阴离子的

Objective The ability of antioxidation for 13 kinds of Umbelliferae has been studied.

目的对13种伞形科中药的抗超氧阴离子(O2)能力进行了研究。

ObjectiveThe ability of antioxidation for 13 kinds of Umbelliferae has been studied.

目的对13种伞形科中药的抗超氧阴离子(O2)能力进行了研究。

A method for determination of eight monosaccharides and two uronic acids in polysaccharide and wood hemicellulose hydrolysate by high performance anion exchange chromatography with pulsed amperometric detection was established.

建立了高效阴离子交换－脉冲安培检测同时分离测定8种单糖和2种糖醛酸的分析方法。

The latter Cu site is coordinated by two N atoms from an en ligand and by three cyanides in a distorted square-pyramidal environment.

它们的不对称单元由两个〓阳离子（占有率0.5），一个〓阳离子，和一个〓阴离子，以及四个水分子。

Activity coefficient shows the effect size of the microcosmic effects between ions and solvent.

活度系数反映了电解质溶液中阳、阴离子之间和离子与溶剂之间微观作用程度的大小。

OBJECTIVE To study the effects of aloe-emodin and emodin on scavenging superoxide anion free radical O(superscript – subscript 2 and hydroxy free radical.

目的：研究芦荟大黄素和芦荟素对超氧阴离子自由基O(上标–下标 2、羟自由基的清除作用。

Objective To study the effect of carbon disulfide (CS2) on pyrogallol-luminol auto-oxidation chemiluminescence system and production of superoxide anion.

简乐目的探讨二硫化碳（CS2）对邻苯三酚-鲁米诺自氧化化学发光体系以及对超氧阴离子产生的影响。

Methods The methods of DPPH , pyrograllol auto-oxidation and salicylicl acid were used in order to get the scavenging quality of DPPH free radical , superoxide free radical O2-.

方法采用DPPH法、邻苯三酚自氧化法、水杨酸法，分别测定缬草醚酯提取物清除DPPH自由基、超氧阴离子自由基和羟自由基的能力。

Changing the acetate to other anions resulted in the loss of imprinting effect, suggesting that the complex formed prior to the polymerization was composed of copper, acetate, Alizarin and 2-vinylprindine.

研究还表明，在结合实验中，将醋酸根离子改变成其它阴离子，该聚合物就会失去分子识别能力，表明在聚合前的混合物中是由Cu，醋酸根离子，茜素和2-乙烯吡啶形成了配合物。

Experimental research for wastewater processing has been carried out on the activated dye wastewater from cotton-printing and dyeing by using a chemical coagulation method with MgSO4 as coagulation agent and anion polyacrylamide as coagulant aid.

采用化学混凝法，以MgSO4为混凝剂、阴离子聚丙烯酰胺为助凝剂，分别对棉布印染过程中排放的活性染料废水进行实验研究。

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。