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Initial experimental study is done about electroforming process and fluid model is set up. Electric field distribution is found to be nearly normal.

在此基础上，对射流电铸成型工艺进行了初步的实验探讨，建立了射流电铸的流体模型，并发现电场的分布为近似正态分布，它与电压和流场密切相关。

The model of laser welding aluminum alloy was set up by means of finite element method. The changes of surface absorptivity with different laser power were simulated by ANSYS.

中文摘要：用有限元方法建立了铝合金激光焊接模型，采用ANSYS软件模拟了铝合金激光焊接过程中铝合金表面吸收率对焊接过程的影响。

The theory of elementary siphons has proved that a supervisorcan be computed and its size is linear with the size of the plant net model. But siphonenumeration is required for the purpose of determining a set of elementary siphons.

基本信标理论已从理论上证明可以得到与Petri网规模呈线性关系的受控Petri网模型，但在确定一组基本信标时同样受到枚举Petri网中所有信标问题的困扰。

According to the theory of wave acoustics and ray acoustics,train is regarded as a moving limited line sound source and the mathematics model of sound field distribution is set up around the elevated railway.

根据波动声学和几何声学原理，将列车看作一运动着的有限长线声源，建立了有声屏障时城市高架轨道交通沿线声场分布计算模型。

At first, this paper studies the structure and security situation of electric enterprises information network, then introduces the basic theory of intrusion tolerance. After that, we study the key technology of intrusion tolerance: set up a distributed intrusion detection system model based on mobile agent; study the object replication technology and improve the voting algorithm; analyze and research the elliptic curve encryption system.

论文首先研究了电力企业信息网络结构以及安全现状，接着介绍了入侵容忍的基本理论，然后着重研究了入侵容忍的关键技术：建立了一种基于移动Agent的分布式入侵检测系统模型；研究了对象复制技术，改进了表决算法；分析和研究了椭圆曲线加密体制。

So we set up model and simulate the effect of the errors from RF multi-receiver, and conclude the emendation target.

其次本文对射频多通道接收机的幅度误差和相位误差对数字波束成形的影响进行了建模仿真，得出了对接收机通道失配的校正指标。

It supplied the new way to set the trial model with encephalomalacia. The content of V〓 and the activity of XOD in serum caught be regarded as the diagnose index in laboratory.

并认为雏鸡站立时的脚爪蜷曲、爪尖着地、爪心悬空和小脑的严重出血、水肿、软化及小脑体积的明显增大是雏鸡脑软化的特异症状和剖检变化，可作为临床检查的主要依据，血清中V〓含量和XOD活性可作为实验室诊断指标。

The trial model with chicken encephalomalacia was set up successfully by using the feed of low content of V〓 and supplying excessive unsaturated fatty acid in feed in the study The method was simple and practiced.

本实验通过采用低V〓饲料和添加过量UFA，成功复制出雏鸡脑软化模型，此方法简单易行，可比性强，为建立雏鸡脑软化模型提供了新的途径。

The trial model with chicken encephalomalacia was set up by using the feed of low congtent of V〓 and supplying excessive unsaturated fatty acid in feed for studying the molecular mechanism of chicken encephalomalacia in the study. On the basis of observing the symptom and postmortem examination in clinic and determining the content of V〓, the bodyweight, the weight of cerebrum and cerebellum, the focus of the study was on follows which were relative to neuropathic injury. The concentration of free radical and the function of antioxidant defense system of chicken with encephalomalacia were determined systematically.

中文题名雏鸡脑软化症的分子机理副题名外文题名 The molecular mechanism of chicken encephalomalacia 论文作者王振勇导师石发庆教授学科专业临床兽医学研究领域\研究方向动物营养代谢病学位级别博士学位授予单位东北农业大学学位授予日期2002 论文页码总数110页关键词雏鸡脑软化鸡馆藏号BSLW /2003 /S858 /7 为了深入探讨雏鸡脑软化症发病的分子机理，本课题通过在采用低V〓饲料和添加过量UFA建立了雏鸡脑软化症实验模型。

On the basis of mathematical analysis, a multiobjective nonlinear programming model on a multiobjective transporting vehicle arrangement is set up. Two fast arithmetic methods, i. e. gradual integralization method and enumerative integralization method, are put forward hereafter and an actual problem is solved by making use of the Matlab program.

针对露天矿生产中的一个多目标优化运输问题，基於数学分析，建立了一个多目标非线性规划模型；提出了模型的逐步整数化方法和穷举整数化方法两种快速算法，并利用研制的Matlab程序计算了一个实际问题。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。