系统的平均电流效率达92.29%，处理后废水中铬含量小于10-5mol/L，达到国家排放标准

Chapter 1 mainly reviews the evolution of methane catalyzed by ligated transition metal.

第一章，综述了金属配合物阳离子活化甲烷的反应研究进展及本文主要工作。

If CSF is used as a sensitizing agent, its concentration should be lower than its critical micelle concentration.

从分析化学角度上看，若以阳离子表面活性剂作为BPR显色反应的增敏剂，则必须控制其浓度在其临界胶束浓度以下。

Through a series of tests, it has been approved that ioncation polypropylene acid amide acted as coagulant, coagulant aid and filtrating aid in coagulation, coagulating aid and direct filtration,which it carried positive charge, and the function was much more strong.

本文通过试验研究，肯定了阳离子型聚丙烯酰胺作为凝聚剂、助凝剂、助滤剂在混凝、助凝、直接过滤中的作用。由于其带正电荷，上述作用尤为强烈

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新