阴离子的

By using the superoxide radical system, hydroxyl radical system, H2O2 radical system, oxidation system of linolic acid induced by alkane radical and system of DPPH, the antioxidation activities of mulberry red pigment were studied and compared with VC.

采用超氧阴离子自由基体系、羟基自由基体系、过氧化氢自由基体系、烷基自由基引发的亚油酸氧化体系及DPPH自由基体系对桑椹红色素的清除自由基活性进行了研究，并同VC进行了比较。

The metal ion and the anion of the mineral acid form an insoluble salt.

金属离子和无机酸的阴离子生成一种难溶的盐。

The inhibiting affectivity on ASR expansion increa ses obviously with the surface charge density of lithium compound.

随着锂化合物阴离子表面电荷密度的增加，其对膨胀的抑制效果依次增强。

Objective: To study the relationship between serum anion gap and serum albumin in patients of chronic renal failure.

目的 ：探讨血清白蛋白对慢性肾衰氮质血症期患者的血清阴离子隙的影响。

The anion-exchange ion chromatography is suitable for the separation and analysis of alkaline earth metal ions, transition metal ions and rare earth metal ions.

综述了离子色谱法分析金属离子的研究进展，对目前应用于分析金属离子的阳离子交换IC、阴离子交换IC和螯合离子色谱进行了评述。

And the improvement of this system that cationic colloidal magnesium aluminum hydroxide accompanied with the anionic microparticulate was discussed.

介绍了近年来微粒助留体系的研究进展，尤其是无机阳离子微粒助留体系，着重论述了阳离子氢氧化镁铝与阴离子聚合物的协同助留作用及其发展。

In this study,The properties of magnesium aluminum hydroxide s were studied through the transmission electron microscope.

以实验室自己合成的氢氧化镁铝胶体作为原料，用透射电子显微镜来观测其性质，并研究其分别与阴离子聚丙烯酰胺和阳离子聚丙烯酰胺组成微粒助留体系对高岭土填料的絮聚作用。

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。

The mechanism of cyclization of DAT and the principle of the anion extraction were also discussed.

同时，探讨了DAT的成环反应历程，阐述了阴离子高效萃取的原理。

It is found that hydrazone (2) with a nitrogroup has excellent ability for the detection of fluoride anion.

对四种分子内具有氢给体的电荷转移化合物与阴离子物种间的相互作用进行了研究。

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。