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And then simulations of gas-particle two phase plane wake and gas-particle two phase plane jet were carried out by using this model.

在对流场特性进行全面分析的基础上,根据对气相流场采用大涡模拟,对颗粒相运动采用Lagrangian方法进行求解的思路,建立了二维气粒两相湍流流动数值模拟的数学模型。

According to three compared experiments, which are using simple tactile guide, with visual guide and with tactile board, we conclude that the simulated phosphene positioning system with tactile board is accurate (the mean error is less than 10mm) and reproducible (the standard deviation is less than 6mm) in evaluating simulated phosphene.

如此循环往复,在经过简单触觉导航、加入视觉导航和具有触摸板导航的三个对照性实验后,我们得出具有触摸板导航的模拟光幻视定位系统能够精确(平均误差小于10mm)且稳定(标准差小于6mm)的对模拟光幻视点进行定位。

In this paper two modes of high-gain GaAs photoconductive semiconductor switch , i.e.

本论文的目的是利用半导体的计算机模拟方法模拟高倍增GaAs光电导开关。

After that, based on the CVaR optimization model with transaction costs, we simulate smoothly the piecewise linear function in objective function separately, and obtain the continuous smooth CVaR optimization model. As an application, we explain via an example when the smooth simulation model is applied in the big scale investment portfolio choice problems, its convergence and stability has the enhancement comparing with the above linear model.

其次,在带交易费用的CVaR最优化模型的基础上,将模型目标函数进行了平滑模拟,得到连续平滑的CVaR最优化模型,并经过实例说明,对于较大规模投资组合选择问题,经过平滑模拟后的模型其解的收敛性和稳定性较之原模型的解都得到了提高。

On the basis of Movable Cellular Automata,the 2D numerical simulation of tungsten alloy armour piercer piercing armour target is done.

用可移动元胞自动机数值模拟方法,对钨合金(93W)穿甲弹侵彻装甲钢靶板进行二维数值模拟

These results indicated that this simulation method could factually express air environment in the piggery, and it was an effective method for air temperature and airflow speed simulation in piggery.

表明使用CFD模拟方法能够真实表达猪舍内气流状态,对猪舍内温度场和气流场的模拟是一种有效的方法。

The Brenner potential based MD simulations are performed to study the compression and detaching between the 47°, 69° and 93° carbon nano-cones and one rigid plane , and the configuration, energy and external-loading evolvement during the compression and detaching are obtained.

采用Brenner势的分子动力学方法,模拟了47°、69°及93°锥度碳纳米锥与刚体平面压缩、分离的全过程;获得了三种碳纳米锥与刚体平面作用过程中的构形演变、能量-变形曲线以及力-变形曲线;根据模拟结果,分析了它们承载能力以及变形能力的差异。

Common phenomenon of optical simulation projects, such as plane wave spherical wave of the simulation, the simulation of some interference.

详细说明:常见的工程光学的现象模拟,如平面波球面波的模拟,一些干涉现象的仿真。

the digitized mapping technique is to combine the field data collection system with the computer assisted mapping system in surveys by computer technology.it aims to realize the information collected and processed digitally and automaticaity.the digitized mapping technique can cut short the working time,lighten the labor intensity and enhance the precision of the productions.the system consists of three parts,such as data input,data processing and data output.the survey-record digitized mapping technique is widely used in the digitized mapping working pattern.for its superiority over traditional plane-table mapping in accuracy and efficiency,the large scale digital mapping is becoming more and more popular.compared with traditional analogue mapping,digital mapping has more quality control pivotai points,and its contents and methods are more complex.with the appearance of new technology gps ,the coordinate of different levels controlling points may be surveyed in high precision and it has been applied widely in topographic survey.the operation process of gps electronic tachometer is introduced and its application in topographic survey is br

计算机应用论文,计算机论文, rtk ,全站仪,数字测图,地形测量, gps论文摘要:数字测图是在测量工作中利用电子计算机技术将野外数据采集系统与内业机助制图系统相结合,其目标是实现信息采集处理的数字化、自动化、信息化。数字测图可以缩短作业时间,减轻劳动强度,提高成果精度。数字测图系统主要由数据输入、数据处理和数据输出3部分组成,数字测图作业模式中测记式数字测图应用最为广泛。大比例尺数字测图正以其测图精度高,成图速度快等优势逐步的取代传统的,以平板仪为主的模拟测图。与传统的模拟测图相比,数字测图的质量控制关键点更多、内容与方法更为复杂。gps 新技术的出现,可以高精度并快速地测定各级控制点的坐标,在地形测量中已得到广泛地应用。本文介绍了gps 配合全站仪的作业流程,简要阐明了其在地形测量中的应用。在利用实测数据成图的过程中,解决一些常见的问题,并给出解决的办法及依据,同时给出一些有益的结论,以适应实际使用的需要。

By using color plasticine, physical modeling has been carried out for the forging process of the blade.

以彩色塑泥为模拟材料,对带阻尼台叶片锻造过程进行了物理模拟

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推荐网络例句

They go to town. Would you just ask them?

他们在城里你能问他们吗?

Ossein pretreated for a2 weeks period exhibited the maximum% yield incase of bone gelatin, while the yield from intact skin was higher than that realized incase of de-scaled skin.

预处理时间达2星期的骨胶原表现出最高的骨明胶百分产量,然而从未处理鱼皮中得到的产率比去鳞的鱼皮得到的要高。

Add in realistic voice acting, and you're about to get emotionally attached toa whole platoon of charactersEvery object on the battlefield is destructible - and once it's destroyed, it stays destroyedIn addition to the rich 1-player storyline, Pathway to Glory features the kind of multiplayer options that N-Gage was made for: go against another player using the same game deck with the Hot Seat option, or connect via Bluetooth technology and go head-to-head.

在现实的声音演戏方面增加,而且你正要拿个性的整个排给在情绪上附上的 toa在战场上的每个物体是可破坏的-而且一经资讯科技被破坏,它停留破坏发现你站着哪里:钮扣的推给你一个概览,如此你能很快地恢复一种不稳定的情形控制除了富有的 1个运动员的剧情之外,通往光荣的道路以可多人玩的选项类型为特色 N-规格被有益:去对抗和困境选项一起使用相同的游戏甲板的另外一个运动员,否则经由 Bluetooth 技术连接而且去头-到-头。