水溶液氧化

The cationic polyelectrolyte P (AM-DMDAAC with a certain scope of molecule weight was synthesized by controlling synthesis conditions. P is a kind of functional additive for carbon paper designed especially for proton exchange membrane fuel cell. The kinetic behavior of copolymerization of AM and DMDAAC initiated by Na2S2O8-Na2SO3 redox system in aqueous solution was studied.

通过控制合成工艺条件，合成了具有一定相对分子质量范围的阳离子聚电解质，作为质子交换膜燃料电池专用碳纸功能性添加剂，研究了过硫酸钾亚硫酸钠氧化还原引发体系水溶液聚合的动力学行为，得到的速率方程为：Rp=Kp［K2S2O8］0.55［Na2SO3］0.56［M］1.14。

In order to develop the new desalination method which has the virtues of simple equipments and technology, non-pollution and low cost, a foam fractionation technology of removing CuSO4 from the simulated aqueous solution was studied by using dodecylbenzenesulphonic acid and (1-hexadecyl) trimethyl ammonium hydroxide as surfactant.

为了探索设备和工艺简单、低污染、生产过程费用低的脱盐新方法，以十二烷基苯磺酸和十六烷基三甲基氢氧化按为表面活性物质，采用泡沫分离技术对脱除水溶液中微量的硫酸铜进行了研究。

Study on thermostable and salt-tolerant water-soluble polymers with super- high molecular weightChemical degradation of HPAM in aqueous solution and its influence factors werestudied. The oxidative degradation mechanism, including auto-oxidation and chainscission two processes, having longer kinetic chain length was established. Notably, inthe presence of the reductive impurities the oxidative degradation of HPAM inaqueous solution is remarkably accelerated.

2：线性超高分子量耐温抗盐水溶性聚合物的研究研究了部分水解聚丙烯酰胺水溶液中的化学降解作用及其影响因素，确立了它的氧化降解机制，包括自动氧化过程和链式裂解过程，具有较大的动力学链长，当有还原性杂质存在时，降解反应显著加速。

Since manganese oxide ore powder has a strong oxidizability in acidic aqueous solution, manganese is difficult to be directly stripped. In order to realize solvent leaching, a reductant with lower electrode potential should be used.

氧化锰矿粉在酸性水溶液中有很强的氧化性，锰难以直接溶出，为达到溶浸目的，应有电极电位较低的还原剂存在。

According to the preview study, the low dielectric constant will reduce the self-oxidation of the pyrogallic, which lead to the result of the lower self-oxidation rate in vesicles than that in solutions.

根据前面的研究结果，低的介电常数会抑制其自氧化，因此就出现了在囊泡中自氧化速率低于在水溶液中的现象。

But in the mixture of DSB/AOT, with the increase of DSB, the oxidation rate of pyrogallic decreases gradually to the minimum at the ratio of 7/3, which is only 50% of that in bulk solution.

但是DSB和AOT溶液在混合以后，出现了异常的变化，随着DSB比例的增加，邻苯三酚自氧化速率不但没有上升，反而逐渐降低，在DSB/AOT为7/3时达到最低点，自氧化速率仅为水溶液的50％左右。

Dry powder of antimony pentoxide is light yellowish, which is formed through drying up the aqueous/organic solution of antimony pentoxide colloid with a low concentration, at a very low temperature.

五氧化二锑干粉是用低浓度的胶体五氧化二锑水溶液经低温干燥后形成的一种淡黄色粉末，可分散于水、乙醇等多种有机溶剂。

The details are summarized as follows: 1.γ-irradiation is extended to control the morphology of microcrystals. In our experiments, copper acetate aqueous solution, a simple reaction system, is used at room temperature to prepare pure hexapod-shaped Cu〓O microcrystals, in which a buffer pair is in-situ formed to adjust the acidity of the reaction solution. Some important information on intermediate is obtained by changing the reaction parameter, which favors to reveal the inherent growth habit of Cu〓O.

发展了γ-射线辐照合成法对微晶的形貌的控制，在常温常压下从一个简单的反应体系——醋酸铜水溶液出发，通过辐照过程中原位产生的醋酸-醋酸根缓冲对的自发调节作用，控制反应体系的酸度从而合成得到了纯相的六足状氧化亚铜微晶；并通过改变反应参数，获得了中间体的信息，从而为揭示氧化亚铜的固有生长习性提供了条件。

It is found that the best refolding yield for 0.1g/L linear HNTX-Ⅲ could be obtained in double-distilled aqueous solution at pH 7.5 containing 1.0 mol/L L-arginine, 1.0mmol/L reduced glutathione, and 0.1mmol/L oxidized glutathione.

最佳的氧化复性条件为pH 7.5的重蒸水溶液体系，样品质量浓度为0.1mmol/L，还原型谷胱甘肽和氧化型谷胱甘肽的浓度分别为1.0mmol/L和0.1mmol/L、L-Arg浓度为1.0mol/L。

Ceric ammonuim nitrate and sodium bromate series oxidation system was used selectively to oxidize oximes into the corresponding aldehydes and ketones in water.

在水溶液中，用硝酸铈铵溴酸钠串联氧化体系对肟进行选择性氧化生成相应的醛

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候，里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色，卵在发育96h后卵基本全部孵化。