查询词典 simulation

Analyzing the process in the paper, the hydromechanics model of the hydromechanical deep drawing is built up, and the method on the numerical simulation of the hydromechanical deep drawing is put forward, which is an effective approach to the numerical simulation.

本文通过对筒形件充液拉深工艺的分析，建立了接近实际的充液拉深流体力学模型。结合有限元数值模拟技术，提出了充液拉深流体压力行为在数值模拟分析中的实现方法，为充液拉深有限元数值模拟提供有效途径。

The computational grid generation is the prime procedure of hydromechanical numerical simulation. The results of generation affect the numerical simulation obviously.

计算格网生成是流体力学数值模拟过程中的一项主要工作，以往普遍采用手工剖分方法，其结果对数值模拟产生很大影响。

On base of analysis to simulation result, it was point out the main cause making dissimilar metal"s bonding so difficult was metal"s inharmonic plastic deformation. The distribution and changement of stress and strain on interface and in workpieces were analyzed.Making use of experiment and simulation result, main factors that influence welding property of cold pressure welding were discussed.

通过对模拟结果的分析，说明了异种金属冷压焊较同种金属冷压焊困难的原因主要是界面处两种材料的径向和轴向的不协调塑性变形；直观地显示了冷压焊过程中工件内部及界面处的应力应变分布及变化情况。

A series of profile numerical simulation are based on the datas of core flooding experiment, including the homogeneous profile positive rhythm section, the rhythm section, interlining profile, interlayer heterogeneity section, intraformational heterogeneity of reservoir section, the actual reservoir simulation. The the section of displacement mechanism of core flow method and the datas of core flooding experiments take into account, the EOR scheme of later stage is CO2 preslug followed by the N2 slug flooding, at last is the waterflooding or depletion type of drive..

为了进一步分析注CO2／N2段塞驱对扫油效率的影响，在岩芯驱替实验的基础上对N2推进CO2段塞驱进行了均质剖面、正韵律剖面、反韵律剖面、隔层剖面、层间非均质剖面、层内非均质剖面、实际油藏剖面的数值模拟研究，通过对比研究，初步认为高11油田在开发中后期提高采收率技术上可选取在适当高的压力条件下，先注前置CO2段塞驱，后续再注N2段塞顶替驱，然后再转注水或衰竭开采的驱替方式。

Based on the ETA/VPG and LS-DYNA software platform and "vehicle-barrier-curve-road" integrated system dynamics model, in the research, the orthogonal experimental design method and the dynamic explicit finite element method were applied jointedly. The rear wheel elevation was considered as criterion for evaluation and six cross-sectional shape design variables were created. The application of L25 (5^6) orthogonal table for simulation and the use of SPSS statistical package help the variance analysis of simulation results, and the influence levels of various factors were studied to determine the optimal parameters of concrete barrier.

为此，以NJ型混凝土护栏尺寸参数为参考基础，以防撞等级为SS级的护栏为研究目标，以大型客车总质量为18t、碰撞速度为80km/h、碰撞角度为20°的碰撞条件为研究工况，基于eta/VPG及Ls-dyna软件平台及&汽车－护栏－弯道&一体化车－路系统动力学模型，联合应用正交试验设计方法及动态显式有限元方法，以客车后轮抬高量为考核指标，对控制弯道混凝土护栏截面形状的6个设计变量，应用L25(5^6)正交试验表安排仿真试验，借助SPSS统计软件包，对仿真试验结果进行了方差分析，找出了各因素对结果的影响程度，并据此确定了弯道混凝土护栏的最佳尺寸参数。

This paper studys the terrain following for low penetration aircraft ,and establishes the model of ALCM's clobber probability based on the Butterworth terrain model . It simulates much of the computation of its clobber probability under typical cruise conditions and analyzes those simulation results deeply. The control system is designed based on the lobber probability simulation result,and the reasonable control data are given.According to those research,the digital terrain following simulations are given .

文中研究飞行器低空突防的地形跟随问题，基于布特沃斯地形模型，建立了飞行器撞地概率仿真模型，在各典型巡航条件下进行了大量的撞地概率仿真计算，并对仿真结果进行了深入地统计分析和研究，在此基础上，设计了相应的控制系统并确定了合理的控制参数，对飞行器地形跟随进行了飞行仿真。

This thesis presents to a novel and general parallel simulation approach to increasing network simulation speeds on modern multicore systems.

在这篇论文中，我们提出了新颖的平行模拟方法为了加速网路模拟器在多核心架构上的模拟速度。

The main content of the disquisition is studying the Simulation of fractionation process and application in the whole process of the nitrotoluene producting, using the technology of process simulation.

本课题研究的主要内容是运用流程模拟技术进行硝基甲苯生产中硝基甲苯分馏过程的全流程模拟及应用。

But simulation results demonstrate that the accuracy degree of our approximate analysis is acceptable. Both analsis and simulation in this chapter show that the destination correlation between successive packets have strong adverse effect on the performance of nonblocking packet switches.

仿真结果显示这种近似分析的准确程度是可以接受的本章的分析和仿真都表明相邻到达信元的目标地址的相关性对无阻塞交换机的性能产生较大的负面影响。

Numerical simulation for nonuniformly injected SOAs is an important basis for the device characterization, fabrication, and applications. We can conveniently and fleetly obtain the device characters and the effects of each design parameter through numerical simulation.

对非均匀注入SOA的数值仿真是研究其器件特性、器件制作、拓展其应用的重要基础，通过数值仿真我们可以方便快捷地获得器件的特性及各参数对其特性的影响，运用分析的结果来指导器件设计。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。