动力学

In awide range of parameters,we find that all the known periodic windows of the Lorenzequations can be fit into those of a one-dimensional antisymmetrical map with onlyone exception.

我们在一大批数值结果的基础上，利用二维映射的符号动力学说明为什么某些高维耗散系统可以用一维映射的符号动力学给予周期稳定解的分类和排序。

In this paper, a Si-doped armchaired single-walled carbon nanotube (7, 7) and a perfect SWCNT (7, 7) are investigated using the classical molecular dynamics simulations method. The inter-atomic short-range interaction is represented by empirical Tersoff bond order potential.

用分子动力学方法对扶手椅（7，7）单壁碳纳米管掺杂下的结构和力学性能进行了计算机模拟研究，在分子动力学模拟中，采用Tersoff 短程相互作用势描述原子间的相互作用。

Second-order reaction kinetics was observed for monochloramine autodecomposition. Cl/N ratio had the greatest impact on the autodecomposition, follwed by pH value. Kinetics model was built for this reaction.

NH_2Cl的自降解反应符合二级反应动力学关系，Cl／N比值对NH_2Cl自降解的速度影响最大，其次为溶液pH值，论文建立了NH_2Cl自降解的动力学模型。

More and more attention is focusing on the safty of drinking water suply. In this paper, firstly, chloramine formation and the characteristics and kinetics of monochloramine autodecomposition were studied. Secondly, considering the high concentration of ammonia and the complication of organic matters in Shanghai Huangpu River, formation characteristics and rules of disinfection byproducts were reviewed during the breakpoint chlorination process, and on the basis of grading and clssification of organisms, the control effects of chloramination on DBPs formation were studied. Finally, the formation rules of 2-monochlorophenol, 2,4-dichlorophenol and 2,4,6-trichlorophenol from phenol chlorination were investigated, and related influencing factors and kinetics were analysed.

饮用水的安全供给受到越来越多的重视，本文首先进行了氯胺形态以及一氯胺自降解特性及其动力学研究；然后结合上海黄浦江水源氨氮浓度高、有机物成分复杂的特点，研究折点加氯过程中消毒副产物的生成特性和规律，以及在将有机物分级和分类的基础上，研究氯胺消毒对不同类别有机物生成消毒副产物的控制效果；最后考察了氯化苯酚生成2-一氯酚(2-MCP)、2，4-二氯酚(2，4-DCP)及2，4，6-三氯酚(2，4，6-TCP)的规律，并进行了影响因素和动力学分析。

In flood season, obvious variation of dominant species seemed influenced mainly by temporal change of hydrodynamics. Water temperature was positively related to the abundance of Cyanophyta, but negatively to that of Bacillariophyta.

汤溪水库全年水体较稳定，在全年范刚内水动力学对浮游植物群落季节变化没有明显影响，但丰水期5月份至7月份优势种的变化可能主要受水动力学的影响。

The extraction and purification of Acetobacter Z127 ADH. Four methods were employed to isolate ADH from Acetobacter Z127 just to find bacteriolytic solution could break cell efficiently and maintain ADH activity simultaneously and thus it was suitable for the extraction of Acetobacter Z127 ADH.

通过实验对模型的检验，表明实验建立的细胞生长动力学模型和乙醇消耗动力学模型可以反映Acetobacter Z127的生长、消耗反应规律。3Acetobacter Z127中ADH的提取纯化。

The reaction mechanism and the dynamic were investigated Some results were obtained as the following:1. Investigation on the photo-induced reaction mechanism of porphyrin/benzoquinonePoiphyrin/benzoquinone/CK3OD and benzoquinone/CDsOD were studied by CIDNP and ESR technique.

本文采用化学诱导动态核极化和电子自旋共振等方法，针对光合作用模型体系的光激发电子转移和基态相互作用以及跨膜电子传递反应动力学等问题，从反应机理及动力学等角度进行了探索性研究。

This project was conducted starting with the three interrelated subjects the structural characteristics of desertification landscapes in different bioclimatic zones, desertification driving factors and their function mechanism, and the dynamic model of landscape space for the occurrence and development of desertification in representative desertification regions and on the basis of in-depth studies of the relations between landscape structural characteristics and processes of desertification and their stability; the driving force of different time-space scales of desertification and their proportion, manifestation form, and action mechanism in the desertification processes; and the establishment of threshold conditions for the surface wind erosion and has achieved important progress in the definition of desertification conception

本课题从三个相互联系的专题（即不同生物气候区荒漠化景观的结构特征、荒漠化驱动因素及其作用机理、典型荒漠化地区荒漠化发生与发展的景观空间动力学模型）入手，在深入研究荒漠化景观结构特征与过程的关系及其稳定性，不同时空尺度的荒漠化过程驱动力及其在荒漠化过程中所占比重、表现形式及作用机制，地表风蚀临界条件的确定等内容的基础上，虽未建立荒漠化景观空间动力学模型，但在沙漠化概念，末次间冰期以来沙漠化过程时间序列和特征冷暖时期沙漠、沙地空间分布格局，现代沙漠化过程中自然因素和人文因素的作用、贡献率、沙漠化土地对气候的反馈作用以及风蚀临界值，沙粒跃移轨迹参数和能量分布，我国沙漠化防治思路和对策，沙尘暴区划和沙尘暴指数等方面取得了重要进展。

English Outline Describes the classification and characteristics of biochemical reactions, major metabolic pathways; biochemical thermodynamics, biokinetics, immobilization technology, bioreactor construction, experimental design, mass transfer, heat transfer, and flow pattern; mathematical modeling, computer simulation, and optimization; the classification of reactors, aerobic and anaerobic, their operational characteristics and applications.

Chinese Outline 探讨生物化学反应种类及其特性，主要代谢路径；生物热力学、生物动力学、酵素特性探讨与酵素动力学，固定化技术、生物反应器之组装、实验设计、反应器内质传、热传及流动型态解析；数学模式，电脑模拟及最适化；简介反应器种类：好氧及厌氧反应器，其操作特性与应用。

Finally, SO2 removal efficiency empirical equation in the scope of experimental condition is gained from the result of uniform experiments by means of stepwise regression analysis.3. Under the basis of the experimental results in lab, crossflow packed-bed absorber for additional experiment is designed according to experience. The dimension of packed-bed absorber is fixed and flooding gas speed of absorber is checkouted. At the same time, calandria liquid distributor is designed. The efficiency of flue gas desulfurization by scrap iron is investigated in the additional equipment. Under th

为了更好的掌握脱硫工艺的过程规律，根据脱硫工艺涉及的Fe浓度范围，选用NaHso3作为反应物质，全面研究10一6M、阵扭l：IM范围内Fe液相催化氧化s反应动力学，将Fe浓度分为两个范围对实验结果加以讨论，确定HSO3一和Fe的反应级数，调查离子强度和温度对反应速率常数的影响；并结合研究者提出的自由基机理和反应历程，分析反应机理，解释动力学规律。

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。