阴离子的

Hydrophobically modified anion polyelectrolytes based on Fenugreek gumwere prepared by fixation of dodecylor cetylchains onto carboxymethyl Fenugreek gum backbone via ester functions.

将十二烷基与十六烷基以酯键方式分别引入经羧甲基化改性的香豆胶大分子骨架上，制备了基于香豆胶的疏水改性阴离子聚电解质衍生物。

Determination of dissolved anions by liquid chromatography of ions.

用离子的液态色谱法测定溶解的阴离子。

It is found that there exist weak interactions between adjacent anions and this kind of interactions is the basis for the formation of the chain.

结果表明，相邻簇阴离子间存在弱的相互作用，它是形成链状结构的基础。

Product studies combined with ESR and IR detns. strongly support that the reactions involve an initial electron-transfer step from carbanions to BPO.

用ESR和IR研究的结果表明反应包含一个从碳阴离子到BPO的电子转移过程。

In vitro Incubation of TNT with human erythro- cytes resulted in simultaneous formations of 〓 and Met Hb, demonstrating remarkable relationship between dose-effect and between dose-time.

TNT与人红细胞离体孵育可导致超氧阴离子自由基〓和MetHb的同时形成，并呈现明显的剂量-效应和时间-效应关系

Based on ion exchange equilibrium,the influence of eluant concentration and resin capacity on adjusted retention volumes was examined.

导出了测定离子交换反应热的方程，测定了在碳酸钠溶液中在季铵二型强碱性阴离子交换树脂上F－、Cl－、NO－2、HPO42－、Br－、NO－3和SO42－的离子交换反应热。

A normal-phase liquid chromatographic method has been developed for determination of tocopherols and tocotrienols in hull-less barley.

本论文以裸大麦为原料，研究与探讨了生育三烯酚的分析检测、提取分离及对超氧阴离子自由基损伤人脐静脉内皮细胞的防护作用，主要实验结果如下

The polymerization mechanisms of DTC, TMC and CL initiated by Ln 〓 were fully studied for the first time, and proved to be a"coordination insertion anionic mechanism". Monomer coordinated to rare earth metal on the carbonyl group, and opened ring via acyl-oxygen bond cleavage, forming a growing chain.

本文首次研究了Ln〓引发DTC、TMC和CL聚合的机理，证实都符合&配位插入阴离子机理&：单体首先以环外羰基和引发剂中稀土原子配位，并发生羰基加成，随之通过酰氧键断裂开环而插入到Ln-O键中实现链引发，然后各单体重复上述稀土原子参与的配位、加成、开环、插入聚合步骤，活性链在Ln-O端增长。

With the increase of morin concentration, the chemical shift of α-H and α-H moved to the higher field, which indicates that the solubilization location moved from inner to outer part of alkylchain in the micella.

本研究首次实现了阴离子染料与核酸发生作用并产生共振光散射增强，并建立了新的核酸分析方法。ctDNA，fsDNA，yRNA的线性范围分别为〓和〓〓，检测限分别为：3.4，6.2和4.1ng/ml。

Anionic surfactants produce high levels of foam while non-ionic surfactants produce low to moderate levels of foam.

阴离子表面产生高水平的泡沫，而在非离子表面活性剂产生低至中等水平的泡沫。

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。