查询词典 two dimensional

Following work has been done In the first part, we use the two dimensional or 2＇-state Markov modulated deterministic process to approximate the actual arrival process and then model the ATM multiplexer as an two dimensional MMDP/D/1/K or 2＇-state MMDP/D/1/K queueing system respectively.

概括如下：首先在连续时间模型下，利用二元MMDP和2＇-状态的MMDP近似实际到达过程，然后对具有有限存储器的ATM多路复用器建模。

This paper deals with two dimensional supersonic and hypersonic flow problem by solving the two dimensional Navier-Stokes equation.

董葳本文通过求解Navier-Stokes方程，解决二维超声速及高超声速流动问题。

Further more, we get the necessary and sufficient conditions for the two-dimensional discrete system, where the permanence and extinction of the system are decided and only decided by the relationship of the non-delay coefficients in the system. Further, we for the first time find the equivalent permanence and extinction between the two-dimensional discrete Lotka-Volterra and its corresponding continuous system.

进一步，本得到了此类离散系统二维自治情形下，其持续生存和灭绝分别等价于系统非时滞系数构成的相应不等式；通过比较本文中二维自治Lotka-Volterra竞争系统的连续和离散两种情形的有关结论，首次发现这两类系统具有等价的持续生存和灭绝性质，建立了这两类系统之间的联系。

Initial boundary value problem of two dimensional unsteady diffusion equations is solved in this paper. By using time-dependent fundamental solution of two dimensional diffusion equations and the extension of double layer potential, we establish virtual boundary integral expression of diffusion equations. Then virtual boundary element method is used to implement the numerical computation.

本文在求解二维非定常扩散方程的初边值问题时，利用二维扩散方程与时间有关的基本解，基于双层位势的延拓，建立二维扩散方程的虚边界积分表达式，然后利用虚边界元法进行数值计算。

It is confirmed from both the experimental investigation and numerical analysis that the constitutive correlation of the drift velocity in which the effect of the gravitational force and the acceleration of fluid flow on the drift velocity of the vapor phase is taken into account has reasonable accuracy and it can be used to determine the drift velocity of the vapor phase of two-dimensional and three-dimensional two-phase flow.

本文结合实验测量和数值计算两方面，验证了同时考虑重力和流体本身加速作用对汽相漂移速度的影响是合理的，这种漂移速度结构关系式可以用来计算二维和三维汽相漂移速度。

In order to meet the needs of numerical calculation of mining engineering, two microcomputer programs on three dimensional and two dimensional nonlinear finite element method are developed based on many other researchers' works.

考虑到回采系统动态模拟和优化需要进行大量的计算工作，在前人工作的基础上，本文发展了微机化非线性三维和二维有限元程序。

If our ant on the newspaper were a two-dimensional Flatlander, then folding his two-dimensional world through the third dimension would allow him to magically disappear from one location and appear in a different one.

如果我们的报纸上的蚂蚁也是个二维Flatlander，那将这个二维世界折成三维后将让这个蚂蚁神奇的从一个位置消失去到另一个位置去。

The paper uses two-dimensional difference method to develop a code named RODTRAN to calculate the transient two-dimensional temperature distribution within the fuel rod.

用数值模拟的方法对一种用温度测量进行燃料棒内氦气压力无损检测的方法进行了模拟计算，该方法的基本原理是氦气在不同压力下具有不同的传热特性。

Objective:Three-dimensional ultradorographic surface imaging technology was used to reconstruct gemmule embryo outward contour image,and to compare with two dimensional ultrasonographic section image.As far the two different imaging methods,we tried to assess and explored the application value in ultrasonographic diagnosis,especially the clinical value of ultrasonographic embryology.

目的：应用三维超声表面成像技术重建胎芽胎儿表面外观图像，并与以往二维超声断层图像进行对比，就两种不同成像方法尝试进行超声诊断价值特别是超声胎儿胚胎学临床价值评价与探讨。

Image sequence of images for each frame along the horizontal and vertical direction integral projection formed two integral projection Vector and applications based on the one-dimensional gradient estimated translation technology, thereby obtaining accurate two-dimensional space on the volume of translation.

将图像序列中的每一帧图像分别沿水平和垂直方向进行积分投影形成两个积分投影向量，并应用基于梯度的一维平移估计技术处理，从而精确地获取二维空间上的平移量。

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。