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In chapter one,the backgrounds and current situation of operator theory in Banach space are introduced and the preliminaries of Banach space are given.In chapter two,we study the existence and uniqueness of fixed point for decreasing strict-set-contraction operator in product space.Under the weak continuous condition,we obtain the existence and uniqueness of fixed point for decreasing operator and we give an application of these results; In chapter three,we get several positive fixed point theorems of decreasing operator and the existence and uniqueness theorems of positive fixed point for operator C=A+B,C=D-A in real Banach space where the order is decided by a normal cone; In chapter four,we obtained some existence and uniqueness theorems of fixed point for some mixed monotone operators in semi-ordered Banach space.

在第一章中,主要介绍了半序Banach空间非线性算子的研究历史背景、现状以及半序Banach空间中的预备知识;在第二章中,我们利用半序方法研究了Banach乘积空间中严格集压缩减算子不动点存在唯一性问题,在弱连续的条件下,得到了不动点的存在唯一性和迭代收敛性,同时,给出了它们的一些应用;在第三章中,我们建立了拟弱连续减算子的正不动点定理,并证明了算子C=A+B,C=D-A的正不动点存在唯一性定理;在第四章中,我们得到了半序Banach空间中混合单调算子的不动点存在性及唯一性定理。

This paper summarizes some molecular ecological techniques used in the studies on microbial community structure of oil reservoirs in China, including 16S rRNA gene sequence in the Daqing Oilfield and the northwestward oilfields, 16S rDNA of T-RFLP in the Shengli Oilfield and DNA gene track examination technology in Jilin oilfields, and points out some questions and suggestions for future studies.

本文较系统地总结了我国利用分子微生物生态学方法研究油藏微生物群落结构的进展,其中包括大庆油田和西北部油田的16S rRNA基因序列分析,胜利油田16S rDNA的荧光标记末端多形态限制性片断分析技术,以及吉林油田应用的DNA基因跟踪检测技术,并指出了存在问题和研究方向。

The study on the attenuation law with statistic analysis and dimension analysis reveals that the attenuation index, closely relative to the properties of soil mass, can be expressed as a third order polynomial of vibrating frequency f.

用统计分析和量纲分析的方法研究了强夯振动的衰减规律,发现强夯振动衰减指数与场地岩土体的性质密切相关,可表示为振动频率的三次多项式的形式,为强夯振动的频域分析以及利用强夯振动研究岩土体的性质奠定了基础。

The influence of battery formula and technology parameter on the safety performance of mercury-free alkaline Zn/MnO2 button cell was explored. Short circuit test and overdischarge test were used to study the safety performance of battery produced with varied formula and technology parameter. The factors affecting the safety performance of battery were studied. The optimal technology parameters are confirmed as follows: capacity ratio of anode to cathode is 0.91, KOH electrolyte content is 43%, content of Zn22- dissolved in KOH electrolyte is 7%, content of ZnO added in zinc gel is 0.8%1.0%, content of electrolyte added in zinc gel is 40%42%, content of binder added in zinc gel is 1% and the mass ratio of polyacrylate sodium to polyacrylic acid is 64, content of inhibitor added in zinc gel is 0.01%.

摘 要:探讨电池配方和工艺参数对无汞扣式碱锰电池安全性能的影响,采用短路测试和过放电测试的方法研究各种工艺配方下电池的安全性能,通过实验研究了影响电池安全性能的各种因素,并确定最佳的工艺参数分别如下:负极与正极容量配比为0.91,KOH电解液浓度为43%,电解液中氧化锌的含量为7%,锌膏中的氧化锌用量为0.8%~1.0%,锌膏中电解液用量为锌粉量的40%~42%,锌膏中增稠剂用量为锌粉量的1%且其中聚丙烯酸钠与聚丙烯酸的质量比为64,锌膏中缓蚀剂用量为锌粉量的0.01%。

The author studied the changes in estradiol in female urine, mating behavior and factors influencing male mating investment in maske palm civet by using radioimmunoassay technique behavioral sampling techniques, and got the following results and conclusions

笔者使用同位素放射免疫分析方法研究了雌二醇在雌性果子狸繁殖中的变化过程、使用随机取样法和所有事件取样法研究了果子狸的交配行为和影响雄性果子狸交配投资的因素。得到以下结果和结论

Changes in false operation group, rehabilitation group and the intracerebral synaptic structure parameter of the model group.

