阳离子的

The synthesis methods of energetic salts and energetic ionic liquids(cations including triazole, tetrazole, bridged azole, hexamethyenetetrammonia, etc;and anions including nitrate, perchlorate, azide, tetranitratealuminate, polycyan anion, N,N'-dinitrourea, etc.) are reviewed, and the effects of cations, anions and their substitution groups on melting point, enthalpy of formation, density of the materials are summarized.

本文综述了多种含能盐和含能离子液体（阳离子包括三唑、四唑、双环唑、六次甲基四胺等；阴离子包括硝酸根、高氯酸根、硝基唑、叠氮根、四硝基铝、多腈基化合物、二硝基尿素等）的合成；结合其表征结果分析了阳离子上的取代基以及阴阳离子对它们的性能如熔点、生成焓、密度等的影响。

The relationship of HLB value of dispersant and the performance of ultra-fine pigment was further studied in this dissertation.

本课题还对阳离子分散剂的HLB值和超细颜料性能之间的关系，以及不同阳离子超细颜料的色度值与分散剂官能团的关系作了研究。

Demonstrated by adsorptive capacity and adsorptive energy, polyacrylamides have strong interaction on mineral surface with similar action mode to that of starches, for example, hydrolyzed polyacrylamide and hydroxamic acid polyacrylamide mainly by chemical force, cationic polyacrylamide by electrostatic force and hydrogen bond, nonionic polyacrylamide by hydrogen bond, while amphoteric polyacrylamide embodying both the characters of anionic and cationic one.

聚丙烯酰胺类化合物在矿物表面的吸附能以及吸附量均显示出药剂与矿物间存在的强作用，作用方式与淀粉类药剂相似：阴离子聚丙烯酰胺、羟肟酸聚丙烯酰胺主要靠化学作用，阳离子聚丙烯酰胺借助静电力和氢键，非离子型的聚丙烯酰胺则主要是氢键作用，两性聚丙烯酰胺同时具有阴离子和阳离子聚丙烯酰胺药剂的作用特点。

In this work, cationic kraft pulp was prepared by grafting copolymerization using acrylamide and cationic monomer ［2- ethyl］ trimethyl-ammonium chloride.

实验结果表明，当引发剂硝酸铈铵的用量从2%提高到8%时，纸浆的接枝率和阳离子表面电荷密度稳步提高；进一步提高引发剂的用量，纸浆的接枝率和阳离子表面电荷密度变化平坦。

The results show that the quaternary ammonium cations C12 TA(superscript + and C14 TA(superscript +) with short alkyl chain only react with the hydration cation in the interlamerllar space of hydrobiotite, while those with long chain C16 TA(superscript + and C18 TA(superscript +) first react with the hydration cation, then with the kalium cation in phlogopite interlayer.

结果表明：较短链长的季铵盐阳离子C12TA(上标+， C14TA只与水黑云母蛭石晶层中的水合阳离子发生反应；而长链季铵盐阳离子C16TA(上标+， C18TA先同蛭石晶层的水合阳离子交换反应，再与云母晶层中的钾离子发生交换反应。

This paper introduces the making process of gelatinized cationic starch,according to test the performance of the size and quality of the sizing,proves the size performance is excellent,with high concentration,low viscosity and resistance to static electricity.

糊化阳离子淀粉用于经纱上浆的研究本德萍万明摘要介绍了糊化阳离子淀粉的制备方法，通过对其浆液性能和浆纱质量的测试，证明该浆料性能优良，具有高浓低粘、抗静电的特性。

Adding definite MgSO4 and cationic starch into the pulp system will generate a synergistic effect to the strengthening performance of the nanometer strengthener, and the synergistic effect wilt be benefit to increase the strength of the handsheet.

和空白实验相比，环压指数增加69.95%，抗张指数增加41.19%在纸浆体系中添加适量的MgSO4、阳离子淀粉，可对纳米增强剂的增强作用起到一定的协同作用，其中，加入MgSO4的增强效果要优于阳离子淀粉。

The grafting rate and surface charge density of the pulp increased when the amount of ceriumammonium nitrateinitiator increased from 2% to .

实验结果表明，当引发剂硝酸铈铵的用量从2%提高到8%时，纸浆的接枝率和阳离子表面电荷密度稳步提高；进一步提高引发剂的用量，纸浆的接枝率和阳离子表面电荷密度变化平坦。

Most peptides share common features such as small size, strong heat steadiness, wide antibacterial spectrum and special antibacterial mechanism, which are different from other general antibiotic.

阳离子抗菌肽(Cationic antibacterial peptides)是生物体抵御外源性病原微生物的入侵而产生的一类小分子阳离子多肽，与传统的抗生素相比具有分子量小、抗菌谱广、热稳定性好、抗菌机理独特等优点。

Electron transfer reaction between the radical cations of purine nucleotides and some aromatic amino acids was studied by use of pulse radiolytic techniques. Time-resolved spectroscopic evidence revealed that the one-electron-oxidized radicals of dAMP and dGMP can be efficiently repaired by tyrosine and tryptophan.

鉴于在DNA光敏损伤过程中主要生成嘌呤碱基阳离子自由基，利用脉冲辐解技术研究了嘌呤碱基阳离子自由基与部分芳香氨基酸的相互作用，获得了酪氨酸和色氨酸对单电子氧化的dAMP和dGMP经快速电子转移修复的瞬态吸收光谱证据。

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。