二氧化铅

The effect of hydrogen ion concentration on the lead dioxide electrodeposit was investigated by Diusman and Giaque using lead nitrate -nitric acid solutions in water.

Diusman与Giaque采用硝酸铅-硝酸水溶液研究了氢离子浓度对二氧化铅电沉积的影响。

A conventional lead-acid battery is made up of a series of cells, each of which contains a positive electrode made of lead dioxide and a negative electrode of metallic lead.

传统的铅酸电池是由一系列的小电池组成，每个小电池都有一个由二氧化铅构成的正极和一个由金属铅构成的负极。

The electrolytic oxidation of Cr 3+ to Cr 2O 2- 7 with lead dioxide anode is studied.

应用整体电解法，以二氧化铅为阳极，铜为阴极，对重铬酸钾间接电化学氧化蒽制蒽醌中影响Cr3 +电化学氧化过程电流效率的因素进行了探讨。

The methods used include chemical oxidation, direct oxidation at high temperatures using high oxygen pressures, and the crystal growth of stoichiometric lead dioxide in the solution phase.

所使用的方法包括化学氧化法，在高温下用高压氧直接氧化以及化学计量准确的二氧化铅在溶液相中的晶体生长。

In this thesis, we used this principle coupled with flow injection solid phase reactor on-line oxidation, solid phase extract and dialysis separation technology to establish the on-line oxidizing fluorometric method for determination thioridazine hydrochloride and methotrexate in table and plasma samples, respectively.

第二章：研究报告一、流动注射在线氧化荧光法盐酸硫利达嗪分析体系研究流动注射在线氧化荧光法测定药物中盐酸硫利达嗪含量本方法根据盐酸硫利达嗪的氧化产物具有强荧光这一性质，在磷酸介质中利用二氧化铅固相反应器在线氧化盐酸硫利达嗪并通过乙醇对其的增敏作用，建立了流动注射在线氧化荧光法测定盐酸硫利达嗪含量的新方法。

Bi-doped lead dioxide electrode s on Ti substrate were prepared by electro-deposition,and their performances were compared by measurements of the decolored ratio of Acid Bright Yellow 2G.

并利用循环伏安法和扫描电镜，分别对掺Ni 二氧化铅电极和普通二氧化铅电极进行表征，发现提高电极析氧电位和改变电极表面晶粒分布是Ni修饰电极比未修饰电极催化效果提高的主要原因。

The product has green-yellow fluorescence at excitation wavelength of 355 nm and emission wavelength of 478 nm, and the fluorescence intensity could be enhanced in the presence of acetone.

三、流动注射在线氧化荧光法测定氯普噻吨的的研究利用在硫酸介质中二氧化铅可使无天然荧光的氯普噻吨氧化而转变为在最大激发波长和最大发射波长分别为393nm和452nm的强荧光物质，而且丙酮对该荧光体系有强烈增敏作用的现象，建立了以醋酸纤维素固定化的二氧化铅作为固相反应器的流动注射在线氧化荧光法测定氯普噻吨的新方法。

Flow injection fluorometry for the determination of carbamazepine in pharmaceuticals and plasmaA simple, sensitive and specific spectrofluorimetric method has been developed for the determination of CBZ. The method was based on lead dioxide solid-phase reactor flow injection on-line oxidizing CBZ into fluorescent product in medium of phosphoric acid. The product has green-yellow fluorescence at excitation wavelength of 355 nm and emission wavelength of 478 nm, and the fluorescence intensity could be enhanced in the presence of acetone. The reaction conditions and experimental conditions were studied and optimized.

二、流动注射在线氧化荧光法测定卡马西平的研究利用卡马西平自身无荧光，经过氧化后可转变为在最大激发波长为355nm，最大发射波长为478nm的强荧光物质，而且丙酮对该荧光体系有增敏作用的现象，应用流动注射体系建立了以醋酸纤维素固定化的二氧化铅作为固相反应器、在磷酸介质中在线氧化荧光法测定卡马西平的新方法。

The oxidation process of lead sulphate in the inner part of the grain, which is formed directly by anodizing lead, is much slower.

至于颗粒内部由铅直接生成的硫酸铅的氧化为二氧化铅就要缓慢得多。

The experimental results show that the lead sulphate, which is formed by reducing lead dioxide, can be reoxidized to lead dioxide within 1min at 1.4V.

实验结果表明在0.9V还原二氧化铅而得到的硫酸铅能在1.4V于1min内氧化为二氧化铅。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。