为此本实验采用右侧大脑中动脉缺血大鼠模型应用滚笼网状训练、平衡训练以及Morris水密宫训练后,观察假手术组、经康复训练的康复组和未经训练的模型组大鼠在Y-迷宫分辨学习能力和一次性被动回避反应记忆保持能力的行为模式以及海马CA3区突触结构参数测定、在体LTP记录和NMDA受体通道电流记录等方法研究康复训练对梗死大鼠学习记忆的影响及其机制。研究内容包括: 1。

Finally, It conducts a summary of the theories and methods of enterprise green development strategy, and predication on further study in this area.

最后,对企业绿色发展战略理论和方法研究进行了全文总结,并对未来的研究方向进行了展望。

The scavenging effect of the intermediate of Maillard Reaction on ·OH was studied by using chemiluminescence, and its effect on O2-· was studied by inhibiting pyrogallol auto-oxidation.

摘 要:用化学发光方法研究了以Maillard反应中间体清除·OH的作用,用分光光度法研究了中间体清除邻苯三酚自氧化过程中产生的O2-·的作用。

In this paper, phase equilibria of quinary reciprocal system Li+, Na% KV/ C032. B4O72~-H2O and its subsystems (nine ternary systems and five quaternary systems) at 288K were studied by isothermal method; An experimental study on metastable equilibria at 288K in the quinary system was done by isothermal evaporation method, also.

采用等温溶解平衡法研究了五元体系Li~+,Na~+,K~+∥CO_3~(2-),B_4O_7~(2-)—H_2O及其九个三元子体系、五个四元子体系288K相平衡关系;采用等温蒸发的方法研究了该五元体系288K介稳相平衡关系。

On the basis of nonlinear FEA code ANSYS/LS-DYNA, rail rolling process of universal rolling unit were simulated by 3D large deformation thermal-mechanical coupled elastic-plastic FEM. And the deformation shape of the work piece, deformation parameters and cross dimensions for each pass were obtained and stress,stain distribution and metal flow in rolling process of typical passes were analyzed in detail. Analyzed typical pass stress and strain distribute, rolling stress and deforming in universal pass last groove in detail,discussed the effect regularity of residual stress distribution and size to safely using rail, detailed to expound universal pass to railhead tread circular arc process.

本文基于ANSYS/LS-DYNA非线性显式有限元软件,以60kg/m的重轨为研究对象,采用全三维弹塑性热力耦合的有限元方法研究了重轨在万能轧机组中的变形过程,得到了轧件在孔型中的延伸情况、各道次轧件的变形参数,分析了典型道次的应力、应变分布,并详细分析了全万能成品孔型中轧件受力和变形情况,讨论了残余应力的分布及大小对钢轨安全使用的影响规律,详细地阐述了全万能成品孔型对轨头踏面圆弧的加工过程。

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推荐网络例句

The basic concept of FOP can be summarized as to further optimize effective prescription according to the standard of curative effects and with the aid of modern science and technology and theories of traditional Chinese medicine.

其基本内涵可概括为:以确有疗效的中药复方为研究对象,以现代科学技术和传统中医药理论为技术支持,以该复方所治病证的药效响应为评价标准,以优化重组疗效更优的新复方为研究目的。

Ever since our world has been a world, native forests have been indiscriminately exploited by man.

自从我们的世界一直是世界原生森林被任意剥削人。

I don't… don't know. He's unconscious.

我不……我不知道他休克了。