查询词典 cationic

The structure and property of 2,3-epoxypropyltrimethyl ammonium chloride, and the method of synthesizing cationic starch based on ETA and cornstarch are introduced in brief.

对2，3-环氧丙基三甲基氯化铵的结构和性质及以ETA和玉米淀粉为原料合成阳离子淀粉的方法进行了简要介绍。

The structure and property of 2,3 epoxypropyl trimethyl ammonium chloride, and the method of synthesizing cationic starch based on ETA and cornstarch are introduced in brief.

对 2 ，3 环氧丙基三甲基氯化铵的结构和性质及以ETA和玉米淀粉为原料合成阳离子淀粉的方法进行了简要介绍。

The crystallization thermodynamic data, such as solubility, metastable zone and other basic data of 6APA were measured based on experiments, which demonstrated that as an ampholyte 6APA can exist in solution as a combination of anionic, zwitterionic and cationic species.

实验数据证明6APA是一种两性化合物，其结构以及溶液行为类似于普通氨基酸，在溶液中以两性离子、正离子以及负离子的形式共存，通过改变溶液的pH值，可以极大地改变6APA的溶解度，这就是6APA等电点沉淀的原理。

In recent years, many scholars have paid their attention on the development and application of cationic and amphoteric flocculants.

近年来得到国内外学者的广泛重视和开发应用。

The relationship between the structure and antistatic performance of different antistatic agent such as anionic, cationic and amphoteric antistatic agent was studied.

详细地研究了阴离子、阳离子型以及两性抗静电剂的抗静电性能与其结构以及其使用浓度的关系。

They are a class of small cationic antibiotic peptides that have abundant of arginine.

昆虫防御素是防御素的一种，也是近年来发现的一组新型抗菌活性肽。

Molecular formula:2KHSo5·KHSo4·K2so4 (potassium monopersulfate compound),molecular weight:614.7,alias:potassium monopersulfate triple salt, potassium peroxymonopersulfate;vat dyes;reactive dyes;basic dyes;cationic dyes;azoic dyes;solvent dyes;acid dyes;direct dyes;disperse dyes; sulphur dyes;organic

提供产品：单过硫酸氰钾复合物(分子式： 2KHSO5·KHSO4·K2SO4，分子量： 614.7)别名：单过硫酸氰钾三合盐，过氧化单硫酸钾盐；还原染料；活性染料；碱性染料；阳离子染料；偶氮染料；溶剂染料；酸性染料；直接染料；分散染料；硫化染料；有机颜料；无机颜料。

As a cationic exchanging membrane in electrodialysis, the membrane was used to treat inorganic wastewater with high concentration of inorganic ammonia and azote.

电渗析是在直流电场的作用下，溶液中阴阳离子选择性地透过离子交换膜使溶液中的溶质与水相分离的一种技术

As a cationic exchanging membrane in electrodialysis , the membrane was used to treat inorganic wastewater with high concentration of inorganic ammonia and azote.

将此膜应用于电渗析去除高浓度氨氮废水的处理研究中，结果表明，该膜对氨氮的选择透过性较好，能有效地透过废水中氨氮，氨氮透过率可达80%。

Some of the cationic proteins are bactericidal.

一些阳离子蛋白质是能杀菌的。

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。