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Radial component of magnetic field is one of main limits of Bi2223/Ag magnet's critical current and stability. Finite Element Method is used to analyze magnetic field distribution.

1引言近年来Bi2223/Ag超导带的临界电流密度和机械性能有了长足的进步，使得Bi2223/Ag超导磁体在各相关领域的应用成为可能。

Existing literature on the inquiry,collation and analysis,this article had the following major tasks:1st,finite element simulation of the current analytical methods are summarized,and system introduction finite element software ADINA and ANSYS applied in the reinforced concrete built-up section.2nd,system introduction reinforced concrete component material performance as well as reinforced concrete nonlinear analysis main mathematical model. 3rd,the use of ANSYS and ADINA software simply supported beam simulation were compared.4th,uses the ANSYS analysis software,conducted 7 radical center bearing reinforcing steel-side steel pipe concrete short stump simulation test research,the research had indicated the reinforcing steel the existence strengthened the pillar ductility greatly.5th,based on ANSYS,has conducted 2 radical center bearing reinforcing steel-side steel pipe concrete member in bending simulation test research.

通过对现有文献的查询、整理及分析，本文进行了以下主要工作：1、对目前有限元模拟分析方法进行了总结，并系统的介绍了有限元软件ADINA和ANSYS在钢筋混凝土组合结构中应用。2、系统的介绍了钢筋混凝土构件的材料性能以及钢筋混凝土非线性分析的主要数学模型。3、利用ANSYS和ADINA软件对简支梁进行了对比模拟分析。4、利用ANSYS分析软件，进行了7根轴心受压钢骨-方钢管混凝土短柱的模拟试验研究，研究表明钢骨的存在大大加强了柱子的延性。5、利用ANSYS分析软件，进行了2根轴心受压钢骨-方钢管混凝土受弯构件的模拟试验研究。

Experts noted that the current urban living environment is the main source of radioactive hazards of indoor radon and radioelement content standard building materials.

专家指出，目前城市生活环境中主要放射性危害的来源有室内氡气及放射性元素含量超标的建筑材料等。

This article introduced the design and calculation of the artificial raining test facility — the device to check-out rainproof and leak-proof function of the automobile, elaborated guarantees the current capacity of each spraying nozzle even energy conversion balance and the main points of design .

介绍了汽车防雨密封性检测设备——人工淋雨试验装置的设计与计算，阐述了保证每个喷嘴流量均匀的能量转换平衡关系和设计要点。

Current, operation excision is one of the mainest measures that treat tumor, and the main reason that local recrudesce is prognosis of operation cure failure and influence patient after art.

概要： 目前，手术切除是治疗肿瘤的最主要手段之一，而术后局部复发是手术治疗失败和影响患者预后的重要原因。

In the first chapter, we simply retrospect current status of research of the repairable system home and abroad and introduce the main study content and method.

在第一章，我们简要回顾了可修复系统国内外研究现状以及简单介绍了主要的研究内容和方法。

It is the main researchful direction of the current material field.

借助计算机，通过数值模拟对材料的晶体结构和性能进行预测与设计，是当今材料领域的主要研究方向。

The main operating products of Shanghai Aiya Electronics Co.,Ltd are: TCW-32A/B series of temperature control instrumentation, TCW-32 series trigger, TCW-32 solder series microcomputer controller, computer distributed control system DCS, industrial automation equipment, KS/KP SCR module, IGBT, solid state relays, contactor, thermocouple, thermal resistance, infrared thermometer, transformer, current and voltage table, fans, radiator, low-voltage electrical cabinet, etc.

上海艾雅电子有限公司主营国龙TCW-32A/B系列温度控制仪表、TCW-32系列触发器、TCW-32微机阻焊系列控制器、DCS计算机集散控制系统、工业自动化成套设备、KS/KP可控硅模块、IGBT、固态继电器、接触器、热电偶、热电阻、红外测温仪、互感器、电流电压表、风机、散热器、低压电气柜等，产品涵盖热处理行业和电子焊机领域。

The main results of research in paper have been applied to the design of the eddy current retarder, proved to be practical and correct in practice.

本文的主要研究结果，已应用于实际产品设计，经实践检验是实用正确的。

This article trend research and current situation of computing technology analyze in survey, through to simple network familiarity that trend calculate, take circuit of simple equivalence as an example, carry on circuit voltage and calculation that power loss of the first part and the concluding paragraph mainly, and then regard a ring network circuit as the main example and carry on the detailed trend to calculate, calculate all nodal voltage power losses, use ATP software to carry on artificial calculation with this example again, it's a pity ATP software emulation has not succeeded.

该文在综述了潮流计算方法的研究和现状分析，通过对简单网络潮流计算的熟悉，主要以简单型等值电路为例进行电路首尾的电压和功率损耗的计算，再以一环网电路为主要例题进行详细的潮流计算，计算各节点的电压功率损耗，再以此例题用ATP软件进行仿真计算，可惜ATP软件仿真没成功。

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。